10th week of 2009 patent applcation highlights part 65 |
Patent application number | Title | Published |
20090062403 | Compositions and Methods for Treatment of Disorders of Protein Aggregation - The invention provides compositions, methods and uses comprising a scyllo-inositol compound that provide beneficial effects in the treatment of a disorder and/or disease including a disorder in protein folding and/or aggregation, and/or amyloid formation, deposition, accumulation, or persistence. | 2009-03-05 |
20090062404 | PHARMACEUTICAL COMPOSITION - The present invention provides an intraoral rapid-disintegrating pharmaceutical composition which exhibits excellent intraoral disintegrating property and high hardness, and which can be applied, in particular, to a pharmaceutically active ingredient which is unstable in water. The pharmaceutical composition, which contains lactose and powdered cellulose, exhibits high hardness without prolongation of its intraoral disintegration time. When a disintegrating agent is further incorporated into the pharmaceutical composition, the hardness of the composition is increased without prolongation of its intraoral disintegration time. When magnesium aluminometasilicate, and one or more species selected from among silicic acid and silicic acid salts other than magnesium aluminometasilicate are further incorporated into the pharmaceutical composition, the composition exhibits higher hardness without prolongation of its intraoral disintegration time. The pharmaceutical composition of the present invention can be produced by means of a generally employed industrial production process without using a special preparation technique. | 2009-03-05 |
20090062405 | CYCLOPROPANECARBOXALDEHYDES AND THEIR USE IN PERFUME COMPOSITIONS - The present invention is directed to novel cyclopropanecarboxaldehyde compounds of the general formula | 2009-03-05 |
20090062406 | Aqueous concentrates of isethionate, taurate and betaine - The invention provides aqueous concentrates comprising, based on the total composition,
| 2009-03-05 |
20090062407 | METHOD AND APPARATUS FOR PRODUCING MICRO EMULSIONS - This invention relates to preparation of micro emulsions having a controlled size. It provides methods, measures, apparatus and products produced by the methods. The method is particularly suitable for preparing micro emulsions of water containing one or more ionic species in an oil and/or dense fluid phase such as CO | 2009-03-05 |
20090062408 | HYDROGELS WITH GRADIENT - The present invention provides a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight. The invention also provides a method of forming a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight. | 2009-03-05 |
20090062409 | POROUS COORDINATION COPOLYMERS AND METHODS FOR THEIR PRODUCTION - A coordination polymer includes a plurality of metal atoms or metal clusters linked together by a plurality of organic linking ligands. Each linking ligand comprises a residue of a negatively charged polydentate ligand. Characteristically, the plurality of multidentate ligands include a first linking ligand having first hydrocarbon backbone and a second ligand having a second hydrocarbon backbone. The first hydrocarbon backbone is different than the second hydrocarbon backbone. | 2009-03-05 |
20090062410 | METHOD OF FORMING EXTRUDED POLYSTYRENE FOAMS AND THE PRODUCTS MADE THEREFROM - The invention a method of forming complex shape of styrenic polymer foams in which a pressing surface is created, for example, by planing/machining a layer of an as formed extruded styrenic polymer plank, contacting said plank with a contoured die face and pressing the foam to form the complex shape. | 2009-03-05 |
20090062411 | HIGH STRENGTH ADHESIVES WITH IMPACT PEEL STRENGTH - A single-component high-temperature-curing reactive composition based on natural and/or synthetic elastomers having olefinic double bonds and on vulcanizing agents is provided. Such compositions contain at least one liquid polyene with a molecular weight between 400 and 80,000, preferably between 800 and 25,000; at least one block copolymer with at least one polyene block and at least one saturated block; and a vulcanizing system of sulfur and accelerators and/or quinone oximes, if applicable. Such high-temperature-curing reactive compositions are useful as single-component adhesives, sealant or coating compositions or sealing compounds in automobile body manufacture. | 2009-03-05 |
20090062412 | POLYMER BLENDS COMPOSED OF POLYESTERS AND OF LINEAR, OLIGOMERIC POLYCARBONATES - Polymer blend, comprising components A) to C), the entirety of which gives 100% by weight,
| 2009-03-05 |
20090062413 | COMPOSITION OF FILLERS WITH PLASTICS FOR PRODUCING SUPERIOR BUILDING MATERIALS - The use of high aspect fillers in the production of simulated stone, masonry and brick textured products such as cladding, siding, panels, or other building and construction materials. High aspect fillers increase the dimensional stability, rigidity, thermal and sound insulation. The high aspect fillers may be included into a matrix polymer with or without chemical bonding. The disclosed invention is not limited to products in the building or construction industries and may be applied in the manufacture of a wide variety of products in other industries. | 2009-03-05 |
20090062414 | System and method for producing damping polyurethane CMP pads - A solid product formed by polymerizing a urethane prepolymer in the presence of a curative has a Bashore rebound that is less than about 38%. Preferably, the urethane prepolymer is an aliphatic isocyanate polyether prepolymer and the curative includes an aromatic diamine and a triol. To form a microcellular polyurethane material, the urethane prepolymer is frothed with inert gas, in the presence of a surfactant, then cured. The polyurethane can by employed to form highly damping CMP pads that have low rebound and can dissipate irregular energy and stabilize polishing to yield improved uniformity and less dishing. | 2009-03-05 |
20090062415 | METHODS OF PRODUCING RIGID POLYURETHANE FOAMS - Methods comprising: providing an aromatic polyisocyanate and a polyol; and reacting the aromatic polyisocyanate and the polyol in the presence of a blowing agent and a catalyst to form a rigid polyurethane foam; wherein the blowing agent comprises water and a hydrocarbon having 3 to 8 carbon atoms; and wherein the polyol comprises a mixture of two or more polyether polyols according to formula (1): | 2009-03-05 |
20090062416 | FLEXIBLE POLYURETHANE FOAM AND PROCESS FOR ITS PRODUCTION - A process for producing a flexible polyurethane foam, which comprises reacting a polyol mixture with a polyisocyanate compound in the presence of a urethane-forming catalyst and a blowing agent, characterized in that the polyol mixture comprises the following polyol (A) and the polyol (B), and the proportion of the polyisocyanate compound to the polyol mixture is at least 90 by isocyanate index, and the total amount of Zn and Co contained in the polyol mixture is from 0.1 to 200 ppm. | 2009-03-05 |
20090062417 | Process For The Continuous Manufacturing Of Shaped Articles And Use Of Silicone Rubber Compositions In That Process - The present invention relates to a process for the manufacturing of continuously shaped cured silicone articles, particularly extrusions articles and the use of silicone compositions containing a photoactivatable metal catalyst in said process, wherein the curing is initiated by visible or UV-light. | 2009-03-05 |
20090062418 | NOVEL PHOTOINITIATORS - A photoinitiator compound is functionalized with alkoxy groups so as to be soluble in alkoxy-containing monomers. The photoinitiator has a formula of R | 2009-03-05 |
20090062419 | RADIATION-CROSSLINKING AND THERMALLY CROSSLINKING PU SYSTEMS BASED ON ISOCYANATE-REACTIVE BLOCK COPOLYMERS - The present invention provides polyurethane systems which cure by radiation and thermal action with crosslinking, and use thereof for the production of holographic media. The polyurethane compositions of the invention comprise A) polyisocyanates, B) isocyanate-reactive block copolymers, C) compounds having groups which react on exposure to actinic radiation with ethylenically unsaturated compounds with polymerization, D) optionally free radical stabilizers and E) photoinitiators. | 2009-03-05 |
20090062420 | Block Copolymers Having Distinct Isoprene and butadiene Midblocks, Method for Making Same, and Uses For Such Block Copolymers - A block terpolymer for use in photocurable compositions, flexographic printing plates or hot melt adhesives having a molecular structure according to the general formula: | 2009-03-05 |
20090062421 | Phenoxy Resin for Optical Material, Resin Composition for Optical Material, Resin Film For Optical Material and Optical Waveguide Using Those - The present invention relates to a phenoxy resin for an optical material obtained by subjecting at least one selected from specific difunctional epoxy resins and at least one selected from specific difunctional phenols to polyaddition reaction, wherein a film comprising the above phenoxy resin has a refractive index of 1.580 or less at 25° C. and a wavelength of 830 nm, a resin composition for an optical material containing the above phenoxy resin, a resin film for an optical material comprising the above resin composition and an optical waveguide produced by using the above resin composition and/or the above resin film. The present invention can provide a phenoxy resin for an optical material which is excellent in a heat resistance and a transparency and which has a low refractive index, a resin composition for an optical material containing the above phenoxy resin, a resin film for an optical material comprising the above resin composition and an optical waveguide produced by using the above resin composition and/or the above resin film. | 2009-03-05 |
20090062422 | Spinal Intervertebral Disk Replacement Material for Nucleus Pulposus and Production Method Thereof - To provide a spinal intervertebral disk replacement material for nucleus pulposus which is relatively superior in load resistance that causes smaller damage of the anulus fibrosus by insertion during operation, remains in the anulus fibrosus stably after operation, and also allows prevention of the damage of the vertebral body cartilage endplate and the anulus fibrosus surrounding the prosthetic portion by sliding, and a production method thereof. The present invention relates to a spinal intervertebral disk replacement material for nucleus pulposus, comprising a dry polyvinylalcohol gel having a percentage of saturated water content of 18 to 50 wt % that changes its shape at a shape deformation rate of 150 vol % or more by water absorption. The present invention also relates to a method of producing the spinal intervertebral disk replacement material for nucleus pulposus above, comprising a step of preparing a polyvinylalcohol gel having a percentage of saturated water content of 20 to 53 wt %, a step of converting the polyvinylalcohol gel into a polyvinylalcohol hydrogel in the hydrated state and forming it into a shape having a hollow region, a step of irradiating the polyvinylalcohol hydrogel with γ ray at an intensity of 20 to 100 kGy, and a step of drying the PVA hydrogel in such a manner that the resulting hydrogel is so deformed that the hollow region disappears. | 2009-03-05 |
20090062423 | ORTHOPAEDIC CEMENT MIXTURES WITH LOW WEIGHT PERCENT POLYVINYL ALCOHOL (PVA) SOLUTION - Orthopaedic bone cement mixtures include a primary material that has a flowable state and a solid mass state and a low weight percent amount of polyvinyl alcohol (PVA) material. The PVA material is distributed in the primary material. | 2009-03-05 |
20090062424 | COLORIMETRIC INDICATOR OF RADIATION EXPOSURE - A colorimetric composition is disclosed comprising a polycarbonate resin, a dye, and a thiopropionate. The composition undergoes an irreversible color shift to a darker color upon exposure to sunlight or UV radiation. Processes for producing and/or using such a colorimetric composition are also disclosed. | 2009-03-05 |
20090062425 | Method for producing a deflation-proof pneumatic tire and tire filling compositions thereof - The present invention is directed to a method for producing a cured tire filling composition and the composition resulting from such a method. The A component has from about 3 to about 30 weight % of a polyisocyanate comprising polymeric toluene diisocyanate (TDI) or diphenylmethane diisocyanate (MDI) with an average functionality of 2 or greater, from about 10 to about 60 weight % of a high molecular weight polyol or blend of polyols having a hydroxyl number in the range of about 20 to about 56, and the balance of a plasticizer. The amount of plasticizer is an amount sufficient to lower the NCO content of the resulting. A component to be less than 10% and is in the range of from about 10 to about 80 weight %. The B component has from 0 to about 30 weight % of the high molecular weight polyol or blend of polyols, from about 70 to about 99 weight % added water, from about 1 to about 8 weight % of a hydrophilic moiety, and from about 0.1 to about 5 weight % of a catalyst. The resulting elastomer is cured to produce an elastomeric tire filling composition within a pneumatic tire casing having a Durometer hardness in the range of about 5 to 60 (Shore A). | 2009-03-05 |
20090062426 | Carbon Fiber Strand for Reinforcing Thermoplastic Resins and Method of Producing the Same - There are disclosed a carbon fiber strand for reinforcement of thermoplastic resin, wherein a sizing agent containing a resin composition obtained by mixing a component [A], i.e. an acid-modified polyolefin copolymer having a weight-average molecular weight of 15,000 to 150,000, which has, as the main chain, an ethylene-propylene copolymer, a propylene-butene copolymer or an ethylene-propylene-butene copolymer and in which the main chain has been modified with 0.1 to 20% by mass of an unsaturated carboxylic acid, and a component [B], i.e. an acid-modified polypropylene having a weight-average molecular weight of 3,000 to 150,000, which has, as the main chain, a polypropylene and in which the main chain has been modified with 0.1 to 20% by mass of an unsaturated carboxylic acid, at a mass ratio of 1:20 to 10:5, is adhered to 100 parts by mass of a carbon fiber in an amount of 0.1 to 8.0 parts by mass; a method for producing the above strand; and a carbon fiber-reinforced thermoplastic resin containing the above strand. | 2009-03-05 |
20090062427 | METHOD AND APPARATUS FOR ENHANCED MINIMAL SHEAR MOLDING UTILIZING EXTRUSIONAL, PELLETIZATION, AND MELT RHEOLOGICAL CONTROL OF PELLETS AND MICROPELLETS AND MOLDED OBJECTS MADE THEREFROM - The present invention relates to a method for enhancement of the minimal shear molding process utilizing pellets and/or micropellets produced through controlled extrusional and pelletization processes in combination with nonpowder melt flow rheology that incorporates reduced molding temperature and/or reduced cure time, reduced rotation axis ratios and/or reduced rotation rates. Molding can be uniaxial, biaxial, or multiaxial rotational or oscillatory or both. The molded items produced can be single or multiple layers and can be produced in one or more molding sequences using similar or different chemical compositions. | 2009-03-05 |
20090062428 | Elastomer composite and method for producing it - An elastomer composite includes the coagulated product of a mixture of a particulate slurry and a latex blend comprising skim latex and at least one of field latex and latex concentrate. | 2009-03-05 |
20090062429 | METHOD TO MAKE AN ARTICLE COMPRISING POLYMER CONCENTRATE - This invention relates to a method to make an article comprising the steps of combining a semi-amorphous polymer having a heat of fusion of less than 70 J/g with a plasticizer and optionally one or more additives, to produce a polymer concentrate, combining the polymer concentrate with one or more final materials to produce an article precursor; and forming the article at least partially from the article precursor, wherein the polymer concentrate preferably shows no visible phase separation as demonstrated by the polymer concentrate having no visually detectable loss of the plasticizer after a portion of the polymer concentrate is aged on an absorbent surface for 24 hours at 25° C. An article produced by the method is also disclosed. | 2009-03-05 |
20090062430 | Epoxy Resin Composition for Sealing and Electronic Component Device - The invention relates to an epoxy resin composition for sealing comprising (A) an epoxy resin, and (B) a curing agent, wherein the following is comprised as the curing agent (B): (C) a compound or compounds represented by the following general formula (I) in which n is or n's are each an integer of 1 to 10, and m is or m's are each an integer of 1 to 10: | 2009-03-05 |
20090062431 | COMPOSITION OF MATTER - Composition of matter for the production of simulated stone, masonry, and brick textured products. Exemplary embodiments of panels, wall structures, and other products may have contoured and textured surfaces and may simulate the appearances of conventional building or construction materials including, but not limited to, stone, bricks, masonry, concrete, stucco, wood, or other conventional building materials, and combinations of any of these materials are disclosed. The disclosed invention is not limited to products in the building or construction industries and may be applied in the manufacture of a wide variety of products in other industries. | 2009-03-05 |
20090062432 | NOVEL POLYURETHANE COMPOSITIONS INCLUDING CASTOR OIL - At least certain embodiments of the present invention relate to polyurethane compositions for forming a layer of polyurethane on a textile, fabric or material, such as a flooring fabric or a non-flooring fabric. The compositions comprise the reaction product of castor oil having a water content of less than or equal to about 0.2% by weight; a monol, and an isocyanate, wherein the reactants have a soft segment functionality of about 2.0 to about 2.64. Methods of using the compositions and products including the compositions are also disclosed. At least selected embodiments may provide compositions for use in surface coverings such as floor coverings having a show surface such as a textile or fabric face material in contacting overlying relation to a polyurethane backing with or without additional structures, layers, backings, and/or the like, as well as apparatus, processes, and/or methods for making such surface coverings, uses for such surface coverings, and/or the like. In at least one particular embodiment, a floor covering such as a carpet, carpet tile, area rug, floor mat, roll goods, or the like incorporates a textile or fabric face disposed in contacting overlying relation to at least one polyurethane layer. | 2009-03-05 |
20090062433 | Rubber Composition And Pneumatic Tire - A rubber composition is provided that attains both low heat generating property and high reinforcement property simultaneously at high levels, is capable of attaining low fuel consumption through the tire, is excellent in durability, and is good in workability and surface property. The rubber composition contains 100 parts by weight of a diene rubber component, from 0.5 to 50 parts by weight of bagasse charcoal having a BET specific surface area of from 10 to 300 m | 2009-03-05 |
20090062434 | METHOD OF IMPROVING AFFINITY BETWEEN FILLER AND POLYMERS HAVING A LOW DEGREE OF UNSATURATION - Provided is a composition comprising at least one polymer having a degree of unsaturation of no more than about 50 mol %; a filler selected from the group consisting of carbon black, silica, and mixtures thereof; and a polymeric additive comprising a functional end group reactive with said filler, wherein said polymeric additive has a degree of unsaturation of no more than about 50 mol % and a number average molecular weight between about 1,000 and about 25,000. The composition may optionally contain one or more polymers having a degree of unsaturation of more than 50 mol %. The composition may be particularly useful as a component for a tire. | 2009-03-05 |
20090062435 | Tire with Component Containing Asphaltene - The present invention is directed to a pneumatic tire including at least one component, the at least component including a rubber composition, the rubber composition including 100 parts by weight of a diene based elastomer and from 1 to 20 parts by weight, per 100 parts by weight of elastomer (phr), of a solvent-extracted asphaltene. | 2009-03-05 |
20090062436 | Aromatic Phosphate Acid Flame Retardant Compositions - The invention relates to flame retardant compositions, wherein at least one salt of an aromatic phosphoric acid ester is present in a polycarbonate substrate. The compositions attain the desirable V-0 rating, according to UL-94 (Underwriter's Laboratories Subject 94) and other excellent ratings in related test methods while preserving the excellent mechanical, chemical and thermal properties of polycarbonates, such as light transparency. | 2009-03-05 |
20090062437 | POLYLACTIC ACID COMPOSITION - It is an object of the present invention to provide a composition which contains polylactic acid and has excellent heat stability, mechanical strength and color. | 2009-03-05 |
20090062438 | COPOLYESTERCARBONATE COMPOSITIONS - A fire-resistant copolyestercarbonate composition is provided comprising a salt-based flame retardant; and a copolyestercarbonate comprising a polycarbonate unit and a polyester unit, the polyester unit derived from the reaction of isophthalic acid, terephthalic acid, and resorcinol, the copolyestercarbonate containing from about 10 mole percent to 99.9 mole percent of the polyester unit. The composition also has improved scratch resistance and may be transparent. | 2009-03-05 |
20090062439 | POLYESTERCARBONATE COMPOSITIONS - A fire-resistant polyestercarbonate composition comprises a polyestercarbonate polymer, a polycarbonate polymer, and a salt based flame retardant. The polyestercarbonate polymer comprises a polycarbonate unit and a polyester unit, the polyester unit derived from the reaction of isophthalic acid, terephthalic acid, and resorcinol. The composition can achieve UL94 V0 performance at 0.71 mm thickness. The composition can also maintain physical, mechanical, and processing properties with high loadings of TiO | 2009-03-05 |
20090062440 | HOLE TRANSPORT LAYER COMPOSITIONS AND RELATED DIODE DEVICES - Hole transport layer compositions comprising a silylated aryl amine and a polymeric component, to enhance performance of an associated electroluminescent device. | 2009-03-05 |
20090062441 | COMPOSITION AND ASSOCIATED METHOD - A composition includes a coupling agent composition and a polymer precursor. The coupling agent composition includes an aromatic amine and a first cycloolefin substituted with at least one epoxy group. The polymer precursor includes a second cycloolefin. The coupling agent composition is capable of bonding to a filler having a corresponding binding site and the coupling agent composition is compatible with a metathesis catalyst capable of catalyzing a ring-opening metathesis polymerization reaction when contacted to the first cycloolefin or the second cycloolefin. An associated method is also provided. | 2009-03-05 |
20090062442 | COMPOSITION AND ASSOCIATED METHOD - A composition includes a first cycloolefin substituted with at least one epoxy group and an aromatic amine. The composition is capable of bonding to a filler having a corresponding binding site. The composition is compatible with a metathesis catalyst capable of catalyzing a ring-opening metathesis polymerization reaction when contacted to the first cycloolefin. An associated method is also provided. | 2009-03-05 |
20090062443 | Polymeric Materials - There is described the use of an acetaldehyde decreasing compound in a thermoplastic composition which comprises: (i) a polyester; and (ii) at least one property improving material selected from a compound containing an amino moiety, a nano clay and/or a quaternary ammonium compound; for reducing the degree of discolouration and/or increasing the degree of light transmission of an article formed from the thermoplastic composition. A preferred acetaldehyde decreasing compound is anthranilamide. | 2009-03-05 |
20090062444 | Hydrogenated NBR Composition - A hydrogenated NBR composition, which comprises a 100 parts by weight of hydrogenated NBR having an acrylonitrile content of 25-45% by weight and an iodine number of 20-65, or a blend of the hydrogenated NBRs themselves, 10-70 parts by weight of furnace black having a nitrogen adsorbable specific surface area of 30-130 (×10 | 2009-03-05 |
20090062445 | Hydrogenated NBR Composition - A hydrogenated NBR composition, which comprises 100 parts by weight of a hydrogenated NBR having an acrylonitrile content of 25-44% by weight and an iodine number of 32-65, or a blend of the hydrogenated NBRs themselves, 2-23 parts by weight of an ester-based plasticizer, and 0.5-10 parts by weight of an organic peroxide, and preferably further contains 0.5-10 parts by weight of a polyfunctional unsaturated compound, can give molding products having distinguished oil resistance and fuel oil resistance as well as distinguished heat resistance and cold resistance, and thus can be used as suitable molding materials for intake manifold gaskets of automobile engines. | 2009-03-05 |
20090062446 | COMPOSITION AND ASSOCIATED METHOD - A composition includes a coupling agent composition and a polymer precursor. The coupling agent composition includes an aromatic amine and a first cycloolefin substituted with at least one epoxy group. The polymer precursor includes a second cycloolefin and an epoxy compound. The coupling agent composition is capable of bonding to a filler having a corresponding binding site and the coupling agent composition is compatible with a metathesis catalyst capable of catalyzing a ring-opening metathesis polymerization reaction when contacted to the first cycloolefin or the second cycloolefin. An associated method is also provided. | 2009-03-05 |
20090062447 | PARTICULATE CHROMATIC RESIN COMPOSITION - A particulate chromatic resin composition comprises an unused thermoplastic resin component, a chromatic pigment and a white pigment, or a particulate white resin composition comprises an unused thermoplastic resin component, a white pigment and a black pigment, in which a sheet made from resin composition shows a relationship between a lightness and a light transmittance satisfying the following condition: | 2009-03-05 |
20090062448 | Process for Coagulation of Aqueous Polymer Dispersions - A process is proposed for coagulation of an aqueous polymer dispersion, which comprises, during or after the coagulation, converting the dissolved coagulation salt into an insoluble form. | 2009-03-05 |
20090062449 | THERMALLY CONDUCTIVE UNDERFILL FORMULATIONS - A thermally conductive composition particularly well suited for use as an underfill composition including a curable resin and filler particles having an average diameter of less than 25 microns, wherein the filler particles are present in an amount sufficient to provide a thermal conductivity of greater than 0.5 W/mK and a viscosity of less than 0.600 Pa·s at 90° C. as measured with a 20 mm parallel plate at shear rate of 30 1/s. | 2009-03-05 |
20090062450 | Barrier coating a non-elastomeric polymer and a dispersed layered filler in a liquid carrier and coated articles - Barrier coating mixtures contain in a carrier liquid, (a) a non-elastomeric polymer; (b) an exfoliated layered platelet-like silicate filler which may or may not have been acid or base treated that has not been functionalized with organic cations having an aspect ratio greater than 25; and (c) at least one additive, wherein the total solids content is less than 30% and the amount of filler is between 5% to about 60% of the total solids content. Coated articles and containers, freestanding films and packaging films are produced using the barrier coating mixtures. Methods of manufacturing such coated products are also encompassed. | 2009-03-05 |
20090062451 | SYNTHESIS OF A LIQUID POLYMER AND A FUNCTIONALIZED POLYMER - A method comprising: (a) forming a living liquid polymer, wherein said living liquid polymer is anionically initiated and comprises a cation; (b) adding a functional initiator precursor of the formula FI-H, wherein H is hydrogen and FI is a functional group, said H terminates said living liquid polymer resulting in said liquid polymer having a number average molecular weight of about 20,000 (g/mole) to about 100,000 (g/mole), and said FI and said cation form a functional initiator; (c) adding monomer, wherein said functional initiator initiates anionic polymerization of said monomer; and (d) terminating the polymerization reaction initiated in step (c). Steps (a) through (c) may be conducted in a single reactor, allowing a liquid polymer to be dispersed in a functionalized polymer in a single polymerization step. Thus, the liquid polymer does not have to be handled separately and processing efficiency is improved. | 2009-03-05 |
20090062452 | HIGH-TEMPERATURE POLYAMIDE MOLDING COMPOUNDS REINFORCED WITH FLAT GLASS FIBERS - The present invention relates to reinforced polyamide molding compounds containing high-melting partially aromatic polyamides and flat glass fibers, in particular with a rectangular cross section, i.e., glass fibers with a noncircular cross-sectional area and a dimension ratio of the main cross-sectional axis to the secondary cross-sectional axis of 2 to 6, in particular 3 to 6, most especially preferably from 3.5 to 5.0. The present invention also relates to a method for manufacturing polyamide molding compounds and molded articles manufactured therefrom, i.e., in particular injection-molded parts. The inventive molded parts have a high transverse stiffness and transverse strength. | 2009-03-05 |
20090062453 | CURABLE FILM-FORMING COMPOSITIONS DEMONSTRATING SELF-HEALING PROPERTIES - The present invention is directed to curable film-forming compositions comprising:
| 2009-03-05 |
20090062454 | Composition Based on Plasticized PVC Thermoplastic Resins for the Production of Composite Skins for Vehicle Passenger Compartment Parts - The present invention relates to a composition based on plasticized polyvinyl chloride (PVC) thermoplastic resins for producing a layer of a composite structure or skin, said layer being provided on its outer surface with a coating, characterized in that the composition comprises, expressed as percent by weight: —from 40% to 60% of one or more PVC resins with a K value of between 50 and 80. —from 30% to 50% of one or more types of plasticizers, at least one of which is polymeric in nature, or is a heavy monomeric plasticizer, —from 1% to 20% of additives, such as pigments or fillers, stabilizers, antioxidants, processing additives and lubricants. The invention also provides the process for producing these composite skins by moulding, and their use for parts of the passenger compartment of automotive vehicles, such as, in particular, airbag-equipped dashboards. | 2009-03-05 |
20090062455 | Rubber Composition For Tire And Its Producing Method - A rubber composition for tire, which combines low heat build-up properties and breakage property, reduces fuel consumption of a tire, and has excellent good processability is provided. The rubber composition for tire is obtained by blending sulfur and caprolactam disulfide with a diene rubber component to obtain a pre-mixture which does not contain a reinforcing filler and a vulcanization accelerator, and blending and mixing a reinforcing filler and a vulcanization accelerator with the pre-mixture in a post-mixing step. | 2009-03-05 |
20090062456 | LIQUID POLYMER - This invention discloses a process for manufacturing an elastomeric article by liquid injection molding, said process comprising the steps of: (I) heating a curable composition comprised of (1) a liquid polymer comprised of repeat units that are derived from a conjugated diolefin monomer, wherein said liquid polymer has a weight average molecular weight which is within the range of 5,000 to 100,000, and wherein the liquid polymer is functionalized with an amine moiety, (2) a carbonyl inhibited platinum catalyst, and (3) a tetrakis(dialkyl siloxy) silane crosslinking agent, to a temperature which is within the range of 30° C. to 100° C.; (II) injecting the heated curable composition into a mold at a temperature which is within the range of 100° C. to 210° C. to produce the elastomeric article; and (III) removing the elastomeric article from the mold. | 2009-03-05 |
20090062457 | STYRENIC BLOCK COPOLYMERS AND COMPOSITIONS CONTAINING THE SAME - A block copolymer of the formula [S-I-(I/B)] | 2009-03-05 |
20090062458 | Polyorganosiloxane - containing compositions - A polyorganosiloxane-containing composition which comprises a cationic emulsion of a polyorganosiloxane and a surface-modified colloidal silica component having a zeta potential greater than zero. This composition optionally contains a silicone-curing catalyst. | 2009-03-05 |
20090062459 | USE OF ESTER-MODIFIED ORGANOPOLYSILOXANES FOR PRODUCING COSMETIC OR PHARMACEUTICAL COMPOSITIONS - The invention relates to emulsifier systems containing ester-modified, polyether-free organopolysiloxanes, to their use, in particular the production of cosmetic, dermatological or pharmaceutical formulations and also of care and cleaning compositions, and also the products themselves produced with the help of the emulsifier systems. | 2009-03-05 |
20090062460 | CURING ACCELERATING COMPOUND-SILICA COMPOSITE MATERIAL, METHOD FOR PRODUCING CURING ACCELERATING COMPOUND-SILICA COMPOSITE MATERIAL, CURING ACCELERATOR, CURABLE RESIN COMPOSITION, AND ELECTRONIC COMPONENT DEVICE - The present invention relates to a curing accelerating compound-silica composite material capable of giving excellent storage stability to a curable resin composition, which is obtained by subjecting one or more compounds selected from compounds represented by the general formula (I-1) below and partial condensates thereof to a sol-gel reaction in the presence of a curing accelerating compound and water; a curable resin composition comprising the same; and an electronic component device comprising a device sealed with the curable resin composition. | 2009-03-05 |
20090062461 | CURABLE FILM-FORMING COMPOSITIONS CONTAINING COLLOIDAL SOLS HAVING IMPROVED APPEARANCE AND MAR AND SCRATCH RESISTANCE - Curable film-forming compositions comprising a film-forming resin and an organic sol of particles are provided. The sol of particles may be prepared by providing a suspension of particles in an aqueous medium; adding a first organic liquid compatible with the aqueous medium to form an admixture; reacting the particles with a first and a second modifying compound; adding a second organic liquid compatible with the liquid portion of the admixture wherein the second organic liquid is different from the first organic liquid; and maintaining the admixture at a temperature and pressure and for a time sufficient to substantially remove the water and the first organic liquid. The film-forming resin comprises an active hydrogen-functional polymer having low functionality; i.e., a functional group equivalent weight greater than 380 g/equivalent, and a crosslinking agent, yet surprisingly offers outstanding mar and scratch resistance. | 2009-03-05 |
20090062462 | Encapsulation product, process for producing the same, and ink composition - An object of the present invention is to provide an encapsulated product having excellent properties, for example, the core substance is not limited. An encapsulated product comprising a core substance encapsulated with a wall material mainly comprising a polymer, wherein the polymer contacts the core substance through an ionic surfactant a and comprises at least (1) a repeating structural unit derived from an ionic polymerizable surfactant B and/or ionic monomer and (2) a repeating structural unit derived from an ionic polymerizable surfactant C having an electric charge the same as or opposite the electric charge of the ionic surfactant; or an encapsulated product comprising a core substance encapsulated with a wall material mainly comprising a polymer, wherein the polymer comprises a repeating structural unit comprising a hydrophobic monomer and is present between (1) an ionic surfactant b and (2) an ionic surfactant c. | 2009-03-05 |
20090062463 | Polymer composition for injection moulding - The application relates to a polyethylene composition having a base resin, the base resin comprising (A) a first polyethylene fraction, and (B) a second polyethylene fraction, wherein the melt flow rate MFR | 2009-03-05 |
20090062464 | METHOD, APPARATUS AND SYSTEM FOR PREPARING ADHESIVE-PROMOTER-TREATED HOT MELT ADHESIVES IN CONTINUOUS MODE - Methods, apparatuses, and systems for manufacturing a hot melt adhesive containing an adhesion promoter in a continuous mode include supplying a melted, hot melt adhesive to a mixing device at a first predetermined rate while simultaneously supplying an adhesion promoter to the same mixing device at a second predetermined rate to form a homogeneous admixture containing the hot melt adhesive and adhesion promoter. The hot melt adhesive/adhesion promoter mixture is subsequently reacted in at least one tubular reactor at a predetermined temperature for a predetermined residence time to allow the adhesion promoter to chemically bond with the hot melt adhesive and form an adhesive-promoter-treated hot melt adhesive. The adhesion-promoter-treated hot melt adhesive is collected in a product receiver and may be further processed. | 2009-03-05 |
20090062465 | Process for high temperature solution polymerization - The current invention provides a method of improving the efficiency of one or more heat exchangers used in cooperation with a high temperature solution polymerization process. Addition of surface active agents, such as C | 2009-03-05 |
20090062466 | Polyolefin Composite Material And Method For Producing The Same - The present invention belongs to the field of polyolefin alloy preparation, and particularly relates to a polyolefin composite material in good form with adjustable composition and performances, produced by controlling a composite catalyst composed of Zieglar-Natta catalyst and metallocene catalyst to be catalytic by stage in the olefin polymerization reaction. This material is composed of propylene polymer and ethylene copolymer which is obtained by copolymerizing ethylene with alpha olefin or diolefin, wherein: the molar content of alpha olefin or diolefin in the ethylene copolymer is 0%˜60%, and the ethylene copolymer is 3˜80% by weight of the polyolefin composite material; the polyolefin composite material is in particle form, and the ethylene copolymer has a molecular weight distribution of 1˜6 and a glass transition temperature of −80˜0° C.; and the ethylene copolymer produced in the reaction is dispersed homogeneously in the propylene polymer particles to form the polyolefin composite material. | 2009-03-05 |
20090062467 | Pressure-Sensitive Adhesive Composition and Pressure-Sensitive Adhesive Sheet Using the Same - A pressure-sensitive adhesive layer of pressure-sensitive adhesive sheet is formed by using: a pressure-sensitive adhesive composition comprising (A) a polyrotaxane having a linear-chain molecule passing through opening portions of at least two cyclic molecules, the cyclic molecules having a reactive group, the polyrotaxane having blocking groups at both ends of the linear-chain molecule, and (B) a pressure-sensitive adhesive polymer having two or more functional groups capable of reacting with the reactive group; or, a pressure-sensitive adhesive composition comprising (A) a polyrotaxane having a linear-chain molecule passing through opening portions of at least two cyclic molecules, the cyclic molecules having a reactive group, the polyrotaxane having blocking groups at both ends of the linear-chain molecule, (B′) a pressure-sensitive adhesive polymer having two or more reactive groups, and (C) a compound having two or more functional groups capable of reacting with the reactive group of the polyrotaxane (A) and the reactive groups of the polymer (B′). As a result there can be provided a pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer excellent in flexibility and having high gel fraction and durability, and a pressure-sensitive adhesive composition that constitutes the pressure-sensitive adhesive layer. | 2009-03-05 |
20090062468 | NC-PU DISPERSIONS WITH ACCELERATED DRYING - The invention relates to hybrid dispersions comprising nitrocellulose-polyurethanepolyurea particles (NC-PU dispersions) with accelerated drying behaviour as compared with the known systems, and also to their use in coating materials. | 2009-03-05 |
20090062469 | Method of making an adhesive - A method of making an adhesive is disclosed. The method includes steps of providing a polyvinyl alcohol (PVA) solution in water or a hydrophilic solvent and adding a metal-containing oxidant (such as potassium permanganate) to the PVA solution and allowing the metal-containing oxidant to react under stirring. The metal ion produced in the reaction may bond to the resulting 1,3-diketone structure of the PVA molecular chain to crosslink the PVA molecular chains without adding a crosslinking agent additionally. | 2009-03-05 |
20090062470 | Zwitterionic block copolymers and methods - Zwitterionic block copolymers having oppositely charged or chargeable terminal groups, and methods of making and using the same, are disclosed. The zwitterionic block copolymers can undergo microphase separation. | 2009-03-05 |
20090062471 | CROSSLINKABLE MATERIALS BASED ON ORGANOSILICON COMPOUNDS - The invention relates to materials which are based on organosilicon compounds, are storable with exclusion of water and are crosslinkable to elastomers on ingress of water at room temperature, which comprise organic acids and basic nitrogen or basic phosphorus, to processes for preparation thereof and to moldings produced therefrom. | 2009-03-05 |
20090062472 | NOVOLAK RESINS AND RUBBER COMPOSITIONS COMPRISING THE SAME - The present invention relates to novolak resins prepared with, inter alia, one or more alkylphenols. The invention further relates to compositions comprising the novolak resins, such as vulcanizable rubber compositions, and to products obtained therewith. | 2009-03-05 |
20090062473 | PRINTING INK COMPOSITION - Disclosed is a printing ink composition containing, as a cross-linking agent, a metal complex including a β-ketoester, for example, an acetoacetate ester such as methyl acetoacetate or ethyl acetoacetate, as a ligand; and a maleic acid resin. | 2009-03-05 |
20090062474 | NOVEL MULTIFUNCTIONAL ADDITIVE GRAFTED RUBBER AND PROCESS FOR THE PREPARATION THEREOF - The present invention relates to a novel multi functional additive grafted rubber. More particularly the present invention relates to novel grades of rubber and in particular to chemically grafted with cardanol (meta-penta decenyl phenol) and/or its derivatives. Importantly the rubber grades of the invention involve chemically anchored/grafted selective meta alkenyl phenol and/or its derivatives in the backbone of natural or synthetic rubber. Importantly, such rubber variant of the invention have high plasticity, lower Mooney and melt viscosities, better cure properties as compared to conventional virgin natural rubber or natural rubber plasticised with aromatic process oils. | 2009-03-05 |
20090062475 | Production of elastomeric functionalized olefin polymers - In a process for producing a functionalized polyalkenamer, at least one monomer comprising a monocyclic olefin having at least one pendant alkyl group bonded thereto, wherein the pendant alkyl group has at least two carbon atoms and is substituted with a polar moiety spaced by at least one carbon atom from the monocyclic olefin, is contacted with a polymerization catalyst under conditions effective to effect ring opening polymerization of the monocyclic olefin and produce the functionalized polyalkenamer. | 2009-03-05 |
20090062476 | Polymeric pharmaceutical agent for treatment of cancer and method for production of the same - The present invention provides a polymeric agent which can incorporate a large amount of a drug, accumulate selectively in a tumor site, and has a molecular size of more than that for renal excretion. | 2009-03-05 |
20090062477 | Animal models comprising at least one conditional ko and one conditional ki - A method of making High Temperature Resistant Models and Tools is provided. An assembly of substrates can be formed with intermediate adhesive layer of curable paste and same curable paste can be used as topcoat or sealer. The curable paste can be machine dispensed from a mixer mixing 2 components composition. The composition can contain a resin, a filler, a chemical thixotropy agent, a latent hardener and another hardener. The method provides easy and cost-effective manufacture of models or tools. | 2009-03-05 |
20090062478 | POLY(ARYLENE ETHER) PREPARATION METHOD - Capped poly(arylene ether)s are prepared by a method that includes reacting a poly(arylene ether) with a capping agent to form a capping reaction mixture, washing the capping reaction mixture with a concentrated basic aqueous solution, and isolating the capped poly(arylene ether) by a total isolation method. The washing method is effective for removal of capping-related impurities, and surprisingly does not result in decomposition of the capped poly(arylene ether). | 2009-03-05 |
20090062479 | Heat-curable polyimide silicone Composition and a cured film therefrom - A heat-curable resin composition, comprising
| 2009-03-05 |
20090062480 | Heat-curable polyimide silicone resin composition - A heat-curable polyimide silicone resin composition comprising | 2009-03-05 |
20090062481 | ADAMANTANE DERIVATIVE, COMPOSITION COMPRISING THE DERIVATIVE, AND OPTICAL AND ELECTRONIC MEMBER USING THE COMPOSITION - To provide an adamantane derivative, a compound having an adamantane skeleton, compositions containing them that can provide a cured product having excellent optical properties such as transparency and light resistance, long-term heat resistance and electric characteristics such as dielectric permittivity, and optical electronic members using the compositions. | 2009-03-05 |
20090062482 | HYDROXY-FUNCTIONAL POLYESTER-POLYURETHANE DISPERSIONS, METHODS OF PREPARING THE SAME, COMPOSITIONS CONTAINING SUCH DISPERSIONS AND USES THEREFOR - Hydroxy-functional polyester-polyurethane dispersions comprising a reaction product of: (a) at least one, at least difunctional polyol component; (b) at least one ionizable compound having at least one acid group and at least one functional group capable of reacting with isocyanate groups, the at least one functional group selected from the group consisting of mono-, di-, and trihydroxycarboxylic acids, hydroxysulfonic acids, aminosulfonic acids, and aminocarboxylic acids; (c) at least one acid anhydride; and (d) at least one, at least difunctional polyisocyanate component; methods for preparing such dispersions; compositions containing such dispersions; and uses thereof. | 2009-03-05 |
20090062483 | NANOPARTICLE PRECURSOR STRUCTURES, NANOPARTICLE STRUCTURES, AND COMPOSITE MATERIALS - Nanoparticle precursor structures, nanoparticle structures, and composite materials that include the nanoparticle structures in a polymer to form a composite material. The nanoparticle structures have chemical linkage moieties capable of forming non-covalent bonds with portions of a polymer for the composite material. Such composite materials are useful as biomaterials in medical devices. | 2009-03-05 |
20090062484 | Method for Reducing Depositions in Polymerization Vessels - The method of polymerization includes the steps of a) providing a catalyst system, b) providing at least one monomer or comonomer mixture in a reaction vessel, c) introducing the catalyst into the reaction vessel, and d) polymerizing the at least one monomer or comonomer mixture to produce an isoolefin polymer. The catalyst may be soluble in the diluent used for polymerization. The polymerization contact surfaces of the reaction vessel have an arithmetic average surface roughness of less than 0.3 μm (12 microinches). | 2009-03-05 |
20090062485 | Polymerisation process - A process for the polymerisation of olefins is disclosed wherein at least part of a stream, preferably a catalytically active stream, withdrawn from a polymerisation reactor is passed through a fractionator so as to remove hydrogen and active fines. | 2009-03-05 |
20090062486 | Method of Changing Between Incompatible Polymerization Catalysts in a Gas-Phase Fluidized-Bed Reactor - Method of changing from a polymerization using a first catalyst to a polymerization using a second catalyst which is incompatible with the first catalyst in a gas-phase reactor, which comprises the steps a) stopping of the polymerization reaction using the first catalyst, b) flushing of the reactor under polymerization conditions with at least one deactivating agent comprising a volatile constituent and a nonvolatile constituent in a weight ratio of from 0.1 to 1000, c) introduction of the second catalyst into the reactor and d) continuation of the polymerization using the second catalyst. | 2009-03-05 |
20090062487 | Olefin polymerization process - A slurry process for polymerizing ethylene is disclosed. The process comprises polymerizing ethylene in the presence of an α-olefin and a catalyst comprising an activator and a supported bridged indeno[1,2-b]indolyl zirconium complex. The process produces polyethylene characterized by good incorporation of the α-olefin and low long-chain branching. The process is capable of forming high-molecular-weight polyethylene and has good hydrogen sensitivity. | 2009-03-05 |
20090062488 | Olefin polymerization process - A slurry process for polymerizing ethylene is disclosed. The process comprises polymerizing ethylene in the presence of an α-olefin and a catalyst comprising an activator and a supported bridged indeno[1,2-b]indolyl zirconium complex. The process produces polyethylene characterized by good incorporation of the α-olefin and moderate long-chain branching. The process is capable of forming high molecular weight polyethylene and has good catalyst activity. | 2009-03-05 |
20090062489 | Olefin polymerization process - A slurry process for polymerizing ethylene is disclosed. The process comprises polymerizing ethylene in the presence of an α-olefin and a catalyst comprising an activator and a supported bridged bis-indeno[2,1-b]indolyl zirconium complex. The process uses a highly active catalyst and provides polyethylene characterized by a high level of long-chain branching. | 2009-03-05 |
20090062490 | Olefin polymerization process - A slurry process for polymerizing ethylene is disclosed. The process comprises polymerizing ethylene in the presence of an α-olefin, hydrogen, and a catalyst comprising an activator and a supported, dimethylsilyl-bridged bis(indenoindolyl)zirconium complex. The process has high catalyst activity and produces polyethylene having a broad molecular weight distribution. | 2009-03-05 |
20090062491 | Metallocene Compounds - A bridged metallocene compound of formula (I) wherein: M is an atom of a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon-based group; R1 is a C1-C40 hydrocarbon radical; R2 and R3, form together a condensed 3-7 membered ring; R4 is a hydrogen atom or a C1-C40 hydrocarbon radical; W is an aromatic 5 or 6 membered ring. | 2009-03-05 |
20090062492 | Aluminoxane Catalyst Activators Derived From Dialkylaluminum Cation Precursor Agents, Processes For Making Same, And Use Thereof In Catalysts And Polymerization Of Olefins - Compositions useful for activating catalysts for olefin polymerization, and methods for making same, are provided. Such compositions can be derived from at least: an organoaluminum compound, a carrier, an oxygen source, and, optionally, a Lewis base. | 2009-03-05 |
20090062493 | LIGANDS AND CATALYST SYSTEMS THEREOF FOR THE CATALYTIC OLIGOMERIZATION OF OLEFINIC MONOMERS - The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (I); | 2009-03-05 |
20090062494 | Process for the Preparation of Polypropylene - The present invention relates to a process for the preparation of polypropylene using a catalyst system of low porosity, the catalyst system comprising an asymmetric catalyst, wherein the catalyst system has a porosity of less than 1.40 ml/g. | 2009-03-05 |
20090062495 | High temperature process for solution polymerization - A process for the solution polymerization of olefins with improved on-stream time is provided. The solution polymerization process of the current invention comprises a method for the on-line removal of foulant material from one or more heat exchangers downstream of a polymerization reactor. Removal of foulant material is accomplished by deliberately applying a positive pressure differential across a heat exchanger. In the process of the current invention, reactor shut down is not required for the purpose of cleaning foulant material from a heat exchanger. | 2009-03-05 |
20090062496 | Method for Reducing Depositions in Polymerization Vessels - Provided is a method for reducing depositions in polymerization vessels, where the method includes the steps of providing a reaction vessel having polymerization contact surfaces, polishing a majority of the polymerization contact surfaces to have an average percent excess surface areas (SAxs) of 2% or less, introducing a catalyst system and at least one monomer or comonomer mixture in the reaction vessel, and polymerizing the at least one monomer or comonomer mixture. The catalyst may be soluble in the diluent used for polymerization. The method may be useful for low temperature polymerization systems. | 2009-03-05 |
20090062497 | Borate Salts, Method for the Production Thereof and Use Thereof - Borate salts, a method for the production thereof and methods of their use. | 2009-03-05 |
20090062498 | NOVEL STRATEGIES, LINKERS AND COORDINATION POLYMERS FOR HIGH-PERFORMANCE SORBENTS - A linking ligand compound includes three bidentate chemical moieties distributed about a central chemical moiety. Another linking ligand compound includes a bidentate linking ligand and a monodentate chemical moiety. Coordination polymers include a plurality of metal clusters linked together by residues of the linking ligand compounds. | 2009-03-05 |
20090062499 | MICROCONTACT PRINTING STAMP - A microcontact printing stamp is formed by curing a s silicone rubber composition on a master. An addition reaction cure silicone rubber composition is used comprising (A) an organopolysiloxane containing at least two aliphatic unsaturated monovalent hydrocarbon groups, (B) an organohydrogenpolysiloxane containing at least two SiH groups, (C) an addition reaction catalyst, and (D) a reinforcing resin. The cured composition has a nonfunctional low-molecular-weight siloxane D | 2009-03-05 |
20090062500 | Process for preparing low-viscosity allophanates containing actinically curable groups - The present invention relates to a process for preparing low-viscosity reaction products of polyisocyanates containing activated, ethylenically unsaturated groups which react, with polymerization, on exposure to actinic radiation. | 2009-03-05 |
20090062501 | RESOL BEADS, METHODS OF MAKING THEM, AND METHODS OF USING THEM - Resol beads are disclosed that are prepared in high yield by reaction of a phenol with an aldehyde, in the presence of an effective-variable concentration of a nitrogen-containing base as catalyst, a colloidal stabilizer, and optionally a surfactant. The mean particle size of the resol beads is controlled by varying the effective-variable concentration of the nitrogen-containing base in the reaction mixture, wherein increasing the effective-variable concentration of the nitrogen-containing base produces an increase in the mean particle size of the resol beads. The resol beads obtained have a variety of uses, and may be thermally treated and carbonized to obtain activated carbon beads. | 2009-03-05 |
20090062502 | Resin having both aromatic ketone structure and benzoxazine structure - The present invention provides a resin having both an aromatic ketone structure and a benzoxazine structure, having a repeat unit represented by following general formula (1) | 2009-03-05 |