Class / Patent application number | Description | Number of patent applications / Date published |
525326700 | Polymer derived from monomer containing nitrogen atom as part of a heterocyclic ring | 30 |
20080269423 | Modification Process For Polymer Surfaces, Notably For Hydroxylation of Polymer Surfaces and Products So Obtained - The present invention concerns the use of RO. radicals, R being a hydrogen, an alkyl group having 2 to 15 carbons, an acyl group —COR′ in which R′ represents an alkyl group having 2 to 15 carbons, or an aroyl group —COAr in which Ar represents an aromatic group having 6 to 15 carbons, for the hydroxylation, alkoxylation or oxycarbonylation of polymer or polymer mixture surfaces, the said polymers consisting in monomeric units of which at least 50% among these are aromatic units and the said RO. radicals being generated by electrochemical or photochemical means. | 10-30-2008 |
20100227978 | METAL COMPLEXES - The present invention relates to new types of metal complexes. Such compounds can be used as active components (=functional materials) in a series of different types of applications which can be classed within the electronics industry in the widest sense. | 09-09-2010 |
20100249334 | Antiseptic Material and A Method for the Production and Use Thereof - The invention relates to chemical industry, in particular to a substance with antiseptic properties and to a method for obtaining and use thereof. The inventive substance can be used as a filtering material or an additive for the mixture of filtering materials, or as a component of filtering composites used for disinfection and purification of liquids, preferably drinking water, or gases. The inventive antiseptic material consists of a solid non-water soluble cross-linked polymer material, which comprises chlorine atoms reversibly bound with nitrogen atoms and is characterized by the following general formula: M(F)1.0-5.5(Ph)0.6-1.0Cl-4.2, where M is melamine, F—bridge and terminal groups—formaldehyde derivatives, Ph—phosphorus with oxidation level +5, Cl—chlorine atoms bound with nitrogen atoms, wherein the above-mentioned material is cross-linked by binding phosphorus-containing ions with melamine links of polymer chains. | 09-30-2010 |
20110028656 | Band gap control in conjugated oligomers and polymers via Lewis acids - A method for altering the electronic and optical properties of a chemical compound having a band gap and a framework that includes π-delocalized electrons. The method includes complexing a Lewis acid to a basic site within the framework to form a Lewis acid adduct having a band gap that differs from the band gap of the chemical compound. The λ | 02-03-2011 |
20110098414 | Polymer Complex - The invention provides a polymer complex having two or more kinds of channel groups through which specific compounds ranging from gaseous small molecules to large molecules such as proteins and other biomolecules can be selectively incorporated and/or released and/or transported. The polymer complex comprises an aromatic compound having two or more coordinating sites as a ligand, a metal ion as a central metal, and an uncoordinating aromatic compound, wherein the polymer complex has a three-dimensional lattice-like structure containing a stack structure comprising the uncoordinating aromatic compound intercalated between aromatic compound ligands in a three-dimensional coordination network formed by coordinating the aromatic compound ligands to the central metal ion, the three-dimensional lattice-like structure is provided with two or more kinds of channel groups each composed of channels identical with one another and having inherent affinity for guest components, the uncoordinating aromatic compound has a specific substituent A at a specific position on the aromatic ring thereof, and the uncoordinating aromatic compound is arranged regularly such that the substituent A is directed to the inside of a specific channel group B out of the two or more kinds of channel groups. | 04-28-2011 |
20110144280 | Anionic Additives Soluble in Water and in Solvents - The invention relates to anionically modified copolymers that can be obtained by the polymerisation of monomers (A), (B), (C) and (D) in order to obtain non-ionic copolymers comprising reactive terminal OH groups, and subsequent reaction of the terminal OH groups to form anionic end groups, where A) is a monomer of formula (I) wherein A is C2-C4 alkylene and B is a C2-C4 alkylene different from A, and R is hydrogen or methyl; (B) is a monomer of formula (II) wherein D is C3 alkylene, R is hydrogen or methyl, and o is a number between 2 and 500; (C) is an ethylenically unsaturated monomer containing an aromatic group; and (D) is an ethylenically unsaturated monomer containing an alkyl radical. | 06-16-2011 |
20110213094 | Anionic Water-Soluble Additives Based on Allyl Ether and Vinyl Ether - The invention relates to anionically modified copolymers that can be obtained by the polymerisation of the monomers (A), (B) and (C), obtaining non-ionic polymers containing reactive terminal OH groups, and by subsequent conversion of the terminal OH groups to form anionic end groups, (A) being a monomer of formula (I) wherein A is C | 09-01-2011 |
20110282009 | Free-radical Curable Isobutylene-rich Polymers - Halide displacement from brominated polyisobutylene-co-isoprene) (MIR) under homogeneous and phase-transfer catalyzed reaction conditions is used to prepare acrylate, styrenic and maleimide functionalized elastomers in high yield. These macro-monomer derivatives cross-link efficiently under peroxide initiation to give high modulus, thermoset products that cannot otherwise be accessed from isobutylene-rich elastomers. The extent of cure scales with content of activated C═C, and can extended by co-oligomerization of pendant unsaturation with that contained within multi-functional co-agents. | 11-17-2011 |
20110294959 | Polymer Bonded Redox Molecules And Methods Of Making The Same - A non-leaching mediator may include a polymer having a polymeric backbone, and a plurality of phenothiazine groups bonded to the polymeric backbone. The plurality of phenothiazine groups may include at least one of a phenothiazine group having the general formula (IV): | 12-01-2011 |
20120123060 | HIGH TEMPERATURE SHAPE MEMORY POLYMER VIA REACTIVE EXTRUSION - Shape memory polymer compositions and methods of using those compositions to make products are provided. The compositions include a thermoplastic polymer and a high thermal stability free radical source, and they are extruded together to form the final shape memory product. | 05-17-2012 |
20140323664 | SUBSTITUTED PHENACYL MOLECULES AND PHOTORESPONSIVE POLYMERS - Substituted phenacyl molecules are provided and employed to create molecules and polymers/copolymers that exhibit photoresponsiveness. In some instances, the substituted phenacyl molecule is incorporated into the polymer/copolymer backbone, and photoirradiation of the polymer/copolymer causes the substituted phenacyl group to break down and the polymer/copolymer to undergo degradation. In other instances, the substituted phenacyl molecules extend as a side chain from the polymer/copolymer backbone. In yet other instances the substituted phenacyl molecules extend as a side chain from the polymer/copolymer backbone, and a drug or polymer additive is linked to the photoresponsive substituted phenacyl group such that photoirradiation releases the drug or additive. In yet other embodiments the substituted phenacyl molecules extend as a side chain from the polymer/copolymer backbone, and serve to link the polymer/copolymer to another polymer/copolymer backbone, and photoirradiation breaks the links. | 10-30-2014 |
20150051352 | MULTI-FUNCTIONAL GRAFTED POLYMERS - Provided are multifunctional polymers comprising at least one anhydride repeating unit with at least one pseudo-cationic moiety graft and at least one hydrophobic graft. The grafting functionalizations can occur before, during, or after polymerizing the monomer(s). The anhydride employed may be partially or fully opened to provide amic acids, carboxylic acids, carboxylic acidic salts, imides, esters, and mixtures thereof. The polymers also may comprise other repeating units, including, but not limited to, alpha-olefins. In one embodiment the polymers exhibit antimicrobial activity, and can be employed in a wide variety of compositions, including those where antimicrobial activity is useful. A method of providing microbial activity also is provided. | 02-19-2015 |
20160024234 | NOVEL RAFT AGENTS AND THEIR USE IN THE DEVELOPMENT OF POLYVINYLPYRROLIDONE GRAFTED NANOPARTICLES - Nanoparticles having a plurality of PVP chains covalently bonded to a surface of the nanoparticle are provided, along with their methods of formation and the RAFT agents for the polymerization of the PVP chains. RAFT agents are generally provided, along with their methods of formation and use. Methods are also generally provided for grafting a PVP polymer onto a nanoparticle. In one embodiment, the method includes: polymerizing a plurality of monomers in the presence of a RAFT agent to form a polymeric chain covalently bonded to the nanoparticle. | 01-28-2016 |
20160102160 | HEXAHYDROTRIAZINE, DITHIAZINE, AND THIOETHER FUNCTIONALIZED MATERIALS - Synthetic schemes for preparation of polymers and polymer precursors having various functional groups is provided. These synthetic schemes are used to prepare polymeric, oligomeric, or monomeric materials incorporating 1,3,5-hexahydrotriazine moieties. These hexandortriazine moieties can be further reacted to form dithiazine and thioether moieties. In certain synthetic schemes, 1,3,5-hexahydrotriazine moieties are incorporated as crosslinker groups for providing crosslinked polymeric materials. Crosslinker groups formed with these triazine moieties provide chemically reversible crosslinks, which allow such otherwise intractable crosslinked polymeric materials to be recycled and/or reprocessed by removal/reversal of crosslinks. | 04-14-2016 |
525326800 | Oxygen atom in ring or bonded directly to the nuclear carbon of ring monomer | 9 |
20090118431 | RESIN COMPOSITION, VARNISH, RESIN FILM AND SEMICONDUCTOR DEVICE USING THE SAME - A main object of the present invention is to provide a resin composition having high heat resistance and a low dielectric constant, a varnish thereof, a resin film thereof and a semiconductor device using the same. | 05-07-2009 |
20090306304 | CROSSLINKED (METH)ACRYLIC ACID COPOLYMER AND SECONDARY-CELL ELECTRODE EMPLOYING THE SAME - It is an object of the present invention to provide a crosslinked (meth)acrylic acid-type copolymer excellent in stability to a solvent, which causes substantially no crack due to drying when applied onto the surface of a current collector, and a secondary-cell electrode using the copolymer. | 12-10-2009 |
20100125123 | METALLIZED NANOSTRUCTURED CHEMICALS AS CURE PROMOTERS - Metallized polyhedral oligomeric silsesquioxanes and metallized polyhedral oligomeric silicates are used as cure promoters, catalysts, and alloying agents for the reinforcement of polymer microstructures, including polymer coils, domains, chains, and segments, at the molecular level. Because of their tailorable compatibility with polymers, polyhedral oligomeric metallosesquioxanes (POMS) can be readily and selectively incorporated into polymers by common mixing processes. | 05-20-2010 |
20120123061 | Composite Materials and Method for Making High-Performance Carbon Nanotube Reinforced Polymer Composites - Nanocomposite materials and methods of making composite materials reinforced with carbon nanotubes are disclosed. The composite material includes an array of functionalized and aligned carbon nanotubes having a degree of functionalization of about 1% to about 10%; and a polymeric matrix material bonded to the array of functionalized and aligned carbon nanotubes. | 05-17-2012 |
20130289217 | CONDUCTING AND SEMICONDUCTING ORGANIC MATERIALS - A polymer comprising a conducting or semiconducting segment coupled to a polymer segment having an insulating polymer backbone, the polymer further comprising a RAFT functional group coupled to the polymer segment, wherein there is no RAFT functional group in between the conducting or semiconducting segment and the polymer segment. | 10-31-2013 |
20140011960 | CELL-ADHESIVE PHOTOCONTROLLABLE BASE MATERIAL - In analyzing, fractionating, and culturing cells alive, operations can be more simply made in real time and culture can be performed while removing unnecessary cells from cultured cells for purification. Desired cells are also analyzed and fractionated from the cultured cells to increase the purity, recovery rate, and viability of the cells. A cell-adhesive photocontrollable base material is used in which light irradiation causes the bond dissociation of a photolabile group comprising an O-nitrobenzyl skeleton to irreversibly change the surface of the irradiated portion thereof from that of the cell-adhesive material to that of a non-cell-adhesive material. Cell images are detected and analyzed to obtain the positional information of desired cells. Based on this information, areas among cells and a cell-adhesive photocontrollable material are cut by second light irradiation. On the other hand, the surface of the base material is changed from a cell-adhesive one to a non-cell-adhesive one by first light irradiation to produce the detachment between cells and the base material. This enables cells to be analyzed and fractionated alive. | 01-09-2014 |
20140066577 | Multifunctional Forms of Polyoxazoline Copolymers and Drug Compositions Comprising the Same - The present disclosure provides copolymers of 2-substituted-2-oxazolines possessing two or three reactive functional groups which are also chemically orthogonal. The copolymers described may be random copolymers, block copolymers or a mixture of random and block copolymer configurations. Furthermore, the present disclosure provides novel methods for synthesizing the above polymers and for conjugating to molecules such as targeting, diagnostic and therapeutic agents. | 03-06-2014 |
525326900 | Lactam monomer, e.g., vinyl pyrrolidone, etc. | 2 |
20110166297 | MOLECULARLY IMPRINTED SMART POLYMERS (MISPs) - Molecularly imprinted smart polymers (MISPs) are provided herein, as well as novel monomers for preparing MISPs, and processes for preparing MISPs. The MISPs can be used applications such as, for example, detecting/absorbing or isolating biological and non-biological agents. The MISPs described herein comprise responsive monomeric units which undergo a physico-chemical change (e.g., a bond formation or cleavage) in response to an external change, such that the MISP selectively binds to a target molecule and releases a bound target molecule in response to the external change. | 07-07-2011 |
20130261268 | LACTAMIC POLYMER CONTAINING AN ACETOACETATE MOIETY - The present invention provides lactamic polymers containing an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the present invention may be employed in a wide variety of compositions. Formula (I) wherein R | 10-03-2013 |
525327100 | 6 membered ring containing 5 carbons and 1 nitrogen, monomer, e.g., vinyl pyridine, etc. | 7 |
20090221759 | Oligomers And Polymers Containing Sulfinate Groups And Method For The Production Thereof - The invention relates to novel polymers or oligomers containing at least sulfinate groups (P-(SO2)nX, X=1-(n=1), 2-(n=2) or 3-(n=3) valent metal cation or H+ or ammonium ion NR4+ where R=alkyl, aryl, H), which are obtained by completely or partially reducing polymers or oligomers containing at least SO2Y-groups (Y═F, Cl, Br, I, OR, NR2 (R=alkyl and/or aryl and/or H), N-imidazolyL N-pyrazolyl) by means of suitable reducing agents in a suspension or in a solution form | 09-03-2009 |
20100137523 | NANOPARTICLES AND FABRICATION THEREOF - Creation of nanoparticle structures in two and three dimensions is advantageous in providing a number of functions such as in relation to catalytic, optical, electronic and magnetic propertied and other actions. Fabrication of such structures poses a considerable technical challenge. A block copolymer pair is used as a matrix to spatially organizes and aligns loaded inorganic materials in the form of nanoparticles. The inorganic precursors are selectively incorporated to a specific block of a di or tri block copolymer so that through solvent evaporation, reduction and mechanical working such as LAOS the orientation and positioning of the block copolymers nanoparticles are obtained into a desired structure. | 06-03-2010 |
20120010371 | METHOD OF ACCELERATING METHANOL CARBONYLATION - According to a method for producing acetic acid by carbonylation of methanol characterized in that an acid having an acid dissociation constant (pK | 01-12-2012 |
20140080977 | HYDROPHILIZED ANTIMICROBIAL POLYMERS - A bactericidal or antimicrobial polymeric composition includes a hydrophilic first comonomer copolymerized to a second comonomer to produce a polymeric composition that is more hydrophilic or more bactericidal or antimicrobial in an aqueous solution than either of the comonomers alone. Methods for identifying bactericidal or antimicrobial polymers, methods for rendering materials bactericidal or antimicrobial, and methods for using bactericidal or antimicrobial compositions to kill or reduce bacterial or microbial growth are also described. Applications for the inventive compositions include their use in catheters, stents, medical devices, contact lenses; root canal fillers; fibers; paper; and/or wound dressing. | 03-20-2014 |
20140128551 | ORGANIC POLYMERIC MULTI-METALLIC COMPOSITES - Organic polymeric multi-metallic alkoxide or aryloxide composites are used as dielectric materials in various devices with improved properties such as improved mobility. These composites comprise an organic polymer comprising metal coordination sites, and multi-metallic alkoxide or aryloxide molecules that are coordinated with the organic polymer, the multi-metallic alkoxide or aryloxide molecules being represented by: | 05-08-2014 |
20140288242 | METHOD FOR PRODUCING NON-COLORED POLYACRYLATE ADHESIVE COMPOUNDS WITH A NARROW MOLAR MASS DISTRIBUTION - Method for producing polyacrylate adhesive compounds with a narrow molar mass distribution by radical polymerization and subsequent decolorization of colored reaction products resulting therefrom. | 09-25-2014 |
20140316071 | METHOD OF ACCELERATING METHANOL CARBONYLATION - According to a method for producing acetic acid by carbonylation of methanol characterized in that an acid having an acid dissociation constant (pK | 10-23-2014 |