Class / Patent application number | Description | Number of patent applications / Date published |
524611000 | From phenol reactant | 31 |
20080312373 | POLYCARBONATE-POLY(ALKYLENE OXIDE) COPOLYMER COMPOSITIONS AND ARTICLES FORMED THEREFROM - Disclosed herein is a polycarbonate copolymer comprising A) a structure derived from a dihydroxy alkylene oxide compound selected from the group consisting of formula (1a) and formula (1b): | 12-18-2008 |
20080312374 | POLYCARBONATE-POLY(ALKYLENE OXIDE) COPOLYMER COMPOSITIONS AND ARTICLES FORMED THEREFROM - Disclosed herein is a polycarbonate copolymer comprising A) a structure derived from a dihydroxy alkylene oxide compound selected from the group consisting of formula (1a) and formula (1b): | 12-18-2008 |
20090012232 | Curing Accelerator, Curable Resin Composition and Electronic Parts Device - A curing accelerator that enables a composition to exhibit excellent fluidity, reflow crack resistance and high-temperature storage properties, and exhibits excellent curability even upon moisture absorption, as well as a curable resin composition, and an electronic parts device comprising an element that has been encapsulated using the curable resin composition. The curable resin composition is prepared using a curing accelerator comprising a compound represented by a formula (I) shown below. | 01-08-2009 |
20090030147 | Epoxy Resin Curable Composition For Prepreg - An epoxy resin curable composition for a prepreg, comprising the following components (A) to (E): | 01-29-2009 |
20090054586 | POLYCARBONATE COMPOSITIONS - A polycarbonate composition is disclosed comprising a polycarbonate resin, a 3-hydroxychromone dye, and an ultraviolet absorber selected from the group consisting of cyanoacrylates, malonates, and oxanilides. The combination of the 3-hydroxychromone dye and ultraviolet absorber results in a composition with good color retention and strong initial fluorescent emission intensity. | 02-26-2009 |
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. | 03-05-2009 |
20090099303 | EPOXY RESIN COMPOSITION, CURED ARTICLE THEREOF, NOVEL EPOXY RESIN, NOVEL PHENOL RESIN AND SEMICONDUCTOR-ENCAPSULATING MATERIAL - The invention provides an epoxy resin composition, a novel epoxy resin, a novel phenol resin and a semiconductor encapsulating material. The cured article of the epoxy resin composition has superior characteristics in flame retardancy, heat-resistant and curing. The epoxy resin composition is a preferable resin composition using in a semiconductor device or a circuit board device, and has the structure in which a naphthalene structure is bonded with an arylene group through an oxygen atom, and the total number of the aromatic nucleus in both the naphthalene structures and the arylenes group is 2-8. The epoxy resin composition essentially includes an epoxy resin (A) having the glycidoxy group as a substituent in the aromatic nucleus and a curing agent (B). | 04-16-2009 |
20090143526 | COATING COMPOSITION AND COATED ARTICLE - The present invention relates to a coating composition that can form a coating film with excellent oxygen barrier properties. An object of the invention is to provide a coated article having excellent corrosion resistance using the coating composition. | 06-04-2009 |
20090176931 | METHOD OF PREPARATION OF A WATER BASED EPOXY CURING AGENT - The present invention relates to a method of preparation of a water based epoxy resin curing agent in dispersion form which is formed by combining an amine-functional dispersion (A) with an amine-functional curing agent (B). The invention also relates to the curing agent obtained from said method, its use for curing two component water based epoxy systems, compositions obtained from such curing and various uses of the compositions obtained. | 07-09-2009 |
20090198013 | ADHESIVE FILM FOR SEMICONDUCTOR - An adhesive film for semiconductor is disclosed. The present invention provides an adhesive film for semiconductor used in semiconductor packaging, comprising an adhesive layer, wherein the adhesive layer has surface tension of 19 to 52 erg/cm at 60 ° C. Accordingly, the adhesive film for semiconductor according to the present invention may prevent bubbles from being formed between the adhesive film and a supporting member by controlling surface tension in an optimum condition, and also obtain higher reliability in use of the adhesive film in the semi-conductor packaging by controlling tackiness and adhesive force in an optimum condition. | 08-06-2009 |
20090286929 | Phenolic Resin, Process for Production Thereof, Epoxy Resin, and Use Thereof - A phenol aralkyl type phenolic resin represented by the general formula (1), wherein the total content of the compounds represented by formulae (2) to (4) is 58 to 92% as determined by GPC and the contents of the compounds represented by formulae (2) to (4) as determined by HPLC satisfy the following relationship: 0.60≦(2 | 11-19-2009 |
20100273940 | EPOXY RESIN CURING AGENT, PROCESS FOR PREPARING THE SAME, AND EPOXY RESIN COMPOSITION - It is an object of the present invention to provide an epoxy resin curing agent which has a favorable pot life and good storage stability as a curing agent for epoxy resins and from which an epoxy resin cured product having good water resistance and hardness is obtained through curing. The present invention is an epoxy resin curing agent containing a secondary or tertiary branched thiol compound having a substituent on a carbon atom at the α-position to a thiol group, and is also an epoxy resin composition comprising a polyvalent epoxy compound and the epoxy resin curing agent. | 10-28-2010 |
20100292399 | AMINOBENZENE COMPOSITIONS AND RELATED DEVICES AND METHODS - Oligomers and/or polymers comprising a backbone comprising arylamine and fluorinated alkyleneoxy moieties which may be crosslinked. Ink formulations and devices can be formed from the oligomers or polymers, or corresponding monomers. Doped compositions can be formed. Charge injection and transport layers can be formed. Improved stability can be achieved in organic electronic devices such as OLEDs and OPVs. | 11-18-2010 |
20110071256 | COATING COMPOSITION - The invention relates to coating compositions comprising A) 5.0% to 50.0% by weight of epoxy resins which constitute reaction products of bisphenol A and/or bisphenol F with epichlorohydrin, B) 5.0% to 55.0% by weight of water-dilutable epoxy resin hardeners, C) 0.1% to 10.0% by weight of fibres, D) 0% or 0.1% to 5.0% by weight of wax-based open-time extenders, E) 0% or 0.1% to 5.0% by weight of rheology additives, F) 5.0% to 70% by weight of fillers, G) 0% or 0.1% to 20.0% by weight of water and H) 0% to 70% by weight of further additives and/or processing assistants, the sum of the percentages by weight of components A) to H) making 100% by weight, and the rheology additive (component E) or the filler (component F) being replaced by a fumed silica which has been hydrophobicized with HMDS (hexamethyldisilazane) and subsequently structurally modified by means of a ball mill. | 03-24-2011 |
20110105685 | METHOD FOR PRODUCING CARBON FIBER - A method for producing a carbon fiber, comprising a step of dissolving or dispersing [I] a compound containing Co element; [II] a compound containing at least one element selected from the group consisting of Ti, V, Cr, and Mn; and [III] a compound containing at least one element selected from the group consisting of W and Mo in a solvent to obtain a solution or a fluid dispersion, a step of impregnating a particulate carrier with the solution or the fluid dispersion to prepare a catalyst, and a step of bringing a carbon source into contact with the catalyst in a vapor phase. | 05-05-2011 |
20120130015 | PRODUCTION OF MOULDED BODIES CONTAINING ADDITIVES - The present invention relates to a method for the accelerated production of thermoplastic molded bodies containing additives in reproducible quality, particularly for the accelerated production of dyed thermoplastic molded bodies with high color consistency. | 05-24-2012 |
20120329945 | BENZOXAZINE-CONTAINING COMPOSITIONS - The present invention relates to a curable composition, comprising specific meta-substituted aromatic compounds and at least one benzoxazine compound. In particular, the invention relates to the use of said meta-substituted aromatic compounds as curatives/catalysts for benzoxazine-containing compositions. | 12-27-2012 |
20130035441 | POLYCARBONATE COMPOSITIONS HAVING ENHANCED OPTICAL PROPERTIES, METHODS OF MAKING AND ARTICLES COMPRISING THE POLYCARBONATE COMPOSITIONS - In some embodiments, a composition comprises a bisphenol-A polycarbonate, wherein a molded article of the composition has transmission level greater than or equal to 90.0% at 2.5 mm thickness as measured by ASTM D1003-00 and a yellow index (YI) less than or equal to 1.5 as measured by ASTM D1925. | 02-07-2013 |
20130123423 | POLYCARBONATE COMPOSITION HAVING IMPROVED OPTICAL AND THERMAL PROPERTIES - The invention relates to aromatic polycarbonates which comprise dioxydiarylcycloalkane structural units, and which have improved optical and thermal properties. It also relates to an improved process to produce the said polycarbonates from dihydroxydiphenylcyloalkanes, and also to mixtures of these polycarbonates with polymers, with fillers, with dyes and with conventional additives. | 05-16-2013 |
20130225763 | PROCESSES FOR PREPARING POLYCARBONATES WITH ENHANCED OPTICAL PROPERTIES - Processes for preparing high purity polycarbonates having high light transmission, low yellowness, and color stability are disclosed herein. High purity starting ingredients are used to form a polycarbonate powder. The polycarbonate powder can be subsequently melt extruded at an optimum shear rate to minimize yellowness and the need to add colorant to overcome the yellowness. The lower amount of colorant increases the light transmission of the resulting polycarbonate resin. | 08-29-2013 |
20130267659 | Benzoxazines and Compositions Containing the Same - Disclosed herein are monofunctional benzoxazine compounds having at least one electron-withdrawing group. The monofunctional benzoxazine compounds may be combined with one or more multifunctional benzoxazine compounds to form a unique benzoxazine blend. This benzoxazine blend may be combined with additional components such as catalysts and toughening agents to form a curable resin composition suitable for forming resinous films or composite materials. The presence of monofunctional benzoxazine improves the processability of the benzoxazine-based resin composition by reducing the viscosity of the resin composition, and results in improved tack and drape in the films and composite materials formed from the composition without the loss of modulus in the cured resin. | 10-10-2013 |
20130274413 | CARBON FIBER PREPREG, METHOD FOR PRODUCING SAME AND CARBON FIBER REINFORCED COMPOSITE MATERIAL - A carbon fiber prepreg includes carbon fiber bundles containing numerous carbon fiber single yarns and a matrix resin impregnated in the carbon fiber bundles, the value of the coefficient of variation, displayed as a percentage, of the number of the carbon fiber single yarns contained per unit area being 10% or less, wherein in each unit area, the width and the depth from the surface of the carbon fiber prepreg in the cutting plane when the carbon fiber prepreg is cut at right angles to the array direction (direction of the fiber axis) of the carbon fiber bundles are 100 μm and 30 μm respectively. A carbon fiber prepreg may have a projected area of a carbon fiber single yarn which has a fiber orientation angle of 0°±3° or more is 2% or less of the projected area of all carbon fiber single yarns. | 10-17-2013 |
20140024771 | METHOD FOR MANUFACTURING PLASTIC REINFORCED BY FLAME RETARDANT FIBERS, AND FLAME RETARDANT FIBER REINFORCED PLASTIC FORM MANUFACTURED THEREBY - Disclosed relates to a method of manufacturing plastic reinforced by flame retardant fibers. The method of manufacturing plastic reinforced by flame retardant fibers includes: a) mixing a thermosetting resin containing a methylol group and an inorganic flame retardant material, and introducing a solvent to disperse the mixture and then diluting the mixture with water, thereby manufacturing an aqueous resin solution; b) immersing flame retardant fibers in the aqueous resin solution; c) drying the immersed flame retardant fibers; d) forming the dried flame retardant fibers; and e) cooling the formed plastic. | 01-23-2014 |
20140051802 | HIGH PURITY BISPHENOL-A AND POLYCARBONATE MATERIALS PREPARED THEREFROM - Methods for performing a condensation reaction are disclosed. Specifically, various methods for the production of highly-pure bisphenol-A are disclosed in which an attached promoter ion exchange resin catalyst system is combined with a solvent crystallization step. | 02-20-2014 |
20140051803 | HIGH PURITY BISPHENOL-A AND POLYCARBONATE MATERIALS PREPARED THEREFROM - A modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter is disclosed. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones, wherein reactants are contacted with a modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones that does not utilize a bulk promoter. | 02-20-2014 |
20140107289 | RUBBER COMPOSITION, METHOD FOR ITS FORMATION, AND AUTOMOTIVE TIRE CONTAINING THE COMPOSITION - A rubber composition with disperse phase particles containing poly(phenylene ether) can be formed by a method that includes melt blending an uncured rubber with a poly(phenylene ether) composition containing a poly(phenylene ether) and an oil to form an uncured rubber composition, then curing the uncured rubber composition. Before being blended with the rubber, the poly(phenylene ether) composition exhibits a glass transition temperature of about 40 to about 140° C., and during blending with the rubber, the oil component of poly(phenylene ether) composition migrates from the poly(phenylene ether) composition to the rubber, leaving a poly(phenylene ether)-containing disperse phase that gives rise to a second hysteresis peak temperature of about 160 to about 220° C. as measured by dynamic mechanical analysis of the cured rubber composition. Also described are the poly(phenylene ether) composition used in the method, a cured rubber composition formed by the method, and a tire containing the cured rubber composition. | 04-17-2014 |
20140329964 | ENHANCED THERMOSET RESINS CONTAINING PRE-TREATED NATURAL ORIGIN CELLOLOSIC FILLERS - A process of formulating a curable thermoset resin formulation is provided that includes reacting a natural cellulosic filler with at least one of: a silsesquioxane, a isocyanate, a base, or an organic acid to form a reduced hydrophilicity filler. By intermixing the resulting reduced hydrophilicity filler with a thermoset cross linkable polymeric resin, a curable thermoset resin formulation is formed that has superior properties to conventional formulations in terms of density and environmental impact. The formulation properties in terms of strength of the cured article are improved relative to untreated natural fillers. The treatment is advantageous relative to plasma treatment. An article is also provided produced upon cure of the formulation. | 11-06-2014 |
20150291767 | POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLE - Provided are a polycarbonate resin composition containing a polycarbonate resin containing an aliphatic carbonate repeating unit (A) derived from an aliphatic dihydroxy compound and a specific glass filler, and a molded article. | 10-15-2015 |
20150329738 | MODIFIED EPOXY RESINS - An amino compound-modified epoxy resin liquid composition including a reaction product of (a) at least one amino compound; and (b) at least one liquid epoxy resin compound having a low viscosity as measured at room temperature wherein the amino compound-modified epoxy resin liquid composition comprises a liquid has a low viscosity; a curable coating composition including (A) at least one of the above amino compound-modified epoxy resin liquid composition, and (B) at least one curing agent; a thermoset coating product prepared from the above curable composition; and a process for preparing the above amino compound-modified epoxy resin liquid composition, a process for preparing the above curable composition and a process for preparing the above coating. | 11-19-2015 |
20150353675 | CATALYTIC SYSTEMS FOR THERMOSETTING RESINS WHICH ARE DEFORMABLE IN THE THERMOSET STATE - The invention relates to a composition containing at least one catalyst (C1) containing at least one atom of an element (M1) chosen from: Al, Sc, Ti, Mg, Mn, Fe, Co, Ni, Cu, Zn, Zr, Sn, Hf, Pb, Si, Sb and In; a catalyst (C2) comprising at least one atom of an element (M2) chosen from alkali metals and alkaline-earth metals; a thermosetting resin and/or a hardener for a thermosetting resin. The invention also relates to the use of this composition for rendering a resin which is in the thermoset state hot-deformable and nevertheless free of any residual stress after the deformation thereof; such a resin will advantageously retain its shape even if it is subsequently subjected to high temperatures. The invention relates, moreover, to kits for preparing the composition, to a thermoset-resin-based object obtained from a composition of the invention, to a process for manufacturing objects, to a process for hot-deformation of objects and to various possible uses of the compositions and objects of the invention. | 12-10-2015 |
20160060424 | METHOD OF MANUFACTURING RESIN MOLDED ARTICLE, METHOD OF MANUFACTURING RESIN COMPOSITION, RESIN MOLDED ARTICLE, RESIN COMPOSITION, RESIN POWDER HAVING LOW DUST GENERATION PROPERTY, AND METHOD OF REDUCING DUST GENERATION OF RESIN - A method of manufacturing a resin molded article includes a step of preparing a resin powder having low dust generation property by adding a liquid paraffin to a thermosetting resin, and a step of obtaining a resin molded article by heating and kneading the resin powder having low dust generation property, in which the step of preparing the resin powder having low dust generation property includes a step in which the thermosetting resin is melted and the liquid paraffin is added to the melted thermosetting resin to be stirred and mixed. | 03-03-2016 |