| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 528087000 | From 1,2-epoxy-containing phenolic reactant or with 1,2-epoxy-containing reactant | 51 |
| 20090286951 | LOW-CORROSION EPOXY RESINS AND PRODUCTION METHODS THEREFOR - The invention relates to epoxy resins having an extremely low content of chlorine, particularly a low content of organically bound chlorine. The invention also relates to a production method during which total chlorine contents of less than 100 ppm in the epoxy resin are achieved by extracting solid epoxy resin particles, optionally after a prior comminution and/or reprecipitation. The use of these low-chlorine epoxy resins in the fields of electronics and/or electrical engineering considerably reduces the components' susceptibility to corrosion. | 11-19-2009 |
| 20100056747 | EPOXY RESIN COMPOSITION AND CURED ARTICLE THEREOF, NOVEL EPOXY RESIN AND PRODUCTION METHOD THEREOF, AND NOVEL PHENOL RESIN - The present invention relates to a composition containing as a main component, an epoxy resin which has a structure comprising a polyaryleneoxy structure such as polynaphthylene oxide as a main skeleton, (methyl)glycidyloxy group and aralkyl group being introduced on an aromatic ring of the polyaryleneoxy structure, and which has low viscosity, according to the present invention, there can be provided an epoxy resin composition which can impart remarkably excellent flame retardancy and dielectric characteristics to a cured article and a cured article thereof, an epoxy resin, a phenol resin as an intermediate of the epoxy resin, and a method for producing the epoxy resin. | 03-04-2010 |
| 20100105856 | EPOXY RESIN COMPOSITIONS AND PROCESS FOR PREPARING THEM - The preparation of epoxy resin compositions which comprise glycidyl ethers comprising cyclohexyl groups and have a low oligomer content is carried out by distillation of compositions which are obtainable by ring hydrogenation of compounds of the general formula (I) | 04-29-2010 |
| 20100168368 | Epoxy Resin, Method for Producing Same and Epoxy Resin Composition Thereof - An epoxy resin represented by general formula (I), which satisfies numerical formula (1) mentioned below and comprises hydrolytic halogen of 0.05 wt. % or less, said epoxy resin being produced by the procedure as follows: after dissolving 0.8 to 1.3 mole of epihalohydrin to 1 mole of divalent phenol in a solvent, a pre-reaction is performed over 30 to 70 minutes by adding dropwise 0.25-0.35 mole of 30˜50% aqueous solution of alkali metal hydroxide over 30 to 70 minutes thereto, and thereafter, 0.65-0.75 mole of the remaining 30˜50% aqueous solution of alkali metal hydroxide is added dropwise over about 1 hour to complete the reaction over 1 to 3 hours. | 07-01-2010 |
| 20120149863 | ISOSORBIDE - CONTAINING POLYCARBONATES AND THEIR PREPARATION - Provided herein are isosorbide-based bisphenol polymer structural units and methods of making the same. These structural units may be polymerized with one or more other types of structural units to form polymers, such as polycarbonates. | 06-14-2012 |
| 20120172568 | SUBSTANCES FOR USE AS BISPHENOL A SUBSTITUTES - Bis-Phenol A (BPA) can now be replaced in industrial processes by BPA substitutes. The BPA substitutes can have structures that are derivatives of BPA. The BPA substitutes can be used in preparing epoxy composition, polycarbonate compositions, and polysulfonate compositions or for other uses in place of BPA. | 07-05-2012 |
| 20140107313 | LOW-EMISSION HARDENER FOR EPOXY RESINS - The present invention concerns a low-odor, low-viscosity hardener for epoxy resins comprising the amine of formula (I), | 04-17-2014 |
| 20140357829 | MULTIFUNCTIONAL DEOXYBENZOIN-BASED MONOMERS AND RESINS HAVING REDUCED FLAMMABILITY - The invention provides a novel platform for minimal- or non-flammable polymers, which is based purely on hydrocarbon systems and does not need additives of any kind A key feature is that the hydrocarbons disclosed herein are characterized by degradation mechanisms that produce few flammable volatiles. For example, 2,4,4′,6-tetrahydroxydeoxybenzoin is employed as a multifunctional cross-linker in conjunction with bis-epoxydeoxybenzoin, affording new resins that combine excellent physical and mechanical properties with low flammability. | 12-04-2014 |
| 20160083504 | METHOD FOR PRODUCING BIPHENYL-SKELETON-CONTAINING EPOXY RESIN - Disclosed is a method for producing a biphenyl-skeleton-containing epoxy resin represented by Formula (1) described below including a step of allowing polyvalent hydroxy biphenyl obtained by a production step including a regioselective cross-coupling reaction to react with epihalohydrin. | 03-24-2016 |
| 20160200859 | Natural Oil Derivatives Including Primary Amine Functional Groups | 07-14-2016 |
| 20160200860 | ONE-COMPONENT CURABLE RESIN COMPOSITION | 07-14-2016 |
| 528088000 | Polymerizing in the presence of a specified material other than reactant | 18 |
| 20090018303 | Process for Producing Low-Molecular Polyphenylene Ether - A process for producing a low-molecular polyphenylene ether having a content of components with molecular weights of 20,000 or more of 10 mass % or less and a number average molecular weight of 4,000 or less by a redistribution reaction which involves reacting a raw polyphenylene ether having a number average molecular weight of 10,000 or more with a polyphenol compound and a radical initiator, characterized in that the redistribution reaction step is a step conducted in a solvent; the ratio of the raw polyphenylene ether to the solvent (raw polyphenylene ether:solvent) (mass ratio) is provided at 0.4:100 to 40:100 (mass ratio); and the ratio of the radical initiator to the solvent (radical initiator:solvent) (mass ratio) is provided at 0.5:100 to 5:100 (mass ratio). | 01-15-2009 |
| 20140336348 | EPOXY RESIN PRODUCTION - A process comprising: a) contacting a polyhydric phenol and an epihalohydrin in the presence of a catalyst under reaction conditions to form an organic feed comprising a bishalohydrin ether; b) contacting the organic feed and an aqueous feed comprising an inorganic hydroxide with a high shear mixer to produce a first mixed feed; c) contacting the first mixed feed with a phase separator to form a first organic product comprising an epoxy resin and a first aqueous product; and d) recovering the first organic product, is disclosed. | 11-13-2014 |
| 528089000 | Material contains a phosphorus atom | 2 |
| 20110172384 | PHOSPHORUS-CONTAINING EPOXY RESIN AND METHOD FOR SYNTHESIZING THE SAME - A phosphorus-containing epoxy resin and a method for synthesizing the same are disclosed. The method includes the step of catalytically reacting compound (i) with compound (ii) to synthesize the phosphorus-containing epoxy resin having the structure of compound (I). R is methyl or phenyl, and n is the integer from 1 to 9. | 07-14-2011 |
| 20140213751 | EPOXY COMPOSITION AND EPOXY RESIN MOLDED ARTICLE - The present invention provides an epoxy resin molded article excellent in thermal conductivity and an epoxy composition suitable for forming such an epoxy resin molded article. Namely, the present invention relates to an epoxy composition containing an epoxy monomer having a mesogenic skeleton and a phenolic curing agent having a triphenyl methane structure. | 07-31-2014 |
| 528090000 | Material contains a sulfur atom | 1 |
| 20150299379 | Thiol-Cured Elastomeric Epoxy Resins - Elastomers are formed by curing a reaction mixture that includes an polyepoxide-terminated polyether having a linear or branched polyether chain that has a molecular weight of at least 2000, at least two epoxide groups that has an epoxide equivalent weight of at least 400 2) a curing agent containing at least one polythiol compound having at least two thiol groups and an equivalent weight per thiol group of up to 500, and 3) at least one base catalyst. | 10-22-2015 |
| 528091000 | Material contains a boron atom | 1 |
| 20140088282 | SUPRAMOLECULAR INITIATOR FOR LATENT CATIONIC EPOXY POLYMERIZATION - A mixture may include at least one polymerizable species and at least one thermoresponsive supramolecular initiator complex involving a host-guest interaction. Processes for making resins may include mixing at least one polymerizable species with at least one thermoresponsive supramolecular initiator complex involving a host-guest interaction; subjecting the mixture to a temperature above about 30° C. thereby promoting the dissociation of the at least one thermoresponsive supramolecular initiator; and allowing the mixture to cure at the temperature for a period of time. | 03-27-2014 |
| 528092000 | Material contains a polyvalent metal atom | 1 |
| 20100087618 | Linear (meth)acryloyl-containing compound, star (meth) acryloyl- containing compound, and method of manufacture - A linear (meth)acryloyl-containing compound is offered, including a chemical compound having a structure in which structural units expressed by the following general formula (1) | 04-08-2010 |
| 528093000 | Material contains a nitrogen compound | 8 |
| 20110288259 | PROCESS FOR PRODUCTION OF THERMOPLASTIC CURED EPOXY RESIN WITH TRANSPARENCY TO VISIBLE LIGHT, AND THERMOPLASTIC EPOXY RESIN COMPOSITION - A process for the production of a thermoplastic cured epoxy resin which is transparent to visible light, characterized by curing (A) an epoxy compound having two epoxy groups in one molecule with (B) a compound having two phenolic hydroxyl groups in one molecule by means of (C) a cure accelerator consisting of at least one compound represented by general formula (1): | 11-24-2011 |
| 20120123082 | ONE LIQUID TYPE CYANATE ESTER-EPOXY COMPOSITE RESIN COMPOSITION - The present invention discloses one liquid type cyanate ester-epoxy composite resin composition comprised of (A) cyanate ester resin, (B) epoxy resin and (C) latent curing agent. The present one liquid type cyanate ester-epoxy composite resin composition is characterized in that the above (C) latent curing agent is comprised of a modified amine (a), which has one or more amino group having active hydrogen within a molecule, obtained by a reaction of a polyamine compound (a-1) with an epoxy compound (a-2), and a phenol resin (b), and that the above polyamine compound (a-1) is a polyether polyamine compound and/or the above epoxy compound (a-2) is a polyether polyepoxy compound. | 05-17-2012 |
| 20130079488 | Semicarbazones as Accelerators for Curing Epoxy Resins - The present invention describes the use in epoxy resin compositions of semicarbazones of the general formula (I) having the meanings stated for the residues R | 03-28-2013 |
| 20140194590 | PROCESS FOR PRODUCTION OF THERMOPLASTIC CURED EPOXY RESIN WITH TRANSPARENCY TO VISIBLE LIGHT, AND THERMOPLASTIC EPOXY RESIN COMPOSITION - Provided are a thermoplastic epoxy resin composition comprising (A) an epoxy compound having two epoxy groups in one molecule, (B) a compound having two phenolic hydroxyl groups in one molecule, and at least one compound selected from the group consisting of dihexylamine, diheptylamine, di(2-ethylhexyl)amine, N-ethylhexylamine, trihexylamine, dioctylamine, tri n-octylamine, N,N-dimethyl-n-octylamine, and N,N-dimethyldecylamine as (C) a curing accelerator, and a thermoplastic cured epoxy resin with transparency to visible light produced by curing the thermoplastic epoxy resin composition. | 07-10-2014 |
| 528094000 | Nitrogen material contains a nitrogen atom as part of a heterocyclic ring | 4 |
| 20100179299 | CATALYST FOR CURING EPOXIDES - The use of 1,3-substituted imidazolium salts of the formula I | 07-15-2010 |
| 20120232240 | ANTHRACENE DERIVATIVE, COMPOUND OBTAINED THEREFROM, COMPOSITION,CURED PRODUCT, AND PROCESS FOR PRODUCING SAME - An object of the invention is to provide an anthracene derivative having characteristics peculiar to anthracene such as e.g., high carbon density, high melting point, high refractive index and fluorescent properties for ultraviolet rays, etc., and reaction diversity that results from the bisphenol structure, and a process for producing the same. Disclosed is an anthracene derivative represented by the following general formula (1): | 09-13-2012 |
| 20130090450 | ACCELERATORS FOR POLYMERIZATION OF EPOXY RESINS - Embodiments of the present invention disclose accelerator compositions useful in the curing of an epoxy resins having at least one amine and a glycerin. | 04-11-2013 |
| 20130274432 | Use of Molecules Having Associative Groups As Hardeners for Thermosetting Resins - The present invention pertains to the field of thermosetting or thermoset polymers mainly used as materials, coatings or adhesives. The invention more specifically relates to the use of specific molecules having associative groups including a nitrogen heterocycle as a hardener or co-hardener of thermosetting polymers. | 10-17-2013 |
| 528095000 | Material contains a Group IA metal atom (Li, Na, K, Rb, Cs, Fr) | 3 |
| 20090036631 | Aromatic Ether Polymer, Method For Producing The Same, And Polymer Composition - Disclosed is a polymer which is useful for the preparation of an epoxy resin composition or a cured product thereof in film or sheet exhibiting high heat resistance, high thermal conductivity, low thermal expansion, high gas barrier property, and high toughness. The polymer is a thermoplastic aromatic ether polymer comprising a unit represented by the following general formula (1) at a ratio of 10 to 100 mol % and having a weight average molecular weight of 3,000 or more; | 02-05-2009 |
| 20120101246 | Epoxy Resin, Method for Producing Same and Epoxy Resin Composition Thereof - An epoxy resin represented by general formula (I) satisfying numerical formula (1) with hydrolytic halogen of 0.05 wt. % or less, said epoxy resin produced as follows: after dissolving 0.8 to 1.3 mole of epihalohydrin to 1 mole of divalent phenol in a solvent, a pre-reaction is performed over 30 to 70 minutes by adding dropwise 0.25-0.35 mole of 30˜50% aqueous solution of alkali metal hydroxide over 30 to 70 minutes thereto, and thereafter, 0.65-0.75 mole of the remaining 30˜50% aqueous solution of alkali metal hydroxide is added dropwise over about 1 hour to complete the reaction over 1 to 3 hours. | 04-26-2012 |
| 20130079489 | RECIPROCATING-PLATE COLUMN REACTOR FOR EPOXIDATION OF EPOXY RESINS - A process comprising: a) contacting a polyhydric phenol and an epihalohydrin in the presence of a catalyst under reaction conditions to form an organic feed comprising a bishalohydrin ether and a solvent; b) contacting the organic feed and an aqueous feed comprising an inorganic hydroxide in a reciprocating-plate column reactor under reaction conditions to form a dispersed aqueous phase and an organic product; and c) collecting the organic product comprising an epoxy resin, is disclosed. | 03-28-2013 |
| 528096000 | Phenolic reactant contains a heterocyclic group other than a 1,2-epoxy group per se | 3 |
| 20090253887 | EPOXY RESIN CURING COMPOSITION - An epoxy resin curing composition containing a compound having a benzoxazole structure represented by formula (I): | 10-08-2009 |
| 20150045528 | AMINE/EPOXY CURING OF BENZOXAZINES - Novel oligomers and polymers derived from the reaction of benzoxazine compounds with a mixture of epoxy compounds and amine compounds are disclosed. The compositions are useful in coating, sealants, adhesive and many other applications. | 02-12-2015 |
| 20150307650 | ISOSORBIDE-DERIVED EPOXY RESINS AND METHODS OF MAKING SAME - Isosorbide-derived epoxies and methods of making same are disclosed. Isosorbide and its isomers are attached to glycidyl ether to make crosslinkable epoxy resin monomers. Adding the hydrophobic functional group into the backbone of isosorbide epoxy or adjusting the amount and type of crosslinker is operable to modify the mechanical properties and water uptake ratio (from <1 wt % to >50 wt %) of the isosorbide-derived epoxies for different uses. High water uptake epoxies with controllable biodegradation rate are suitable for drug delivery systems or extracellular matrices for biomedical applications, while low water uptake epoxies with strong mechanical properties may be used for can coatings, bone cements and other industrial additives and adhesives. | 10-29-2015 |
| 528097000 | Phenolic reactant contains a fused-or bridged-ring other than as a 1,2 epoxy group fused to carbocyclic or aromatic ring | 1 |
| 20120197000 | HIGH REFRACTIVE POLYMERS, OPTICAL ELEMENTS, AND PHOTOELECTRIC DEVICE EMPLOYING THE SAME - High refractive polymers, optical elements, and optical elements employing the same are provided. The polymer includes a repeat unit represented by Formula (I): | 08-02-2012 |
| 528098000 | Phenolic reactant contains at least three distinct aromatic or carbocyclic rings or mixtures thereof | 3 |
| 20080262188 | SHAPE MEMORY EPOXY POLYMERS - One embodiment includes compositions of shape memory epoxy polymers. | 10-23-2008 |
| 20090099330 | ADAMANTYL GROUP-CONTAINING EPOXY-MODIFIED (METH)ACRYLATE AND RESIN COMPOSITION CONTAINING THE SAME - The present invention provides an adamantyl group containing epoxy-modified (meth)acrylate and a resin composition containing it which are imparted by transparency, optical characteristics such as (durable) light resistance and the like, heat-resistance, and good mechanical properties. | 04-16-2009 |
| 20140039146 | WATER BASED LIGNIN EPOXY RESINS, METHODS OF USING AND MAKING THE SAME - Water based lignoepoxy resins, and methods for their preparation and use are provided. Methods of making lignoepoxy resins without the use of volatile organic compounds are also provided. | 02-06-2014 |
| 528099000 | Phenolic reactant contains at least one nitrogen, phosphorus, or sulfur atom | 3 |
| 20080312404 | Novel diepoxides and epoxy resins - The present invention relates to novel diepoxides having the formulas I. and II. | 12-18-2008 |
| 20120309923 | SOLVENTLESS ONE LIQUID TYPE CYANATE ESTER-EPOXY COMPOSITE RESIN COMPOSITION - The present invention is a solventless one liquid type cyanate ester-epoxy composite resin composition comprised of (A) a multifunctional cyanate ester or a mixture thereof represented by the following formula (1), wherein an average cyanate group number is 2.5 or more, (B) a multifunctional liquid epoxy resin or a mixture thereof represented by the following formula (2), wherein an average epoxy group number is 2.5 or more and (C) an amine latent curing agent. | 12-06-2012 |
| 20150344615 | CURING AGENTS FOR LOW-EMISSION EPOXY RESIN PRODUCTS - The present invention relates to curing agents for epoxy resins, containing at least one adduct of trimethylhexamethylenediamine and cresyl glycidyl ether. The curing agent has a low viscosity and cures quickly together with epoxy resins even in moist, cold conditions and without blushing to form films with a high hardness and surface quality, which scarcely undergo yellowing upon exposure to light. It is particularly suited for low-emission room temperature-curing coatings. | 12-03-2015 |
| 528103000 | Two or more 1,2-epoxy reactants | 4 |
| 20140179890 | USE OF EPOXIDISED ARYL ALKYL PHENOLS AS REACTIVE RESIN DILUENTS - Glycidylated mono(alkyl aryl)phenols (styrenated phenols) or mixtures thereof are suitable for use as reactive diluents and co-reactants in the production of epoxy resins and have the structure of the general formula I shown hereinbelow | 06-26-2014 |
| 20150337076 | CURING AGENTS FOR LOW-EMISSION EXPOXY RESIN PRODUCTS - The present invention relates to curing agents for epoxy resins, containing at least one adduct of a primary diamine and an aromatic monoepoxide, at least one primary diamine and at least one secondary diamine which is free of primary amino groups and free of hydroxyl groups. The curing agent is of low viscosity and cures, together with epoxy resins, rapidly and without blushing, even under damp, cold conditions, to form films of high hardness and low brittleness. It is particularly well suited for low-emission coatings that cure at room temperature. | 11-26-2015 |
| 20150344406 | AMINE FOR LOW-EMISSION EPOXY RESIN PRODUCTS - An amine which can be used in epoxy resin compositions that cure at room temperature. The amine dilutes the composition highly effectively, allows rapid, trouble-free curing, even in cold and damp conditions, and reduces brittleness. The amine is particularly suitable as a constituent of a curing agent for low-emission epoxy resin compositions that cure at room temperature, in particular for floor coverings. | 12-03-2015 |
| 528103500 | 1,2-epoxy reactant having at least one carboxylic ester group, e.g., epoxidized linseed oil, etc. | 1 |
| 20090131622 | Method For Producing Branched-Polyether Resin Composition And Method For Producing Acid Pendant Branched-Polyether Resin Composition - A method for producing a branched-polyether resin composition of the present invention includes
| 05-21-2009 |
| 528105000 | Phenolic reactant contains only one, 1,2-epoxy group | 3 |
| 20080200636 | Epoxy Resin, Hardenable Resin Composition Containing the Same and Use Thereof - It is an object of the present invention, with respect to a phenol aralkyl type epoxy resin, to suppress any crystal precipitation, improve the quality manageability and operation efficiency at composition production and enhance the properties, including heat resistance, thereof. It is also intended to provide a resin composition that even when stored in the form of a varnish for a prolonged period of time, is resistant to crystal precipitation, excelling in storage stability and operation efficiency, and that gives a hardening product of low dielectric constant and low dielectric tangent excelling in heat resistance, water resistance and flame retardance. | 08-21-2008 |
| 20150119547 | FLUORINATED ARYL EPOXIDE COMPOUNDS - A fluorinated aromatic epoxy compound having a fluorinated ether tail and a pendant epoxy functional group. These compounds are particularly useful as starting materials for producing various water and oil repellents and soil resists. | 04-30-2015 |
| 20160039972 | FLUORINATED ARYL EPOXIDE COMPOUNDS - A fluorinated aromatic epoxy compound having a fluorinated ether tail and a pendant epoxy functional group. These compounds are particularly useful as starting materials for producing various water and oil repellents and soil resists. | 02-11-2016 |
| 528106000 | With at least one nonepoxy or nonphenolic reactant | 5 |
| 20090048422 | RESIN COMPOSITION FOR COMPOSITE MATERIAL PARTS - A resin composition for composite material parts includes a main agent composed of an epoxy resin and a reactive diluent, and a curing agent. The reactive diluent, which is monomer or oligomer of acrylate or methacrylate having one or more vinyl (unsaturated double bond) functional groups and has low viscosity at room temperature, is used in an amount of 5 to 30 parts by weight based on 100 parts by weight of the main agent such that the main agent has a viscosity of 700 to 3000 cps at 25° C. The resin composition of the present invention is very suitable for being used to manufacture composite material parts used in wind blade, boat, automobile and aircraft by the manufacturing process such as vacuum infusion and hand lay-up vacuum assisted resin infusion process. | 02-19-2009 |
| 528108000 | Non-1,2-epoxy, or nonphenolic reactant is a phosphorus-containing material | 1 |
| 20130123457 | Low-k, Flame-Retardant, Bi-Functional Benzoxazine and Method for Making the Same - Disclosed is a method for making a low-k, flame-retardant, bi-functional benzoxazine. The method includes the steps of dissolving phosphoric diamine with various functional groups, phenolic adamantane and paraformaldehyde in a solvent at 72° C. to 88° C. for 7 to 9 hours, and cooling and introducing the solution in n-hexane to separate the low-k, flame-retardant, phosphoric, bi-functional benzoxazine. | 05-16-2013 |
| 528109000 | Non-1,2-epoxy, or nonphenolic reactant is a sulfur-containing material | 2 |
| 20110152492 | Polymer Compositions and Methods of Making and Using Same - A composition comprising a reaction product of reactants comprising (a) a compound comprising (i) a polysulfide moiety and (ii) an oxygen atom in a β-position to a sulfur link having the formula: | 06-23-2011 |
| 20120130040 | Polymer Compositions and Methods of Making and Using Same - A composition comprising a reaction product of reactants comprising (a) a compound comprising (i) a polysulfide moiety and (ii) an oxygen atom in a β-position to a sulfur link having the formula: | 05-24-2012 |
| 528110000 | Non-1,2-epoxy, or nonphenolic reactant is an alcohol, inorganic alcoholate, or ether | 1 |
| 20110130537 | PRODUCTION OF SOLID EPOXY RESIN - In an improved process for preparation of glycidyl ether resins that are solid at room temperature, sometimes referred to as solid epoxy resins”, from a reaction mixture of an aromatic hydroxyl-containing compound, an epihalohydrin and an inorganic hydroxide, add a reaction solvent that has both a ether moiety ad an alcohol moiety to the reaction mixture and use mole-equivalent ratio of moles (one mole-equivalent) epihalohydrin to hydroxyl moieties of the aromatic hydroxyl-containing compound that falls within a range of from 0.5:1 to 1:1. | 06-02-2011 |
