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| Number | Title | Issue Date |
| 7271225 | Phosphorus-containing epoxy resin, phosphorus-containing epoxy resin composition, process for producing the resin, sealant containing the composition, molding material containing the composition, and laminate containing the composition A phosphorus-containing epoxy resin has a structural unit derived from a secondary phosphine derivative represented by the following formula: wherein R1 represents an alkylene group that may have a sub... | 09/18/2007 |
| 7217779 | Phosphoric ester demulsifier composition A phosphoric ester demulsifier composition prepared by reacting one or more alkylphenol-formaldehyde resin alkoxylates or one or more polyalkylene glycols, or a mixture thereof, with about 0.001 to about 1.0 molar equivalents of one or more phosphorous compounds sel... | 05/15/2007 |
| 7087663 | Adducts of epoxy resins and phosphorus-derived acids and a process for their preparation Adducts ABC of epoxy resins A and reaction products BC of epoxy resins B with phosphorus-derived acids C, and mixtures of such adducts, containing a mass fraction of not more than 5% of unreacted acid C, the reaction products BC containing at least one acidic phosph... | 08/08/2006 |
| 6969756 | Phosphorus element-containing crosslinking agents and flame retardant phosphorus element-containing epoxy resin compositions prepared therewith Novel phosphorus element-containing vinyl ester resin compositions and process for preparing epoxy vinyl ester resin compositions include non-halogenated, ignition resistant epoxy vinyl ester resin formulations. The ignition resistant epoxy vinyl ester resin formula... | 11/29/2005 |
| 6911490 | Aqueous curing agents for aqueous epoxy resin dispersions Aqueous curing agents for epoxy resin dispersions comprising mixtures, adducts and/or salts of partly esterified organic phosphoric acids A1 or partly esterified phosphonic acids A2 with organic amines B selected from the group consisting of epoxide-amine adducts B1... | 06/28/2005 |
| 6830825 | Epoxy resin composition and semiconductor device An epoxy resin composition for encapsulation of semiconductors which contains substantially no halogen-based flame retarding agents or antimony compounds having properties of moldability, flame retardance, high-temperature storage characteristics, reliability for mo... | 12/14/2004 |
| 6645631 | Flame retardant phosphorus element-containing epoxy resin compositions A flame retardant phosphorus element-containing epoxy resin composition substantially free of halogen, including: (I) a non-halogenated epoxy resin material selected from: (A) a non-halogenated phosphorus element-containing epoxy resin; (B) a mixture of... | 11/11/2003 |
| 6617028 | Phosphorus and nitrogen containing resin hardener and a flame retarding resin composition containing said hardener The present invention discloses a phosphorus- and nitrogen-containing resin hardener, which has a structure represented by the following formula: ##STR1## wherein R2 represents a hydrogen atom or a group represented by the following formula: ... | 09/09/2003 |
| 6551714 | Flame-retardant resin composition, and prepregs and laminates using such composition The present invention provides a resin composition having excellent flame retardancy without using any halogen-containing flame retardant, and prepregs and laminates using such a resin composition. More specifically, the present invention provides a flame... | 04/22/2003 |
| 6548627 | Flame-retardant phosphorus-modified epoxy resins The present invention relates to novel flame-retardant phosphorus-containing epoxy resins with an epoxy value of from 0.05 to 1.0 moll 100 g containing structural units which derive from (A) polyepoxy compounds having at least two epoxy groups per molecule, an... | 04/15/2003 |
| 6476101 | Method for producing pigment dispersing resin for cationic electrodeposition paint To provide a method for producing a pigment dispersing resin varnish for cationic electrodeposition paint, wherein the flow properties and appearance of the resulting electrodeposition coating film are not compromised when using as a solvent a compound th... | 11/05/2002 |
| 6441064 | Imidazole-phosphoric acid salts as accelerators for dicyandiamide in one-component epoxy compositions A heat curable, a one-component epoxy protective or decorative coating or adhesive composition comprising an epoxy resin, dicyandiamide latent heat activated curing agent and an accelerator for the dicyandiamide curing agent characterized in that an imida... | 08/27/2002 |
| 6432539 | Phosphorus-containing polymer having phenolic units and uses thereof A phosphorus-containing polymer having phenolic units and an epoxy rein composition are provided. The epoxy resin composition suitably comprises an epoxy resin and a hardener, wherein the epoxy resin may be obtained by reacting the polymer with epihalohyd... | 08/13/2002 |
| 6353080 | Flame retardant epoxy resin composition A flame retardant epoxy resin composition containing not more than 10% by wgt. of halogen, comprising an epoxy resin, stated concentrations of phosphoric acid ester, nitrogen--containing cross-linking agent having an amine functionality of at least 2 and ... | 03/05/2002 |
| 6284869 | Adduct of an epoxy compound and cyclic phosphite The invention pertains to an adduct comprising epoxy groups obtainable by condensation of an epoxy compound and at least a monocyclic phosphite according to Formula 1: ##STR1## wherein R1 and R2 may be the same or different and repre... | 09/04/2001 |
| 6087417 | Epoxy resin/acid/tertiary amine reaction product with reactive diluent The invention provides aqueous, solvent based, and solvent-free curable coating compositions which include (A) the reaction product of epoxy resin, acid, and tertiary amine; (B) reactive diluent, and, optionally, (C) curing agent. The compositions are use... | 07/11/2000 |
| 5959043 | Phosphorus-containing dicarboxylic reaction product of epoxy resins and phosphorus acid (anhydride) with hardener The invention relates to a flame-resistant epoxy resin mixture comprising epoxy resins, phosphorus-containing compounds and a hardener, which comprises a phosphorus-containing compound of the formula I or II ##STR1## in which R1 and R2 are identical ... | 09/28/1999 |
| 5900469 | Storage-stable, phosphorus-modified epoxy resins The present invention relates to a storage-stable, phosphorus-modified epoxy resin having an epoxide value of 0.05 to 0.6 mol/100 g and comprising 5 to 25% by weight of an ester-anhydride formed from a phosphonic acid diester, phosphinic acid ester or mix... | 05/04/1999 |
| 5880247 | Phosphorus-containing dicarboxylic acid (anhydride)-modified epoxy resin The invention relates to a phosphorus-modified epoxy resin having an epoxide value of from 0.05 to 0.6 mol/100 g comprising structural units derived from (A) polyepoxide compounds having at least two epoxide groups per molecule and (B) phosphorus-containi... | 03/09/1999 |
| 5854361 | Process for preparing phosphorus-modified epoxy resins The invention relates to a process for preparing soluble and/or meltable phosphorus-modified epoxy resins, which comprises reacting a polyepoxide compound having at least 2 epoxide groups per molecule with carboxyl-containing phosphinic or phosphonic acid... | 12/29/1998 |
| 5854371 | Phosphorus-modified epoxy resin mixtures comprising epoxy resins, phosphorus-containing compounds and a curing agent The invention relates to a flame-resistant epoxy resin mixture comprising epoxy resins, phosphorus-containing compounds and a curing agent, wherein the epoxy resin mixture comprises phosphorus-containing structural units of the formula I ##STR1## ... | 12/29/1998 |
| 5830973 | Phosphorus-modified epoxy resins comprising epoxy resins and phosphorus-containing compounds The invention relates to a phosphorus-modified epoxy resin having an epoxide value of from 0 to 1.0 mol/100 g, comprising structural units derived from (A) polyepoxide compounds having at least two epoxide groups per molecule and (B) diphosphinic acids, t... | 11/03/1998 |
| 5817736 | Epoxy resin mixtures for prepregs and composites based on phosphorus-modified epoxies, dicy and/or aminobenzoic compounds Epoxy resin mixtures to produce prepregs and composites contain the following components: a phosphorus-modified epoxy resin with an epoxy value of 0.02 to 1 mol/100 g, made up of structural units derived from (a) polyepoxy compounds with at least two epoxy gro... | 10/06/1998 |
| 5811486 | Reaction resin system with phosphorous-containing constituent For better flame-retardant finishing and better workability of an epoxy-anhydride reaction resin system, it is proposed to supplement the reaction resin system with phosphonic semi-ester as additional reactive constituents. These are produced by conversio... | 09/22/1998 |
| 5811188 | Phosphorus-modified epoxy resins, processes for their preparation and their use The present invention relates to phosphorus-modified epoxy resins of the formulae (I) and/or (II) ##STR1## The invention furthermore relates to a process for the preparation of these phosphorus-modified epoxy resins and to their use for the productio... | 09/22/1998 |
| 5773533 | Epoxy resin reacted with carboxy-functional phosphinic or phosphonic acid and hardener The invention relates to flame-resistant epoxy resin mixtures comprising epoxy resins, phosphorus-containing compounds and a hardener, which comprise a phosphorus-containing compound of the formula I or II ##STR1## in which R is a linear or branched ... | 06/30/1998 |
| 5759691 | Phosphorus-modified coating compositions, a process for their preparation, and their use The invention relates to an expandable, halogen-free, flame-retardant coating composition comprising epoxy resins, polyphosphoric/polyphosphonic esters and a curing agent, which composition comprises from 75 to 95 parts by weight of epoxy resin and from 5... | 06/02/1998 |
| 5759692 | Phosphorous-modified coating compositions, a process for their preparation, and their use as an intumescent coating The invention relates to expandable, halogen-free, flame-retardant coating compositions comprising epoxy resins, polyphosphoric esters and a curing agent, which composition comprises from 75 to 95 parts by weight of epoxy resin and from 5 to 25 parts by w... | 06/02/1998 |
| 5759690 | Epoxy resin mixtures for prepregs and composites Epoxy resin mixtures for the production of prepregs and composites contain the following components: a phosphorus-modified epoxy resin with an epoxy value of 0.02 to 1 mol/100 g, made up of structural units derived from (a) polyepoxy compounds with at least tw... | 06/02/1998 |
| 5756638 | Phosphorus-modified epoxy resins, process for the preparation thereof and use thereof The present invention relates to phosphorus-modified epoxy resins having an epoxy number from 0 to 1 mol/100 g, comprising structural units which are derived from (A) polyepoxy compounds having at least two epoxy groups per molecule, and (B) phosphinic and/or ... | 05/26/1998 |
| 5756596 | Increasing the molecular weight of polyamides An increase in the molecular weight of a polyamide or recycled polyamide, essentially without crosslinking, can be achieved by blending said polyamide with a polyfunctional epoxy resin and a sterically hindered hydroxyphenylalkylphosphonic acid ester or h... | 05/26/1998 |
| 5728468 | Phosphorous containing resin The invention relates to an organic phosphorus compound-containing which comprises an interpenetrating polymer network (IPN) produced by polymerizing free-radically polymerizable monomers comprising at least an allyl group-containing monomer and an epoxy ... | 03/17/1998 |
| 5648171 | Epoxy resin mixtures containing phosphorus acid/epoxy resin adducts Epoxy resin mixtures for producing prepregs and composites that are available at low cost and can be processed well yield flame-retardant molding materials even without the addition of flame retardants, and these molding materials have a high glass transi... | 07/15/1997 |
| 5624979 | Stabilized phosphorus-modified epoxy resins and their use The present invention relates to phosphorus-modified epoxy resins having an epoxide value of 0 to about 1 mol/100 g containing structural units which are derived from (A) polyepoxide compounds having at least two epoxide groups per molecule and (B) phosph... | 04/29/1997 |
| 5587243 | Epoxy resin mixtures containing phosphonic/phosphinic acid anhydride adducts Epoxy resin mixtures for producing prepregs and composites that are available at low cost and can be processed well yield flame-retardant molding materials even without the addition of flame retardants, and these molding materials have a high glass transi... | 12/24/1996 |
| 5576357 | One-component reactive resin system comprising a cure-inhibiting glycidyl phosphorus compound A one-component reactive resin system which is stable in storage but nevertheless can readily be cured completely comprises a mixture of commercially available epoxy resins and phosphorus-containing glycidyl esters, in particular phosphonic acid diglycidy... | 11/19/1996 |
| 5492998 | Cross-linked tertiary-amine polymers Novel polymers of general formula: ##STR1## wherein R is an alkyl or aryl group that contains an active hydrogen atom (as determined by the Zerewitinoff test); A is a spacing group having at least one carbon atom; B is a spacing group having at least... | 02/20/1996 |
| 5458978 | Epoxy resin systems containing glycidylated aromatic amines, phosphorus epoxies and metal salts An epoxy resin system comprising a) at least one nitrogen containing epoxy compound having at least two epoxy groups, b) at least one phosphorus compound with at least one epoxy group, c) at least one metallic complex compound as curing agent and d) optio... | 10/17/1995 |
| 5439977 | Acid anhydride-containing one package of epoxy resin composition An acid anhydride-containing one package epoxy resin composition consisting indispensably of (1) an epoxy resin having two or more epoxy groups in one molecule, (2) an acid anhydride, (3) at least one of (a) a liquid latent curing accelerator, (b) a laten... | 08/08/1995 |
| 5389704 | Epoxy phosphate ester resin, its production and coating composition containing the resin The present invention provides a process for preparing an epoxy phosphate ester resin, which comprises (1) reacting an epoxy resin having an average of greater than one vicinal epoxy group with a phosphoric acid source material to obtain an epoxy phosphat... | 02/14/1995 |
