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| Number | Title | Issue Date |
| 7442757 | Resin, resin composition, method for manufacturing the same, and molded material including the same A thermoplastic resin contains a polymer, and the polymer includes a divalent phosphate residue having a spiro ring, represented by formula (1), in a molecule and has a number average molecular weight of at least 2,000: ... | 10/28/2008 |
| 7332564 | Polymerization catalyst for polyester, method for producing it and process for producing polyester using it Polymerization catalysts for polyesters include: (1) metal elements selected from metal elements of Group 4A of the Periodic Table; and (2) metal elements selected from metal elements of Group 2A of the Periodic Table, aluminum, manganese, iron, cobalt, zinc, galliu... | 02/19/2008 |
| 7259225 | Thermosensitive poly (organophosphazenes), preparation method thereof and injectable thermosensitive polyphosphazene hydrogels using the same Disclosed are polyphosphazenes of Formula 1 showing a sol-gel behavior with a temperature change, a preparation method thereof, and injectable thermosensitive polyphosphazene hydrogels using the same ... | 08/21/2007 |
| 7244811 | Method for the treatment of polyazole films The present invention relates to a process for the treatment of polyazole films, in which a film is passed at least twice through a trough filled with a liquid, with the film being unrolled from a spool and rolled up on a further spool and the direction of travel of... | 07/17/2007 |
| 7221841 | Flame retardant UV cured buffered optical fibers and buffer composition An optical fiber comprising a flame retardant UV light-curable tight-buffer coating coated onto the fiber, wherein said tight-buffer coating is substantially halogen-free, and has a limiting oxygen index of at least about 22%, and wherein said tight-buffer coating i... | 05/22/2007 |
| 7173103 | Modified Suzuki-method for polymerization of aromatic monomers A process for preparing high molecular weight polymers or copolymers by Suzuki coupling. The catalyst used in the process comprises a source of palladium and a source of a phosphine characterized in that at least one substituent on the phosphine is an ortho substitu... | 02/06/2007 |
| 7101568 | Methods and compositions for treating solid tumors A biodegradable polymer composition comprising: (a) a poly(phosphoester) biodegradable polymer and (b) at least one antineoplastic agent in an amount effective to inhibit the growth of a solid tumor, which | 09/05/2006 |
| 7033608 | “Burst-free” sustained release poly-(lactide/glycolide) microspheres Novel burst-free, sustained release biocompatible and biodegrable microcapsules which can be programmed to release their active core for variable durations ranging from 1–100 days in an aqueous physiological environment. The microcapsules are comprised of a core o... | 04/25/2006 |
| 6984717 | Phosphorous containing materials, their preparation and use The present invention is directed towards phosphorous containing organic materials, processes for making them and uses thereof. These materials preferably impart and/or exhibit resistance to attack, for example they may be useful as flame retardant additives and/or ... | 01/10/2006 |
| 6984716 | Phosphorus-containing compound A phosphorus-containing compound represented by formula (I) and a preparation method thereof are provided. An addition reaction is performed for an organic cyclic phosphorus compound with an aryl aldehyde compound, and then a condensation reaction is performed with ... | 01/10/2006 |
| 6855757 | Preparation of glycol carboxyethylmethylphosphinate The invention relates to a process of preparing glycol carboxyethylmethylphosphinate, which comprises a) reacting elemental yellow phosphorus with methyl chloride in the presence of an alkali or alkaline earth metal hydroxide to fo... | 02/15/2005 |
| 6800672 | Biodegradable compositions comprising poly(cycloaliphatic phosphoester) compounds, articles, and methods for using the same Biodegradable, flowable or flexible polymer compositions are described comprising a polymer having the recurring monomeric units shown in formula I: wherein: each of R and R′ is independently straight or branche... | 10/05/2004 |
| 6713598 | Method to make a solid polymeric phosphate and resinous compositions containing it Disclosed is a method for the preparation of polymeric phosphate flame retardants with a molecular weight of at least about 1500 and a softening temperature of at least about 10° C. comprising the steps of (a) reacting a phosphorus oxyhalide with a monohydroxyaroma... | 03/30/2004 |
| 6630565 | Phosphorus-comprising materials, their preparation and use Phosphorus-comprising polyol, oligomer derived from this phosphorus-comprising polyol, polymer derived from this oligomer, processes for their preparation and uses of these. The present invention relates to a phosphorus-comprising polyol. The invention al... | 10/07/2003 |
| 6600010 | Biodegradable terephthalate polyester-poly (phosphate) polymers, compositions, articles, and methods for making and using the same Biodegradable terephthalate polymers are described comprising the recurring monomeric units shown in formula I: ##STR1## wherein R is a divalent organic moiety; R' is an aliphatic, aromatic or heterocyclic residue; x is ࣙ1; and n is 0-5,000, wherein the biod... | 07/29/2003 |
| 6576736 | Compounds and compositions useful as surfactants and methods for their preparation Products of the reaction between I) the reaction product of reactants comprising A) a linking agent of formula I R4 (Y)3 (I) wherein each Y group is a halogen atom or one Y group is a halogen atom and two Y groups represent an oxygen atom, w... | 06/10/2003 |
| 6500917 | Process for the preparation of polyether phosphates The invention provides an improved process for the synthesis of compounds carrying at least one phosphate group, especially polyalkylene glycol phosphate compounds, said process comprising the steps of: (a) reacting a compound containing at least one prim... | 12/31/2002 |
| 6403675 | Biodegradable compositions comprising poly(cycloaliphatic phosphoester) compounds, articles, and methods for using the same Biodegradable, flowable or flexible polymer compositions are described comprising a polymer having the recurring monomeric units shown in formula I: ##STR1## wherein: each of R and R' is independently straight or branched alkylene, either unsubstitut... | 06/11/2002 |
| 6376644 | Biodegradable polymers chain-extended by phosphates, compositions, articles and methods for making and using the same Biodegradable polymers are described comprising the recurring monomeric units shown in formula I or II: ##STR1## wherein X is --O-- or --NR'--, where R' is H or alkyl; L is a branched or straight chain aliphatic group having from 1-20 carbon atoms; M... | 04/23/2002 |
| 6166173 | Biodegradable polymers chain-extended by phosphates, compositions, articles and methods for making and using the same Biodegradable polymers are described comprising the recurring monomeric units shown in formula I or II: wherein X is --O-- or --NR'--, where R' is H or alkyl; L is a branched or straight chain aliphatic group having from 1-20 carbon atoms; M1 a... | 12/26/2000 |
| 6111061 | Polymer compositions A polymer composition including phosphorus substituents which comprises: (a) a phosphono-substituted carboxylic acid or an ester of such acid; and (b) a mono- or polyfunctional entity polymerizable with (a). Substances suitable for use as (a) are aliphatic or aromatic p... | 08/29/2000 |
| 6043305 | Alkylene-bridged alkyl phosphonates Halogen-free, oligomeric or polymeric, alkylene-bridged alkyl phosphonates having the general formula ##STR1## where n is a whole number of from 1 to 20; R1 and R5 are each C1 -C6 alkyl; R2 and R... | 03/28/2000 |
| 6008318 | Two-stage solution polymerization of high molecular weight poly(phosphoesters) A process for making a phosphoester polymer comprising the recurring monomeric units of formula I: ##STR1## wherein: X is --O-- or --NR"--, where R" is H or alkyl; L is a divalent organic moiety; R' is H, alkyl, alkoxy, aryl, aryloxy, heterocyclic, or het... | 12/28/1999 |
| 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 |
| 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 |
| 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 |
| 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 |
| 5654430 | Oligomeric aliphatic HALS phosphites and HALS phosphonites as stabilizers The invention relates to novel oligomeric compounds of the formula I ##STR1## in which L is a group of the formula ##STR2## where the oxygen in the group L is in each case bonded to the phosphorus in the recurring structural units and the radica... | 08/05/1997 |
| 5357037 | Phosphorous-containing duromers of oligophosphites This invention relates to new phosphorus-containing duromers of oligophosphites and epoxides or bisacrylates or unsaturated polyesters.... | 10/18/1994 |
| 5262456 | Fire retardant casting resin molding compounds based on epoxy resins and acidic esters of hydroxy-functional phosphors A halogen free casting resin suitable for covering electron devices with a fire retardant material contains an acidic ester of an hydroxy-functional phosphor compound and an organic anhydride. A stable mixture can be generated from the acidic ester and th... | 11/16/1993 |
| 5260103 | Polyphosphazene derivatives containing carbonyl groups and variously alkylated tertiary amino groups Polyphosphazene derivatives containing carbonyl groups and variously alkylated tertiary aminic groups, suited to undergo rapid and efficient photo-crosslinking processes and having general formula: ##STR1## wherein: X represents substituents linked t... | 11/09/1993 |
| 5256765 | Biodegradable poly(phosphate esters) A pharmaceutical composition comprising a therapeutic agent, together with a polymeric delivery vehicle, the vehicle being made of poly(phosphoesters).... | 10/26/1993 |
| 5194581 | Biodegradable poly(phosphoesters) The invention relates to poly(phosphoesters), compositions comprising the poly(phosphoesters), and methods of use.... | 03/16/1993 |
| 5102971 | Soluble polyaromatic compounds Process for the preparation of polyaromatic compounds in which an aromatic dichloro compound, optionally in the presence of an anhydrous aprotic solvent, is reacted with metallic zinc, manganese or magnesium in the presence of a catalyst system of (1) fro... | 04/07/1992 |
| 5101002 | Cured phosphonitrilic elastomers having alkyl-substituted aryl units Phosphazene polymers having the units ##STR1## wherein the total number of units ranges from about 3 to about 50,000, R1 and R2 are different and are C1 to C12 linear or branched alkyl, C2 to C | 03/31/1992 |
| 5070178 | Highly elastic ionic dye-dyeable polyether-ester block copolymer filaments A polyether-ester block copolymer, and filaments formed therefrom, having an enhanced thermal stability of the elastic property thereof and a satisfactory dyeing property, comprises a polymerization product of (A) an acid component comprising as a major i... | 12/03/1991 |
| 5041524 | Polyphosphazene derivatives containing carbonyl groups suitable for photoreticulation processes Polyphosphazene derivatives containing carbonyl groups which are apt to undergo rapid photoreticulation processes having the general formula ##STR1## in which: X represents substituents bound to the polyphosphazene chains by means of hydroxy or amino... | 08/20/1991 |
| 4880905 | Process for producing organophosphazene polymers with chlorophosphazene Various kinds of organophosphazene polymers are produced by reacting dichlorophosphezene polymer with hydroxy compounds using a tertiary amine such as triethyl amine as an acid acceptor in the presence of pyridine derivative such as 4-dimethylaminopyridin... | 11/14/1989 |
| 4853455 | Selected phosphoric acid esters as hardeners for epoxy resins The present invention relates to hardenable mixtures containing: (i) a polyglycidyl ether or ester based on an aliphatic, cycloaliphatic or aromatic alcohol or a corresponding carboxylic acid and (ii) a hardener obtainable by reaction of: (A) a mixture of 2-4 mol o... | 08/01/1989 |
