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| Number | Title | Issue Date |
| 7435786 | High melt flow fluoropolymer The present invention relates to a partially-crystalline copolymer comprising tetrafluoroethylene, hexafluoropropylene in an amount corresponding to hexafluoropropylene index (HFPI) of from about 2.8 to 5.3, and preferably from about 0.2% to 3% by weight of perfluor... | 10/14/2008 |
| 7423087 | Reduced fuming fluoropolymer The present invention relates to the reduction of oligomer content of melt-processible fluoropolymer so that the fluoropolymer has at least 25 ppm less oligomer than the as-polymerized fluoropolymer. ... | 09/09/2008 |
| 7390765 | Catalyst of reaction product of polyisocyanate and tertiary amino group-containing amine, alcohol or polyol Low-cure powder coating compositions are disclosed. The compositions comprise a polyepoxide and a material having the structure wherein R1 is an organic radical having 6 to 25 carbon atoms; R2 is an or... | 06/24/2008 |
| 7126056 | High melt flow fluoropolymer The present invention relates to a partially-crystalline copolymer comprising tetrafluoroethylene, hexafluoropropylene in an amount corresponding to HFPI of from about 2.8 to 5.3, and preferably from about 0.2% to 3% by weight of perfluoro(alkyl vinyl ether), said c... | 10/24/2006 |
| 7122609 | High melt flow fluoropolymer The present invention relates to a partially-crystalline copolymer comprising tetrafluoroethylene, hexafluoropropylene in an amount corresponding to a hexafluoropropylene index (HFPI) of from about 2.8 to 5.3, and preferably from about 0.2% to 3% by weight of perflu... | 10/17/2006 |
| 6469071 | Radiation curable acrylate-terminated polymers having polycarbonate repeating units Polyester based polycarbonate (meth)acrylates prepared by the reaction of a alkylene or arylene diol polycarbonate with an anhydride or its dicarboxylic acid to form a carboxyl terminated diester, reacting the diester with a diglycidyl ether and an acryli... | 10/22/2002 |
| 6420040 | Coating composition for metal substrates A coating composition for application to primed metal substrates as a topcoat is disclosed. The coating composition is especially useful on metal closures for vacuum-packed food products. The coating composition is free of a halide-containing vinyl polyme... | 07/16/2002 |
| 6306975 | Radiation-grafted solid supports for chemical synthesis Methods for irradiation induced graft polymerization of a monomers, such as styrenes, onto fluoropolymers are provided. The methods, which involve either the use of acids, preferably mineral acids, or creating a rough surface on the fluoropolymer, provide... | 10/23/2001 |
| 6265588 | Isoxazole and crotonamide derivatives and their use as pharmaceuticals and diagnostics A compound of the formula ##STR1## where R1 is the radical of the formula II or III ##STR2## is suitable for the production of a pharmaceutical for the treatment of inflammations, carcinomatous diseases, or autoimmune diseases. A compound ... | 07/24/2001 |
| 6254804 | Oxygen scavengers with reduced oxidation products for use in plastic films An oxygen scavenger composition, for use in or with plastics materials, includes a polymer or oligomer having at least one cyclohexene group or functionality. The composition produces only low levels of volatile or extractable (from a plastics material in... | 07/03/2001 |
| 5952436 | Process for making water-resistant polyetherester resins and thermosets A general approach to making water-resistant polyetherester resins and thermosets is disclosed. In one aspect, an unsaturated polyetherester resin prepared by inserting a carboxylic acid derivative into a polyether is co-cured with a vinyl monomer and a d... | 09/14/1999 |
| 5852112 | Polyester resin-based high index ophthalmic lenses having improved optical unformity and/or tintability Unsaturated polyester resin-based compositions that are modified for unexpected improvement in uniform, low optical distortion and/or improved tint speed by the addition of one or more additives selected from an allylic ester and/or an acrylic monomer, to... | 12/22/1998 |
| 5811478 | Anti-yellowing molding compositions Molding compositions comprising certain epoxy compounds, at least one antioxidant, an unsaturated thermosetting resin and an olefinically unsaturated monomer are disclosed. The disclosed compositions can provide enhanced yellowing resistance to articles m... | 09/22/1998 |
| 5780558 | Process for making dicyclopentadiene polyetherester resins A low-cost way to modulate the reactivity and acid number of polyetherester thermoset resins is disclosed. "Beginning" and "end" methods for making dicyclopentadiene (DCPD)-modified polyetherester resins are described. The "beginning" method comprises fir... | 07/14/1998 |
| 5773510 | Processes for the preparation of branched polymers A process for the preparation of branched thermoplastic resins comprising: heating a mixture of an unsaturated resin, a free radical initiator, and a stable free radical agent; adding to the heated mixture at least on polymerizable monomer; and cooling th... | 06/30/1998 |
| 5773531 | Unsaturated polyester resin composition A modified acrylic urethane prepolymer composition and an unsaturated polyester resin composition to which the prepolymer has been added. The prepolymer composition includes an acrylic urethane prepolymer prepared by the reaction of diisocyanate, like MDI... | 06/30/1998 |
| 5747548 | Compartmented thermoplastic pellets Apparatus and method for the production of hopper feedable thermoplastic pellets having zones or compartments which contain physically separated reactants which react only after being melt-mixed, as in a screw type extruder, reciproscrew injection machine... | 05/05/1998 |
| 5705603 | Polyetheramines with polymers of , ଲ-unsaturated dicarboxylic acids The invention relates to reaction products of polyetheramines with polymers containing dicarboxylic anhydride groups, which contain 20-80, preferably 40-60, mol % of bivalent structural units A and/or C and, if required, B ##STR1## in which R1 | 01/06/1998 |
| 5696225 | Process for making high-performance polyetherester resins and thermosets A process for making high-performance polyetherester resins and thermosets is disclosed. A polyether polyol reacts with a dicarboxylic acid or anhydride in the presence of an insertion catalyst to produce an acid-terminated polyetherester resin. Reaction ... | 12/09/1997 |
| 5677396 | Polyetherester resins from diol diesters An improved process for making polyetherester resins is disclosed. The process comprises reacting a polyether with a diol diester in the presence of a catalyst that promotes random insertion of the diester into carbon-oxygen bonds of the polyether to prod... | 10/14/1997 |
| 5660931 | Polymeric film with paper-like characteristics A biaxilly oriented polymer film having improved surface properties, anti-static property and printability is prepared from a mixture of 70 to 99 parts by weight of a polyester resin containing not less than 60% by weight of repeating units of ethylene te... | 08/26/1997 |
| 5445877 | Unsaturated polyester resin composition and sheet-form molding material using the same An unsaturated polyester resin composition capable of affording a molded product having a small cured volume shrinkage, a superior dimensional stability, a surface quality and a high hardness, a sheet-form molding material using the composition and a proc... | 08/29/1995 |
| 5410000 | Poly(alkylene cyclohexane-dicarboxylate)-(alkylene terephatlate) copolyesters Copolyester compositions are provided which comprise the reaction product of at least one straight chain, branched, or cycloaliphatic C2 -C10 alkane diol or a chemical equivalent thereof, a mixture of at least two cycloaliphatic diac... | 04/25/1995 |
| 5409764 | Curable adhesive composition and sheet thereof A curable adhesive composition comprising an unsaturated polyester oligomer (A) of any of the following formulae (I) to (IV), obtained by reacting a compound (a) having a hydroxyl group and/or an amino group, a cyclic acid anhydride (b) and an epoxide (c)... | 04/25/1995 |
| 5290852 | Glutaric acid based polyester internally plasticized PVC An internally plasticized polyvinyl halide obtained by the polymerization of a vinyl halide monomer in the presence of a polyester polymeric plasticizer substantially derived from glutaric acid and a diol. Articles made therefrom exhibit a unique balance ... | 03/01/1994 |
| 5247012 | Glutaric acid based polyester internally plasticized PVC An internally plasticized polyvinyl halide obtained by the polymerization of a vinyl halide monomer in the presence of a polyester polymeric plasticizer substantially derived from glutaric acid and a diol Articles made therefrom exhibit a unique balance o... | 09/21/1993 |
| 4921890 | Process for improving polymer substrate properties, and flame retardancy modified polymers produced thereby A process for improving the flame retardancy, hygroscopic, soil release and other properties of a polymer substrate is provided in which the substrate is contacted with a suitable aqueous mixture containing a water-soluble monomer and an organic halogen-c... | 05/01/1990 |
| 4829106 | Molding materials based on curable unsaturated polyester resins and having a long shelf life Molding materials having a long shelf life consist of an unsaturated polyester resin, monomers, conventional additives and an inhibitor combination comprising a phenol or quinone, a phosphine or an ester of phosphorous acid, and a metal cation in the form... | 05/09/1989 |
| 4652605 | Preparation of low molecular weight polymers by vinyl addition polymerization under dilute reaction conditions using a polymeric diluent A polymeric reaction product, a process for its preparation and a coating composition containing the reaction product as a binder are described. The polymeric reaction product is prepared by the vinyl addition polymerization of a vinyl monomer component o... | 03/24/1987 |
| 4568705 | Graft polymer dispersion in a mixture of low molecular weight polyols and polyether polyols and polyurethane foams prepared therefrom A low viscosity, stable graft polymer dispersion is prepared by polymerizing in the presence of a free radical initiator, from about 25 to about 75 weight percent based on the total weight of the dispersion, an ethylenically unsaturated monomer or mixture... | 02/04/1986 |
| 4524176 | Acrylic modified polyester anaerobic adhesive This invention relates to an anaerobic adhesive and method of making the same, comprising the reactive product of a glycidyl acrylate and a hydroxyl containing polyester. The reaction between the glycidyl acrylate and the polyester typically takes place i... | 06/18/1985 |
| 4522976 | Graft polymer dispersion in a mixture of low molecular weight polyols and polyether polyols and polyurethane foams prepared therefrom A low viscosity, stable graft polymer dispersion is prepared by polymerizing in the presence of a free radical initiator, from about 25 to about 70 weight percent based on the total weight of the dispersion, an ethylenically unsaturated monomer or mixture... | 06/11/1985 |
| 4520161 | High hot bond strength high flash point low viscosity polyester insulating compositions A fluid, highly heat stable, insulating composition is made by admixing: (A) from 9 mole % to 12 mole % of selected unsaturated cyclic dicarboxylic acid; (B) from about 15 mole % to about 20 mole % of an unsaturated aliphatic dicarboxylic acid; (C) from a... | 05/28/1985 |
| 4398003 | Process for preparing thermoset polymer spheres A process for preparing thermoset polymer spheres by polymerizing a thermosettable polymer such as a vinyl ester resin or an unsaturated polyester resin in water containing a suspending agent in the presence of a catalyst and an accelerator is improved by... | 08/09/1983 |
| 4391947 | Low viscosity polyester coating compositions A fluid, polyester insulating composition is made by admixing: (A) about 15 mole % to about 40 mole % of unsaturated cyclic dicarboxylic acid; (B) about 5 mole % to about 20 mole % of an unsaturated aliphatic dicarboxylic acid; (C) about 35 mole % to abou... | 07/05/1983 |
| 4355123 | Cured polyester compositions and process for their production Cured polyester compositions and their production are described. These are produced by curing a composition containing polyester resin and aliphatic polyol having a molecular weight of at least about 2000. The polyol acts to reduce normal polyester shrink... | 10/19/1982 |
| 4336169 | Unsaturated polyester resins An unsaturated polyester resin composition for ambient temperature open lay-up moulding contains styrene as an agent for cross-linking during curing, a wax for preventing air inhibition and a compound for allowing reduction of styrene evaporation. The com... | 06/22/1982 |
| 4330638 | Radical polymerization in the presence of substituted tartaric acid or tartaric acid derivatives as initiators Substituted tartaric acids and tartaric acid derivatives have proved to be highly reactive initiators for starting radical polymerization resp. hardening reactions of unsaturated compounds and mixtures of compounds, particularly unsaturated polyester resi... | 05/18/1982 |
| 4327005 | Process for the preparation of stabilized polymer dispersions in polyol at low temperature Stable graft polymer dispersions are prepared employing in situ free-radical polymerization of ethylenically unsaturated monomer or monomers in polyol in the presence of an alkylene oxide adduct of a styrene-allyl alcohol copolymer stabilizer.... | 04/27/1982 |
| 4314033 | Cross linked polyester This invention relates to a novel product, fibrils of crosslinked polyester resin having a vesiculated structure, and to a process of making them. Vesiculated fibrils of crosslinked polyester resin of length 50 μm-5 cm, diameter 1 μm-2 mm and aspect ratio of... | 02/02/1982 |
