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| Number | Title | Issue Date |
| 7256227 | Polymer modified gypsum membrane and uses therefor A composition which is applied to substrate surfaces to form a membrane to provide structural reinforcement thereto and prevent the release of gases and moisture from the substrate. The composition consists of polymer resin binders and gypsum. Further provided is a ... | 08/14/2007 |
| 6737453 | Flame retardant thermoplastic resin composition The present invention relates to a flame retardant thermoplastic resin composition comprising: (A) 100 parts by weight of a rubber-reinforced thermoplastic resin comprising: a graft copolymer (A1) produced by graft-polymerizing a monomer component (b) ... | 05/18/2004 |
| 6447905 | Green tire bead and composition Tire bead rubber compositions and tire beads made therewith are provided having good dimensional stability, processability and wire adhesion Tire bead rubber compositions containing crosslinked styrene butadiene rubber are also provided having good dimens... | 09/10/2002 |
| 5965651 | Liquid-absorbing material composition, molded product therefrom, process for preparing the same and use thereof A liquid-absorbing material composition containing a crosslinking agent (component A), N-vinylcarboxamide copolymer (component B) having a functional group capable of crosslinking with the component A, water (component C), a water-soluble organic solvent ... | 10/12/1999 |
| 5861442 | Acrylonitrile polymer compositions and articles and methods for their preparation Process of mixing a fugitive plasticizer, e.g., ethylene carbonate, with moist particulate polyacrylonitrile then removing the water enabling adjustment of the melt viscosity for extrusion of the polyacrylonitrile into film, fiber, pellets and shaped arti... | 01/19/1999 |
| 5814674 | Method for processing residue-containing packages A method is disclosed for processing residue-containing packages so as to receive valuable materials, in particular pressure containers for dispensing foams with propellant gases. For that purpose, extraction with a solvent is carried out essentially in a... | 09/29/1998 |
| 5672631 | Method for processing packaging remnants with recovery of materials The invention concerns the method and apparatus for processing remnant-holding packagings while recovering substances of value, said method including the following steps: The packagings are inserted into an operational vessel 13, and the residues are extr... | 09/30/1997 |
| 5589520 | Acrylonitrile polymer composition and articles and methods for their preparation Process of mixing a fugitive plasticizer, e.g., ethylene carbonate, with moist particulate polyacrylonitrile then removing the water enabling adjustment of the melt viscosity for extrusion of the polyacrylonitrile into film, fiber, pellets and shaped arti... | 12/31/1996 |
| 5434205 | Acrylonitrile polymer compositions and articles and methods for their preparation A process for providing extrudable polyacrylonitrile compositions. Dry, particulate polyacrylonitrile having a moisture content of less than about 1.5 percent is mixed with a liquid plasticizer such as ethylene carbonate or propylene carbonate at a mixing... | 07/18/1995 |
| 5304590 | Acrylonitrile polymer compositions and articles and methods for their preparation Process of mixing a fugitive plasticizer, e.g., ethylene carbonate, with moist particulate polyacrylonitrile then removing the water enabling adjustment of the melt viscosity for extrusion of the polyacrylonitrile into film, fiber, pellets and shaped arti... | 04/19/1994 |
| 4988749 | Stabilization of nitrile polymers Disclosed herein are nitrile polymers which are stabilized against color degradation caused by ionizing radiation by the addition of a stabilizing agent comprising a combination of selected sulfur containing compounds as stabilizers and sulfur containing ... | 01/29/1991 |
| 4841016 | Polyester resin compositions An additive composition for enhancing curing and color clarity properties of polyester resins. The additive comprises from about 50 to 75 parts by weight of a mercaptan, and from about 50 to about 25 parts by weight of a quaternary ammonium salt. From abo... | 06/20/1989 |
| 4444932 | Moldable compositions having improved surface gloss Moldable compositions which comprise a high molecular weight nonequimolar copolymer of an ethylenically unsaturated dicarboxylic acid or its derivative, and at least one copolymerizable monomer and, a surface gloss enhancing agent selected from the group ... | 04/24/1984 |
| 4387174 | Adhesive compositions This invention relates to hot melt adhesive compositions which include an elastomeric co- or terpolymer, about 5 to about 100 parts by weight of a neutralized sulfonated co- or terpolymer per 100 parts by weight of the highly unsaturated hydrocarbon rubbe... | 06/07/1983 |
| 4285900 | Process for manufacturing modacrylic fibers having high luster, thermal stability and flame resistance A method for preparing flame-resisting modacrylic fibers containing pentaent antimony oxide is described wherein the antimony oxide is suspended in a mixture of water and an organic solvent selected from dimethylformamide and dimethylacetamide and the su... | 08/25/1981 |
| 4221887 | Plasticization of quaternary phosphonium ion containing polymers Polymers comprising quaternary phosphonium counter-ion salts of acids having anionic groups covalently bonded to carbon atoms comprising a backbone chain of a polymer, or to acrylic, alicyclic or aromatic radicals which are pendant to the backbone chain o... | 09/09/1980 |
| 4160760 | Process for preparing polyacrylonitrile doped with Prussion blue A method for interacting Prussian blue with polyacrylonitrile in the presence of dimethylformamide to produce a polymer solid exhibiting a high degree of color fastness, levelness, and stability and having enhanced and highly useful electrical properties.... | 07/10/1979 |
| 4153787 | Method for removing unreacted monomers from a slurry In a process wherein an acrylonitrile polymerization slurry made up of polymer solids, unreacted monomers and water is passed downward through a column containing a plurality of perforated trays for the purpose of removing unreacted monomers from the slur... | 05/08/1979 |
| 4138393 | Crosslinkable acrylonitrile copolymers The invention relates to a copolymer comprising at least 40% by weight of copolymerized acrylonitrile and from 0.5 to 10% by weight of at least one copolymerized unsaturated ester of acetoacetic acid corresponding to the general formula: and, optionally, ... | 02/06/1979 |
| 4127552 | Antistatic footwear Antistatic footwear has an outsole of a vinyl chloride polymer composition containing a non-metalic stabilizer for the polymer and both an ionic and a non-ionic antistatic agent. Non-staining, colored, e.g. white outsoles can be produced having satisfacto... | 11/28/1978 |
| 4118375 | Crosslinkable polyacrylonitrile copolymers The invention relates to a copolymer comprising at least 40% by weight of copolymerized acrylonitrile, from 0.5 to 40% by weight of at least one copolymerized aceto acetate of a mono (meth) acrylate of an aliphatic diol containing from 2 to 8 carbon atoms... | 10/03/1978 |
| 4101621 | Method for producing flame resistant acrylic fibers Flame resistant acrylic fibers are produced by, in a solution polymerization of a mixture consisting of 30-80% by weight of acrylonitrile, 20-70% by weight of vinyl chloride or vinylidene chloride and 0-15% by weight of the other unsaturated monomer in a ... | 07/18/1978 |
| 4100143 | Filaments which may be cross-linked comprising at least 65% acrylonitrile and 0.5-10% N-methylol derivative of a urethane The invention relates to cross-linkable or cross-linked filaments or fibers of a copolymer comprising at least 65% by weight of acrylonitrile and from 0.5 to 10% by weight of at least one copolymerised N-methylol compound of an unsaturated mono- or bis-ur... | 07/11/1978 |
| 4065414 | Polyion complex and polyion complex film A crosslinkable polyion complex is prepared by reacting a polycation polymer having an ethylenic double bond at a terminal position in the repeating unit of the polymer with a polyanion polymer. A polyion complex film is prepared by dissolving the crossli... | 12/27/1977 |
| 4048139 | Rendering polybenzimidazole solid materials more resistant to darkening upon exposure to light A route is provided for the formation of a polybenzimidazole solid material having an enhanced resistance to undergo the usual color darkening upon exposure to light. A minor concentration of a finely divided pigment found capable of stabilizing the backg... | 09/13/1977 |
| 4041230 | Flameproofed modacrylic copolymers of unsaturated carboxy-phosphinic acid derivatives Carboxylic acid derivatives of the formula (I) ##STR1## where R1 and R2 are alkyl or haloalkyl radicals having a total of up to 8 carbon atoms, R3 is hydrogen or methyl, X is oxygen or sulfur and Y is linear or branch... | 08/09/1977 |
| 4028302 | Process for preparing concentrated acrylonitrile polymer solutions Clear, bubble-free acrylonitrile polymer solutions of high polymer concentration are rapidly prepared by feeding powdered acrylonitrile polymer to a cool zone of a twin-screw machine and injecting solvent to form a slurry at a temperature below 40° C., a... | 06/07/1977 |
| 4007248 | Method of producing delustered polyacrylonitrile fibers A method for obtaining delustered polyacrylonitrile fibers, wherein fibers are formed from a spinning solution, that is, being a mixture of two copolymer solutions, one of them being polyacrylonitrile and the other a ter grafted copolymer of acrylonitrile... | 02/08/1977 |
| 3969305 | Method of making an acrylic spinning solution The method of making an acrylic spinning solution wherein a wet acrylonitrile-containing polymer is mixed with a solvent for the polymer to form a slurry, the slurry then being heated under pressure to obtain a polymer solution wherein the polymer is in s... | 07/13/1976 |
| 3969301 | Polytetramethyleneether polyurethane adhesive composition A polyurethane composition which is the reaction product of (a) 4,4'-methylenebis(phenyl isocyanate), (b) tolylene diisocyanate, (c) 1,4-butanediol and (d) polytetramethyleneether glycol having a number average molecular weight of about 600-2100; the mole... | 07/13/1976 |
| 3968186 | Adhesive compositions Adhesive compositions based on 2-cyanoacrylate monomers in which viscosity is controlled by dissolved copolymers of an alkyl-2-cyanoacrylate and a styrene.... | 07/06/1976 |
| 3966666 | Continuous process for preparing a spinning solution of acrylic polymers Continuous process for preparing a spinning solution of acrylic polymeric material. Process utilizes acrylic polymers obtained in a bulk polymerization slurry, and comprises adding a solvent such as dimethylacetamide to the slurry in such quantity as to b... | 06/29/1976 |
| 3939134 | Catalytic process for preparing polymers and copolymers of acrylonitrile A method of polymerizing acrylonitrile monomer or copolymerizing a mixture of acrylonitrile monomer and further ethylenically unsaturated monomer copolymerizable therewith which comprises contacting in an aqueous medium the monomer of mixture of monomers ... | 02/17/1976 |
