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| Number | Title | Issue Date |
| 7396882 | Styrene-free unsaturated polyester resin compositions Styrene-free unsaturated polyester resin compositions are provided which have low volatile organic compounds and hazardous air pollutants emissions when these resin compositions are used in open molding applications. A process for the manufacture of these resin comp... | 07/08/2008 |
| 7270889 | Tackified amorphous-poly-alpha-olefin-bonded structures A bonded structure including one or more substrates bonded together with a tackified amorphous poly-alpha-olefin adhesive composition. One method of making such a bonded structure is carried out by applying a tackified amorphous poly-alpha-olefin adhesive compositio... | 09/18/2007 |
| 7261880 | Methods of treating Syndrome X with aliphatic polyamines The invention relates to a method for treating Syndrome X, or inhibiting the onset of symptoms of Syndrome X in a patient, and includes administering a therapeutically effective amount of a salt of at least one alkylated and cross-linked polymer, or a copolymer ther... | 08/28/2007 |
| 7223827 | Water control in a subsurface formation A composition and a method of using the composition to adjust the permeability of a subsurface formation is disclosed. The composition is a water insoluble gel made by cross linking a water soluble polymer. The water soluble polymer is made by polymerizing a precurs... | 05/29/2007 |
| 7094724 | Catalytic solid supported on calcined hydrotalcite for olefinic polymerisation Catalyst solid for olefin polymerization comprising A) at least one calcined hydrotalcite and B) at least one organic transition metal compound, and also a catalyst system comprising the catalyst solid, the use of the catalyst sol... | 08/22/2006 |
| 7087654 | Ion exchange and electrochemical methods and devices employing one-step quaternized and polymerized anion selective polymers The invention provides ion exchange and electrochemical methods and devices employing anion exchange polymers produced by substantially simultaneous quaternization and polymerization reactions. Anion selective polymers are produced in accordance with the invention b... | 08/08/2006 |
| 7048917 | Fat-binding polymers The present invention relates to a method for treating obesity, a method for reducing the absorption of dietary fat, and a method for treating hypertriglyceridemia in a patient and to particular polymers for use in the methods or in a manufacture of a medicament. Th... | 05/23/2006 |
| 6867267 | Petroleum resins and their production with BF3 catalyst Petroleum resins are produced using a supported BF3 cocatalyst complex. Preferably the cocatalyst is organic such as an alcohol or a carboxylic acid. Use of the catalyst in supported form together with the cocatalyst enables control over both Bronsted and... | 03/15/2005 |
| 6858686 | Process for obtaining a polyisoprene with a high cis-1,4 linkage content The present invention relates to a process for obtaining a polyisoprene having a high cis-1,4 linkage content, from a steam-cracked C5 naphtha fraction enriched with isoprene. The process of the present invention comprises reacting a steam-cracked C5 naphtha fractio... | 02/22/2005 |
| 6855747 | Method of producing ion sensitive film for ion sensor There is disclosed a method of easily producing a long-lived ion sensitive film having excellent durability and used in an ion sensor. The method starts with preparing a monomer mixture consisting chiefly of monomer units including a functional group and a second gr... | 02/15/2005 |
| 6838534 | Catalytic system and process for the preparation of elastomers by means of this system The present invention provides a catalytic system that can be used to prepare by polymerization diene elastomers comprising polyisoprenes and polybutadienes. The invention also provides a process for the preparation of the catalytic system and to a process using the... | 01/04/2005 |
| 6784249 | Rubbery polymer There is a need for polymers that offer a high level of heat and ultraviolet light resistance. It is particularly critical for polymers that are utilized in making skin compounds for automotive instrument and door panels to display excellent heat and ultraviolet lig... | 08/31/2004 |
| 6646051 | Polypropylene fibres A polypropylene fibre including a polypropylene blend comprising up to 15% by weight of sPP at least 10% by weight of a first isotactic polypropylene produced by a metallocene catalyst, and optionally a second isotactic polypropylene produced by a Ziegler... | 11/11/2003 |
| 6646067 | Petroleum resins and their production with BF3 catalyst Petroleum resins are produced using a supported BF3 cocatalyst complex. Preferably the cocatalyst is organic such as an alcohol or a carboxylic acid. Use of the catalyst in supported form together with the cocatalyst enables control over both B... | 11/11/2003 |
| 6613854 | Process for synthesizing tackifier resin This invention is based upon the unexpected discovery that the reactivity of the most important monomers commonly used in synthesizing tackifier resins with aluminum halide catalysts can be enhanced by conducting the polymerization in the presence of an a... | 09/02/2003 |
| 6605680 | Low color, aromatic modified C5 hydrocarbon resins Low color, aromatic modified C5 hydrocarbon resins are disclosed. The resins are predominantly an aromatic modified piperylene resin. The resins are useful as tackifiers in hot melt adhesives and hot melt pressure sensitive adhesives.... | 08/12/2003 |
| 6596831 | Anionic vinyl/dicarboxylic acid polymers and uses thereof Biodegradable anionic polymers are disclosed which include recurring polymeric subunits preferably made up of vinylic and dicarboxylic monomers such as vinyl acetate or vinyl alcohol and maleic anhydride, itaconic anhydride or citraconic anhydride, or com... | 07/22/2003 |
| 6566475 | Stress cracking-resistant cycloolefin copolymer composition The present invention relates to a polymer composition comprising one or more cycloolefin copolymers and one or more suitably formulated additives, having improved resistance to stress cracking in air or else in contact with media which give rise to stres... | 05/20/2003 |
| 6479598 | Petroleum resins and their production with BF3 catalyst Petroleum resins are produced using a supported BF3 cocatalyst complex. Preferably the cocatalyst is organic such as an alcohol or a carboxylic acid. Use of the catalyst in supported form together with the cocatalyst enables control over both B... | 11/12/2002 |
| 6458902 | Process for producing hydrogenated C9 petroleum resin and hydrogenated C9 petroleum resin obtained by the process Disclosed is a process for preparing a hydrogenated C9 petroleum resin, the process comprising hydrogenating a C9 petroleum resin obtained by polymerizing polymerizable monomers of a C9 fraction using a non-phenolic Friede... | 10/01/2002 |
| 6455652 | Aromatic modified crude C5 based resins This invention relates to novel resins, blends of the novel resins with base polymers and a process for producing a resin comprising combining a reactor feed blend comprising: (a) at least 2 weight % of isoprene, (b) at least 2 weight % of one or more of dicyc... | 09/24/2002 |
| 6410672 | Ion exchange and electrochemical methods and devices employing one-step quaternized and polymerized anion selective polymers The invention provides ion exchange and electrochemical methods and devices employing anion exchange polymers produced by substantially simultaneous quaternization and polymerization reactions. Anion selective polymers are produced in accordance with the ... | 06/25/2002 |
| 6403743 | Petroleum resins and their production with supported catalyst Petroleum resins are produced by using a supported halide based Lewis acid polymerization catalyst wherein the Lewis acid is chemically bound to the support and free hydrogen halide and/or alkane formed by the reaction of the Lewis acid with the support h... | 06/11/2002 |
| 6384154 | Preparation of halogen-free, reactive polyisobutene A process for preparing halogen-free, reactive polyisobutene having a terminal double bond content of more than 60 mol % and an average molecular weight Mn of 800-3000 dalton by cationic polymerization in the liquid phase of isobutene over an a... | 05/07/2002 |
| 6333370 | Binder for coating composition A binder for a coating composition is obtainable as the reaction product of a carboxyl-terminated fatty acid ester with an ethylenically unsaturated carboxylic acid and an ethylenically unsaturated carboxylic acid ester. The carboxylic fatty acid ester is... | 12/25/2001 |
| 6316567 | Polymeric resinous material derived from limonene, dicyclopentadiene, indene and alpha-methyl styrene The present application relates to polymeric resinous material comprising (1) from 5 to 70 weight percent units derived from limonene; (2) from 5 to 70 weight percent units derived from dicyclopentadiene; (3) from 5 to 45 weight percent units derived from indene; and (4... | 11/13/2001 |
| 6310154 | Solid acids as catalysts for the preparation of hydrocarbon resins Solid acids are used as catalysts for the polymerization of a feed stream containing at least one of pure monomer, C5 monomers, and C9 monomers to produce hydrocarbon resins. Freely-associated water may be removed from the solid acid catalyst prior to use... | 10/30/2001 |
| 6300444 | Process for producing butene polymer It is possible to produce butene polymer at high yield, which polymer contains 80 mol % or more of polymer molecules having terminal vinylidene structure and being low in the content of residual organic fluorine by a process comprising Step (I) to polymer... | 10/09/2001 |
| 6281317 | Polymeric dimethyl-dicyclopentadiene/limonene resin This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins comprise the polymers which result from the pol... | 08/28/2001 |
| 6281309 | Flourinated solid acids as catalysts for the preparation of hydrocarbon resins Fluorinated solid acids and supported fluorinated solid acids are used as catalysts for the polymerization of a feed stream containing at least one of pure monomer, C5 monomers, and C9 monomers to produce hydrocarbon resins. Freely-associated water may be... | 08/28/2001 |
| 6274685 | Polymeric resinous material derived from limonene, dicyclopentadiene and tertiary-butyl styrene The present application relates to polymeric resinous material comprising (1) from 15 to 39 weight percent units derived from limonene; (2) from 15 to 39 weight percent units derived from dicyclopentadiene; and (3) from 46 to 70 weight percent units derived from tertiar... | 08/14/2001 |
| 6242550 | Polymeric dimethyl- dicyclopentadiene/limonene resin This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins comprise the polymers which result from the pol... | 06/05/2001 |
| 6232418 | Process for the production of an aromatic modified resin based on crude C5 This invention relates to novel resins, blends of the novel resins with base polymers and a process for producing a resin comprising combining a reactor feed blend comprising: (a) at least 2 weight % of isoprene, (b) at least 2 weight % of one or more of dicyc... | 05/15/2001 |
| 6225424 | Polyethylene resin as a material of a container for a high purity chemical, and a container for a high purity chemical made thereof This invention aims at providing a polyethylene resin suitably used as a material of the container for a high purity chemical, which permits substantially no transference of fine particles and dissolution of metals into the chemical being minimized. This ... | 05/01/2001 |
| 6221990 | Polymeric resinous material derived from limonene, dicyclopentadiene and tertiary-butyl styrene The present application relates to polymeric resinous material comprising (1) from 15 to 39 weight percent units derived from limonene; (2) from 15 to 39 weight percent units derived from dicyclopentadiene; and (3) from 46 to 70 weight percent units derived from tertiar... | 04/24/2001 |
| 6172146 | Hot-melt composition and a modified aromatic petroleum resin used therefor A hot melt composition comprising a specific ratio of: (a) an ethylene copolymer resin; (b) a modified aromatic petroleum resin having a specific weight-average molecular weight and produced by copolymerization using a Friedel-Crafts catalyst from a speci... | 01/09/2001 |
| 6133386 | Metal oxide solid acids as catalysts for the preparation of hydrocarbon resins Metal oxide solid acids are used as catalysts for the polymerization of a feed stream containing at least one of pure monomer (e.g., styrene based monomers), C5 monomers, and C9 monomers to produce hydrocarbon resins. Freely-associated water may be remove... | 10/17/2000 |
| 6129910 | Water-insoluble noncrosslinked bile acid sequestrants The present invention relates to a method for sequestering bile acids in a patient and to particular polymers for use in the method. The method comprises the step of orally administering to a mammal, such as a human, a therapeutically effective amount of ... | 10/10/2000 |
| 5929184 | Hydrophilic nonamine-containing and amine-containing copolymers and their use as bile acid sequestrants The present invention relates to polymer compositions and methods of using said compositions for sequestering bile acids in a patient. The polymer compositions of this invention comprise a copolymer characterized by one or more hydrophilic nonamine-contai... | 07/27/1999 |
| 5705577 | Dilute process for the polymerization of ethylene/-olefin copolymer using metallocene catalyst systems An improved process for the copolymerization of ethylene and -olefins utilizing highly dilute -olefin feedstreams to effect high conversions and catalyst productivities. The instant invention is particularly adaptable to copolymerizing the &... | 01/06/1998 |
