| Patents for C08F 226 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen (4,485) |
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| 12/04/1997 | WO1997045517A1 Use of water-soluble copolymers containing n-vinyl imidazole units as colour transfer inhibitors in detergents |
| 12/04/1997 | DE19621509A1 Verwendung von wasserlöslichen, N-Vinylimidazol-Einheiten enthaltenden Copolymerisaten als Farbübertragungsinhibitoren in Waschmitteln Use of water-soluble N-vinylimidazole units containing copolymers as dye transfer inhibitors in detergents |
| 12/03/1997 | EP0809619A1 Method for inhibiting hydrate formation |
| 12/02/1997 | US5693680 Polyvinylpyridinium anion-exchangers for recovery of technetium and plutonium anions |
| 11/25/1997 | CA2016824C Water-soluble copolymers, a process for their preparation and their use as fluidizers in suspensions of solid matters |
| 11/20/1997 | WO1997043325A1 Acrylic polymer compounds |
| 11/20/1997 | CA2253922A1 Acrylic polymer compounds |
| 11/19/1997 | EP0807268A1 Crosslinked tinted polymers |
| 11/19/1997 | EP0695298B1 Uv-absorbing benzotriazoles having a styrene group |
| 11/18/1997 | US5688858 Dispersant |
| 11/12/1997 | EP0805671A1 Water-based, hair care products containing homogeneous terpolymers having both hair styling and conditioning properties |
| 11/11/1997 | US5686024 Diallyldialkylammonium salt, unsaturated amide, oxyalkylated acrylate |
| 11/06/1997 | WO1997041164A1 Non-thrombogenic and anti-thrombogenic polymers |
| 11/05/1997 | CN1163900A Preparation of water-soluble copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer |
| 11/04/1997 | US5684105 Process for providing homogeneous copolymers of vinylpyrrolidone and 3-dimethylaminopropyl methacrylamide (DMAPMA) which form clear aqueous solutions having high cloud points |
| 11/04/1997 | US5684059 Fluorine containing soft contact lens hydrogels |
| 10/30/1997 | WO1997040078A1 Thermoreversible hydrogels comprising non-crosslinked copolymers and their use in electrophoresis |
| 10/30/1997 | DE19710192A1 Film forming resins for hair cosmetic products, especially styling agents |
| 10/28/1997 | US5681912 For papermaking |
| 10/21/1997 | US5679738 Aqueous polymeric emulsions incorporating polymerized units of michael adducts of N-vinylformamide |
| 10/15/1997 | EP0800540A1 Homogeneous terpolymers of vinyl pyrrolidone, a quaternary ammonium monomer and a hydrophobic monomer |
| 10/15/1997 | EP0731813B1 Polymers of alkyl-1-vinylimidazoles |
| 10/14/1997 | US5677405 Homopolymers and copolymers of cationically polymerizable monomers and method of their preparation |
| 10/14/1997 | US5677384 Grafted polyamidoamines and grafted polyethyleneimines, preparation thereof, and use thereof as detergent additives |
| 10/02/1997 | WO1997035897A1 Novel polymeric sulfide mineral depressants |
| 10/01/1997 | EP0797618A1 Color stabilization of aqueous heterocyclic copolymer |
| 09/30/1997 | US5672731 N-vinylformamide/alkyl acrylate Michael adducts |
| 09/30/1997 | US5672704 Ultraviolet radiation stabilizers |
| 09/24/1997 | EP0796087A1 Low voc hair spray resin compositions containing homogeneous terpolymers of vinyl pyrrolidone, vinyl caprolactam and 3-(n-dimethylaminopropyl) methacrylamide |
| 09/24/1997 | CN1159950A Bioadhesive pharmaceutical composition for controlled release of active principles |
| 09/23/1997 | US5670550 Ion exchanging |
| 09/17/1997 | EP0795567A2 Process for preparing hydrosoluble copolymers of at least one hydrosoluble n-vinyllactam and at least one hydrophobic comonomer |
| 09/13/1997 | CA2199054A1 Preparation of water-soluble copolymers of at least one water-soluble n-vinyllactam and at least one hydrophobic comonomer |
| 09/02/1997 | US5663261 Film-forming resin and hair care cosmetic containing the same |
| 09/02/1997 | US5663258 Strongly swellable, moderately crosslinked copolymers of vinylpyrrolidone and vinyl acetate |
| 09/02/1997 | US5663257 Alkenyl-substituted bisnadimides, process for manufacturing the same, process for curing the same, and adhesives and coating materials utilizing the same |
| 09/02/1997 | CA2075903C Soluble cross-linkable copolymers based on vinyl ester, vinyl aromat and acrylate monomers, process for their production and their use in coatings |
| 08/28/1997 | WO1997031041A1 Strongly swellable, moderately cross-linked copolymers of vinylpyrrolidone and vinyl acetate |
| 08/28/1997 | WO1997019702A3 Powdery iodine complexes |
| 08/27/1997 | EP0791020A1 Absorbent material |
| 08/27/1997 | EP0791019A1 Cationic polymer |
| 08/20/1997 | EP0789586A1 Compounds for the prevention and treatment of helminth infections |
| 08/19/1997 | US5659047 Polyfluoroalkylthiopoly (ethylimidazolium) compounds, preparation process and their use as biocidal agents |
| 08/14/1997 | WO1997029139A1 Polymerizable composition of vinylpyrrolidone and vinyl caprolactam |
| 08/05/1997 | US5654385 One-step process for making lightly-crosslinked polyvinylpyrrolidone hydrogel |
| 08/05/1997 | CA1339238C Hydrolysis resistant vinyl lactam amino acrylamide polymers |
| 07/29/1997 | CA1339180C Dispersant |
| 07/24/1997 | WO1997026288A1 Thermoreversible hydrogels comprising linear copolymers and their use in electrophoresis |
| 07/24/1997 | CA2243601A1 Thermoreversible hydrogels comprising linear copolymers and their use in electrophoresis |
| 07/23/1997 | CN1155205A Method for open-close of picture reading equipment and detecting element feed unit |
| 07/16/1997 | EP0644904B1 Supports having azlactone-functional surfaces, adduct supports, and methods of preparing same |
| 07/15/1997 | US5648442 Zwitterionic polymers |
| 07/10/1997 | WO1997024383A1 Diene rubber, process for the preparation of the same and composition containing the same |
| 07/09/1997 | EP0723559B1 Acrylamido functional disubstituted acetyl aryl ketone photoinitiators |
| 07/02/1997 | EP0781787A2 Heavy metal ions-polymer complexes and their use for selective removal of compounds from liquids |
| 07/02/1997 | EP0781550A1 Bioadhesive pharmaceutical composition for the controlled release of active agents |
| 06/26/1997 | WO1997022640A1 Aqueous dispersion of a surface active polymer |
| 06/25/1997 | EP0611367B1 Novel uv curable crosslinking agents useful in copolymerization |
| 06/18/1997 | EP0779272A1 N-Vinylformamidopropionates, process for their synthesis and their use as chain extenders and crosslinking agents |
| 06/11/1997 | EP0665875B1 Use of vinylpyrrolidone and vinylimidazole copolymers as washing agent additives and process for producing the same |
| 06/10/1997 | US5637726 Eyeglasses; contact lenses |
| 06/05/1997 | WO1997019922A1 Tetramethylpiperidine-containing copolymers |
| 06/05/1997 | WO1997019702A2 Powdery iodine complexes |
| 06/05/1997 | DE19544449A1 Pulverförmige Iod-Komplexe Powdered iodine complexes |
| 06/05/1997 | DE19544404A1 Tetramethylpiperidinhaltige Copolymere Tetramethylpiperidinhaltige copolymers |
| 06/03/1997 | US5635169 Soluble copolymers for hair cosmetics |
| 05/28/1997 | EP0775165A1 Dadmac/vinyl trialkoxysilane copolymers and their use in wastewater treatment |
| 05/28/1997 | EP0739366A4 Reactive diluent for radiation curing of film-forming polymers |
| 05/28/1997 | EP0694045B1 Crosslinked absorbent pressure sensitive adhesive and wound dressing |
| 05/20/1997 | US5631337 Thermoreversible hydrogels comprising linear copolymers and their use in electrophoresis |
| 05/14/1997 | EP0772467A1 Hydrophilic coating material for intracorporeal use |
| 05/14/1997 | EP0513300B1 Quaternary crosslinked allylammoniumpolymers, preparation and use thereof |
| 05/13/1997 | US5629385 Antiscale agents |
| 05/13/1997 | US5629133 Polyethersiloxane block copolymer |
| 05/06/1997 | US5627151 Use of vinylpyrrolidone copolymers as detergent additives, novel polymers of vinylpyrrolidone, and preparation thereof |
| 05/06/1997 | US5626836 Low VOC hair spray compositions containing terpolymers of vinyl pyrrolidone, vinyl caprolactam and 3-(N-dimethylaminopropyl) methacrylamide |
| 04/29/1997 | CA2023298C Process for the preparation of a new polymer useful for drag reduction in hydrocarbon fluids in exceptionally dilute polymer solutions |
| 04/09/1997 | CN1147267A Polymerisable composition and use thereof |
| 03/20/1997 | WO1997010387A1 Paper sizing polymeric enhancer, compositions, sized paper and method of use |
| 03/19/1997 | EP0763522A1 N-vinylformamide/alkyl acrylate michael adducts |
| 03/19/1997 | CN1145371A Soluble copolymers for hair cosmetics |
| 03/12/1997 | EP0762149A2 Water-absorptive soft ocular lens material, water-absorptive soft ocular lens shaped product made thereof, water-absorptive soft ocular lens made thereof and process for its production |
| 03/11/1997 | US5609865 Substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications |
| 03/05/1997 | EP0698046B1 Homopolymers and copolymers of 1-vinylimidazole, method of producing them and their use |
| 02/19/1997 | EP0758361A1 Polymerisable compositon and the use thereof |
| 02/19/1997 | EP0476117B1 Thermoreversible heat-thickening polyacrylamides |
| 02/18/1997 | US5604275 Color stabilized aqueous n-vinyl heterocyclic copolymer solutions |
| 02/18/1997 | US5604264 Polyvinylpyridinium anion-exchangers for recovery of technetium and plutonium anions |
| 02/12/1997 | EP0757998A2 High-flow concrete additive and concrete material containing the additive |
| 02/09/1997 | CA2182820A1 High-flow concrete additive and concrete material containing the additive |
| 02/04/1997 | US5599898 Insoluble, only slightly swellable polymers containing amino groups, their preparation and their use |
| 01/30/1997 | WO1997003099A1 Branched polyammonium compounds of high molecular weight and processes for producing said compounds |
| 01/28/1997 | US5597858 Hydrophobically associating dispersants used in forming polymer dispersions |
| 01/28/1997 | CA2182146A1 Water and oil repellent composition, treating method therewith and copolymer |
| 01/23/1997 | DE19622934A1 Polymer having vinyl amide unit |
| 01/23/1997 | DE19622933A1 Inhibiting formation of clathrate hydrate(s) in petroleum fluid |
| 01/22/1997 | EP0678201B1 Lithographic printing plates with photoreactive polymeric binders |
| 01/15/1997 | EP0667874B1 Insoluble, slightly-swelling polymers with amino groups, process for making them and their use |
| 01/09/1997 | DE19524867A1 Verzweigte Polyammoniumverbindungen mit hohem Molekulargewicht und Verfahren zu ihrer Herstellung Branched polyammonium compounds with high molecular weight and processes for their preparation |
| 01/07/1997 | US5591799 Aqueous emulsion materials containing copolymerized vinyl amide monomers and hydrolysis products thereof |