| 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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| 10/08/1991 | CA1290492C Contact lens material |
| 10/03/1991 | CA2017505A1 Dispersions for coatings without external crosslinking agents |
| 10/01/1991 | US5053448 Emulsion polymerizing acid moiety-containing monomer and ethyleneically unsaturated monomer, adding amino moiety containing monomer |
| 09/25/1991 | EP0448166A2 Polymer compositions |
| 09/22/1991 | CA2038634A1 Polymer compositions |
| 09/19/1991 | WO1991013919A1 Radiation-curable liquid composition |
| 09/17/1991 | CA1289286C Casting resins based upon acrylic-acid esters |
| 09/11/1991 | EP0445216A1 Temporary coating for spray booths |
| 09/04/1991 | EP0444354A2 Hollow acid-free acrylate polymeric microspheres having multiple small voids |
| 09/03/1991 | US5045617 Shampoo, hair conditioner |
| 09/03/1991 | US5045573 Photoinitiators for photopolymerization of unsaturated systems |
| 08/28/1991 | CA2032766A1 Hollow acid-free acrylate polymeric microspheres having multiple small voids |
| 08/20/1991 | CA1287945C Preparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paper |
| 08/06/1991 | US5037927 Modified n-vinylformamide copolymer having reduced viscosity |
| 08/06/1991 | CA1287440C Particulate hydroperoxidized poly-n-vinyl lactam, its preparation and usethereof |
| 08/06/1991 | CA1287439C Mixtures containing di- or polycyanate compounds and substituted bicyclo¬2.2.1| hept-5-ene-2,3- dicarboxylic acid imides and their use |
| 07/30/1991 | US5035812 Vinyl and acrylic copolymers, fluid loss additives for drilling muds, retention agents for cements, mortars |
| 07/25/1991 | WO1991009067A3 Dispersion and/or grinding agent for aqueous mineral suspensions with a zeta potential close to zero, aqueous suspensions containing same, and applications |
| 07/25/1991 | WO1991009061A3 High-temperature oil-resistant elastomers |
| 07/20/1991 | WO1991010690A1 Polymerization process and the polymers thereof |
| 07/20/1991 | CA2074094A1 Polymerization process and the polymers thereof |
| 07/17/1991 | EP0436960A1 Cosmetic or pharmaceutical formulations comprising crosslinked carboxylic copolymers useful as thickeners |
| 07/17/1991 | EP0436630A1 Polymer-supported 4-(n-benzyl-n-methylamino)pyridine catalyst and process for same. |
| 07/10/1991 | EP0435932A1 4-(n-benzyl-n-methylamino)pyridine acid salts and use in preparation of polymer-supported catalysts |
| 06/27/1991 | DE3942592A1 Loesliche vernetzbare copolymerisate auf der basis von vinylester-, vinyaromat- und acrylatmonomeren, verfahren zu ihrer herstellung sowie ihre verwendung in beschichtungsmitteln Soluble crosslinkable copolymers of vinyl ester on a test basis, vinyaromat- and acrylate monomers, process for their production and their use in coating compositions |
| 06/26/1991 | EP0434438A2 Hydrolytically degradable hydrophilic gels and the method for preparation thereof |
| 06/23/1991 | WO1991009888A1 Soluble cross-linkable copolymers based on vinyl ester, vinyl aromat and acrylate monomers, process for their production and their use in coatings |
| 06/21/1991 | WO1991009067A2 Dispersion and/or grinding agent for aqueous mineral suspensions with a zeta potential close to zero, aqueous suspensions containing same, and applications |
| 06/21/1991 | CA2070636A1 Dispersing and/or grinding agent for mineral aqueous suspensions with a zeta potential near zero; aqueous suspensions containing said agent and their uses |
| 06/19/1991 | EP0433046A2 Polymer-type polymerization initiator |
| 06/15/1991 | WO1991009061A2 High-temperature oil-resistant elastomers |
| 06/15/1991 | CA2071642A1 High temperature oil-resistant elastomers |
| 06/04/1991 | US5021525 Process for the manufacture of polymers |
| 05/30/1991 | WO1991007449A1 Polymers for photographic elements |
| 05/28/1991 | US5019246 Frothing procedure using polymeric sulfide mineral depressants |
| 05/21/1991 | US5017667 Low temperature process, copolymerization with noncoupling monomer, color photography |
| 05/14/1991 | US5015711 Thickening agent which modifies the rheological characteristics of charged and/or pigmented, white or colored aqueous compositions |
| 05/14/1991 | US5015708 Precipitation polymerization of terpolymers of a vinyl lactam, a polymerizable carboxylic acid and a hydrophobic monomer in an aliphatic hydrocarbon solvent |
| 05/14/1991 | US5015706 Polymer-supported 4-(N-benzyl-N-methylamino)pyridine catalyst and process for same |
| 05/02/1991 | EP0425305A2 Radiation curable cladding compositions |
| 05/02/1991 | EP0424751A2 Copolymers based on ethylenic unsaturated monomers containing urethane groups, process for their preparation and their use |
| 04/30/1991 | US5011895 Monomers are soluble in solvent while copolymer product is insoluble; controlling exothermic heat of reaction |
| 04/30/1991 | CA1283748C Vinylamine copolymer, flocculating agent and paper strength increasingagent using the same, as well as process for producing the same |
| 04/27/1991 | CA2026628A1 Radiation curable cladding compositions |
| 04/24/1991 | EP0423438A2 Amine/propylene copolymers |
| 04/24/1991 | EP0423314A1 Casting of gradient gels |
| 04/22/1991 | CA2028041A1 Copolymers based on ethylenically unsaturated monomers and containing urethane groups, processes for their preparation and their use |
| 04/18/1991 | WO1990009013A3 Germicidal barriers |
| 04/17/1991 | EP0320512B1 Process for making paper |
| 04/09/1991 | US5006622 Polymer compositions for contact lenses |
| 03/27/1991 | EP0418721A2 Process of preparation of copolymers clear in water |
| 03/26/1991 | US5002587 Copolymers which are water-soluble or dispersible in water, their preparation and use |
| 03/23/1991 | CA2025043A1 Preparation of copolymers which form clear aqueous solutions |
| 03/20/1991 | EP0417901A2 Abrasion resistant ionomer film |
| 03/20/1991 | EP0417564A2 UV-curable copolymers |
| 03/13/1991 | EP0371105A4 Antithrombogenic and antibiotic compositions and methods of preparation thereof |
| 03/12/1991 | CA2021957A1 Abrasion resistant ionomeric film |
| 03/12/1991 | CA1281490C Hydrogel polymers |
| 03/10/1991 | CA2024862A1 Ultraviolet crosslinkable copolymers |
| 02/27/1991 | EP0414103A2 Copolymers based on olefinic unsaturated radical ring-opening ketene derivatives |
| 02/19/1991 | US4994536 Thermally stable bisimido copolymerizates |
| 02/05/1991 | US4990582 Wettable, oxygen permeable resistant to protein deposits |
| 02/04/1991 | WO1991002013A1 Biscitraconimide copolymers with olefinically unsaturated materials |
| 02/04/1991 | CA2064466A1 Biscitraconimide copolymers with olefinically unsaturated materials |
| 01/29/1991 | US4988787 Alternating copolymers, a process for their preparation, and a method of use thereof |
| 01/22/1991 | WO1991001336A1 Polymeric thickeners and methods of producing the same |
| 01/22/1991 | CA2063423A1 Polymeric thickeners and methods of producing the same |
| 01/16/1991 | EP0408292A2 Vinyl copolymer and adsorbent for microorganisms |
| 01/16/1991 | EP0407932A2 UV light-absorbing skin-protecting composition |
| 01/15/1991 | US4985559 Used for Contact and Intraocular Lenses; Phenothiazine (Meth)acrylates or (Meth)acrylamide derivatives |
| 01/10/1991 | WO1991000302A1 Precipitation polymerization of vinyl lactam terpolymers |
| 01/02/1991 | EP0406161A2 Fluorine and/or silicone containing poly(alkylene-oxide)-block copolymers and contact lenses thereof |
| 01/01/1991 | US4981933 Azlactone copolymers |
| 01/01/1991 | US4981557 Acrylamide or ester type cationic polymer |
| 12/27/1990 | EP0275255B1 Soluble acrylic copolymer containing carboxyl groups, its production process and coating agent on the basis of this acrylic copolymer |
| 12/25/1990 | US4980435 Process for producing terpolymers of alkyl acrylates or methacrylates, an olefinically unsaturated homo or heterocyclic-nitrogen compound and an allyl acrylate or methacrylate or perfluoroalkyl ethyl acrylates or methacrylates |
| 12/20/1990 | CA2019177A1 Fluorine and/or silicone containing poly(alkylene-oxide)-block copolymers and contact lenses thereof |
| 12/19/1990 | EP0403325A2 Diallyloxyacetic acid and its basic additon salts, its preparation process and its application as a reticulating agent |
| 12/19/1990 | EP0402563A1 Hydrosoluble polymers, process for their preparation and their use as dispersing agents in suspensions of solid materials |
| 12/18/1990 | US4978427 Water-soluble copolymers containing vinylamine units as wet strength and dry strength agent for paper |
| 12/12/1990 | EP0402334A2 Ultraviolet light curable composition and an optical disk base plate incorporating the composition |
| 12/12/1990 | EP0401625A2 Alternating copolymers, process for their preparation and their use |
| 12/12/1990 | EP0235177B1 Process for producing high molecular weight vinyl copolymers |
| 12/11/1990 | US4977059 Block polymers |
| 12/09/1990 | CA2017986A1 Alternating copolymers, a process for their preparation, and a method of use thereof |
| 11/27/1990 | US4973649 Novel hindered diamine/imido prepolymers |
| 11/27/1990 | CA1277090C Heat-curable mixtures containing substituted bicyclo[2.2.1]-hept-5-ene-2,3-dicarboximides and polymaleimides |
| 11/20/1990 | US4971424 Optical fibers containing fluorinated amide monomer with ethylenically unsaturated crosslinking monomer |
| 11/15/1990 | WO1990013577A1 Process for preparing substantially pure high molecular weight vinyl lactam-quaternized acrylamide copolymers |
| 11/14/1990 | WO1990014314A1 Use of water-soluble copolymerizates obtained from monoethylenically unsaturated carboxylic acids and vinylimidazole (derivatives) as water-softening agents |
| 11/14/1990 | CA2051678A1 Use of water-soluble copolymers of monoethylenically unsaturated carboxylic acids and vinylmidazoles or derivatives thereof for water treatment |
| 11/07/1990 | EP0396376A1 Polymerizable dye |
| 11/06/1990 | US4968806 Crosslinked polymer of vinyl derivative with styrene |
| 11/06/1990 | US4968562 Hollow acid-free acrylate polymeric microspheres having multiple small voids |
| 11/02/1990 | WO1990013813A1 Casting of gradient gels |
| 11/02/1990 | CA2031530A1 Casting of gradient gels |
| 11/01/1990 | CA2014353A1 Process for preparing substantially pure high molecular weight vinyl lactam-quaternized acrylamide copolymers |
| 10/31/1990 | EP0394400A1 Polymer supersurfactants for protein resistance and protein removal. |
| 10/30/1990 | US4966938 Allyl thiourea polymer with surface-modifying agent |
| 10/30/1990 | US4966923 Containing (meth)alkyl substituted bicyclo(2.2.1)hep-5-ene-2,3-dicarboxylic acid imide and acrylated ester |