Patents
Patents for C08L 39 - Compositions of homopolymers or 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; Compositions of derivatives of such polymers (2,689)
08/1991
08/14/1991DE4015494C1 Easily charged nickel-cadmium accumulator - has cathode or electrolyte filled with expander of polyvinyl pyrrolidone
07/1991
07/31/1991EP0438744A1 Use as water-treating agents of hydrosoluble copolymers based on monoethylenic and N-vinylamides
07/25/1991DE4001808A1 Water sol co-polymer for water treatment - from unsatd. carboxylic acid and vinyl:amide deriv.
07/24/1991EP0437624A1 Testing device for bodily fluid
07/24/1991CA2034655A1 Water treatment with water-soluble copolymers based on ethylenically unsaturated carboxylic acids
07/17/1991EP0340307A4 Composition of polymer diffusion matrix for transdermally introducing pharmaceutical substances
07/03/1991EP0435649A1 Polyoxymethylene composition
07/02/1991US5028395 Active chemical sensor with optical fiber and its production process
05/1991
05/07/1991US5013769 Method of making a hydrogel-forming wound dressing or skin coating material
05/02/1991WO1991005574A1 Hydrogel-forming wound dressing or skin coating material
04/1991
04/23/1991US5009824 Process for preparing an asymmetrical macroporous membrane polymer
04/17/1991EP0422576A2 Alloys with a glass transition temperature
04/17/1991EP0320512B1 Process for making paper
04/02/1991US5004783 For films, membranes, vapor barriers; radiation transparent, packaging
03/1991
03/26/1991US5002792 Process for making biomedical devices utilizing thermoplastic hydrophilic gels
03/13/1991EP0371105A4 Antithrombogenic and antibiotic compositions and methods of preparation thereof
03/13/1991EP0305447A4 Improved insoluble vinyl lactam clarifiers
02/1991
02/21/1991WO1991002249A1 Water-disintegrable material and testing member for bodily fluid prepared therefrom
01/1991
01/30/1991EP0410851A1 Fiberoptic active chemical sensor and fabrication method of the same
01/30/1991CN1048868A Shelf stable fast-cure equeous coating
01/30/1991CN1048863A Polymer base blend compositions containing destructurized starch
01/23/1991EP0409783A2 Polymer base blend compositions containing destructurized starch
01/23/1991EP0409459A2 Aqueous coating compositions
01/22/1991US4987182 Hydrophilic polyvinybutyral alloys
01/21/1991CA2021590A1 Active chemical sensor with optical fibre and its production process
01/19/1991CA2020893A1 Polymer base blend compositions containing destructurized starch
01/16/1991CN1048551A Polymer base blend compositions containing destructurized starch
01/16/1991CN1048549A Polymer base blend compositions containing destructurized starch
01/15/1991US4985504 Styrene polymer, heterocyclic acrylate polymer
01/09/1991EP0407350A2 Polymer base blend compositions containing destructurized starch
01/07/1991CA2020150A1 Polymer base blend compositions containing destructurized starch
12/1990
12/27/1990EP0404728A2 Polymer base blend compositions containing destructurized starch
12/22/1990CA2019084A1 Polymer base blend compositions containing destructurized starch
12/12/1990EP0401416A1 Electrically conductive adhesive materials
12/05/1990EP0400808A2 Thermoplastic resin composition
12/04/1990CA1277186C Compositions and a process for preparing water dispersible polymers
11/1990
11/07/1990EP0396020A2 Fibrous material from homogeneous alloys of aromatic polyamides and poly-N-vinyl-pyrrolidone, process for their preparation and application
10/1990
10/28/1990CA2015343A1 Thermoplastic resin composition
09/1990
09/19/1990EP0167598B1 Polymer blends containing a polymer having pendant oxazoline groups
09/11/1990CA1274030A1 Polyalkyloxazoline-reinforced acrylic pressure- sensitive adhesive composition
09/04/1990US4954351 Method of producing standardized povidone iodine preparations and such preparations
08/1990
08/30/1990DE3906180A1 Aerosol hairspray composition
08/16/1990EP0382009A1 Semi-permeable membrane made of an homogeneously mixed polymeric alloy
06/1990
06/20/1990EP0373442A2 Copolymers based on tert. butyl acrylate and/or tert. butyl methacrylate
06/19/1990US4935307 Comprising a blend of water absorbing hydrophilic polymer, hydrophobic polymer and polyoxyethylene glycol; transparencies for overhead projectors
06/15/1990CA2003987A1 Copolymer based on tert-butyl acrylate of methacrylate
06/06/1990EP0371105A1 Antithrombogenic and antibiotic compositions and methods of preparation thereof
05/1990
05/01/1990US4921907 Resin composition and multilayered structure
04/1990
04/25/1990EP0365307A2 Transparent coatings for graphic applications
04/24/1990US4920158 Hydrogel-forming wound dressing or skin coating material
04/17/1990US4917921 N-vinylpyrrolidone-2-vinyl-1,3-dithiin copolymer
03/1990
03/21/1990EP0359492A2 Thickened liquids
03/20/1990US4910249 Acrylic polymers
03/14/1990EP0357962A2 Suspension of water-soluble polymers in aqueous media containing dissolved salts
02/1990
02/28/1990EP0356207A2 Blends of high nitrile copolymers and thermoplastic polymers
02/22/1990DE3926970A1 Bohrspuelung und verfahren zum bohren eines bohrloches Drilling fluid and process for drilling a borehole
02/21/1990EP0321474A4 Water soluble complex of a poly(vinylpyrrolidone) copolymer and d-threo-(1,1'-dihydroxy-1-p-nitrophenylisopropyl) dichloroacetamide.
01/1990
01/30/1990CA1264911A1 Elongated molding granules and injection-molding process employing them
01/17/1990EP0350714A2 Tissue immobilization and cell culturing system and method for affixing biologically active moieties to a substrate
01/17/1990EP0350685A2 Moulded blank for optical contacting articles
12/1989
12/06/1989EP0344601A2 Compatible polymer mixtures
11/1989
11/29/1989CN1037522A Acrylic polymers
11/28/1989US4883536 Suspension of water-soluble polymers in aqueous media containing dissolved salts
11/08/1989EP0340976A2 Acrylic polymers
11/08/1989EP0340307A1 Composition of polymer diffusion matrix for transdermally introducing pharmaceutical substances
11/02/1989WO1989010131A1 Antithrombogenic and antibiotic compositions and methods of preparation thereof
11/02/1989EP0339731A1 Hydrophilic polyvinylbutyral alloys
11/02/1989EP0339522A2 By UV-radiation crosslinkable composition for the preparation of adhering coatings
10/1989
10/18/1989EP0337310A1 Poly(vinyl alcohol-vinylamine)copolymers for improved moist compressive strength of paper products
10/17/1989US4874811 Blends with polyvinylpyrrolidone;
10/12/1989EP0304424A4 WATER SOLUBLE COMPLEX OF A POLY(VINYLPYRROLIDONE) COPOLYMER AND -g(a)-METHYL-(2-METHYLPROPYL)BENZENE ACETIC ACID.
10/03/1989US4871812 Blend of acrylated terpolymer containing hydrophilic macromolecular molecules and carbonylamido reinforcement
10/03/1989US4871547 Polyaddition silicone elastomer dosage forms for the controlled release of iodine values
09/1989
09/06/1989EP0331046A1 Drilling mud compositions containing high molecular weight poly(vinylamines)
09/05/1989CA1259147A1 Polyvinylidene fluoride coatings
09/05/1989CA1258994A1 Semipermeable composite membrane
08/1989
08/29/1989US4860754 Electrically conductive adhesive materials
08/08/1989CA1258226A1 Method of producing standarized iodophor preparations and such preparations
08/01/1989US4853439 Water-soluble complexes of water-insoluble organic compounds
07/1989
07/25/1989CA1257945A1 Latexes of polymers having pendant coreactive and oxazoline groups
07/12/1989EP0189397B1 Prevention of undesired adsorption on surfaces
07/11/1989US4847324 Hydrophilic polyvinylbutyral alloys
07/05/1989EP0322736A2 Water-soluble polymer dispersion
06/1989
06/28/1989EP0321679A1 Razor and method of producing an area of reduced friction on such a razor
06/28/1989EP0321474A1 Water soluble complex of a poly(vinylpyrrolidone) copolymer and d-threo-(1,1'-dihydroxy-1-p-nitrophenylisopropyl) dichloroacetamide
06/21/1989EP0320512A1 Process for making paper
06/13/1989US4838896 Composition useful for aftertreating dyeings, printings and optical brightenings: epihaldhydrin-ammonia reaction product and allylamine polymer
05/1989
05/23/1989US4833201 Polymer products containing polyacetylene and process for the polymerization of acetylene in the presence of polymers
05/05/1989WO1989003859A1 Composition of polymer diffusion matrix for transdermally introducing pharmaceutical substances
04/1989
04/25/1989US4824910 Polymer blend of carbon monoxide/olefin copolymer and a poly(vinylpyridine) polymer
04/12/1989EP0311281A2 Water-soluble complexes of water-insoluble organic compounds
04/11/1989US4820442 Preservative composition
04/04/1989US4818615 Elongated molding granules and injection-molding process employing them
03/1989
03/08/1989EP0305447A1 Improved insoluble vinyl lactam clarifiers
03/01/1989EP0304424A1 WATER SOLUBLE COMPLEX OF A POLY(VINYLPYRROLIDONE) COPOLYMER AND $g(a)-METHYL-(2-METHYLPROPYL)BENZENE ACETIC ACID
02/1989
02/14/1989US4804793 Polyvinyl amides, partially hydrolyzed
01/1989
01/24/1989US4799962 Stability
01/18/1989EP0299317A2 Heat sensitive polymer dispersions
01/10/1989CA1248674A1 Methylmethacrylate/n-phenylmaleimide copolymer- containing polymer alloys
12/1988
12/06/1988CA1246269A1 Polymer blends with high water absorption
1 ... 15 16 17 18 19 20 21 22 23 24 25 26 27