Patents
Patents for C08G 73 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen or carbon, not provided for in groups (26,191)
03/1997
03/18/1997US5612449 Formed by ring-opening polymerization of monomer having a benzocyclobutene structure
03/18/1997US5612447 Detergents
03/18/1997US5612432 Sheetlike article for optical use
03/18/1997US5612384 Superabsorbing polymeric networks
03/18/1997CA2048045C Process for the production of improved polyaminopolyamide epichlorohydrin resins
03/13/1997WO1997009409A1 Use of modified polyaspartic acids in washing agents
03/13/1997DE19532908A1 Verfahren zum Kreppen von Papier A method for paper creping
03/12/1997EP0761721A2 Process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides
03/12/1997EP0761720A2 Process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides
03/12/1997EP0761719A2 Process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides
03/12/1997EP0761718A2 Process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides
03/12/1997EP0761717A2 Process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides
03/12/1997EP0761716A2 Process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides
03/12/1997EP0761293A1 Polyetherimide membrane
03/12/1997EP0677080B1 Method of producing polymers of aspartic acid
03/11/1997US5610317 Chemical and thermal properties
03/11/1997US5610268 Dendritic macromolecule and the preparation thereof
03/11/1997US5610267 Process for preparing polysuccinimide by high temperature reaction
03/11/1997US5610265 Rigid-rod structure; soluble in organic solvents; composite reinforcement
03/11/1997US5610264 Continuous process for polyaspartic acid synthesis
03/11/1997US5610261 Adamantane based three-dimensional rigid-rod polymers
03/11/1997US5610255 Process for preparing polysuccinimide and polyaspartic acid
03/11/1997US5610242 Process for modifying polymers
03/11/1997US5609956 (piperazinylethylamino)carbonyl-containing acrylonitrile-butadiene copolymer, maleimide compound
03/11/1997US5609867 Polymeric antitumor agents
03/11/1997CA2015505C Polyamines and polypeptides useful as antagonists of excitatory amino acid neurotransmitters and/or as blockers of calcium channels
03/06/1997WO1997008243A1 Cross-linkable permanent surface treatment agents
03/06/1997WO1997008233A1 Antistatic composition and process for making same
03/06/1997DE19532717A1 Verwendung von modifizierten Polyasparaginsäuren in Waschmitteln Use of modified polyaspartic acids in detergents
03/05/1997EP0759957A1 Dyes containing nucleophilic and electrophilic groups
03/05/1997EP0759949A1 Liquid crystalline poly(ester-imides)
03/05/1997EP0759948A1 Production of polysuccinimide
03/05/1997EP0666875B1 Method for preparing color-clear composite coatings having resistance to acid etching
03/05/1997EP0666874B1 Aminoplast-curable film-forming compositions providing films having resistance to acid etching
03/04/1997US5608033 Liquid crystal alignment film
03/04/1997US5608029 Mannich base polymers
03/04/1997US5608013 Polyimides and thermosetting resin compositions containing the same
03/04/1997US5607490 Polyimides for nonwoven fabrics used in filters
02/1997
02/27/1997WO1997007178A1 Use as antifreeze of polymers with recurring succinyl units
02/27/1997CA2229526A1 Use as antifreeze of polymers with recurring succinyl units
02/26/1997EP0745102A4 Copolymers of polyaspartic acid and polycarboxylic acids and polyamines
02/26/1997EP0741755A4 Polyaspartic acid having more than 50 % beta form and less than 50 % alpha form
02/26/1997EP0730616A4 Process for preparing polyazamacrocycles
02/25/1997US5606014 Imide oligomers and co-oligomers containing pendent phenylethynyl groups and polymers therefrom
02/25/1997US5606013 Phenylindane diamines and nadic acid derivatives; high temperature thermal stability, mechanical properties
02/25/1997US5606012 Polyetheramidoamine hydrogels as heparinizable materials
02/25/1997US5606010 Methods for the preparation of inherently metal binding poly-amine-quinone polymers
02/25/1997US5605942 Contact lens material
02/25/1997US5605781 Containing cationic photoinitiator
02/25/1997US5605627 Artificial kidney
02/25/1997CA1338935C Imide prepolymer composition comprising unsaturated bis imide, diamine and an inhibitor
02/20/1997WO1997006279A1 Use of polyaspartic acid amides as leather auxiliary products
02/20/1997WO1997006200A1 Imide oligomers and co-oligomers containing pendent phenylethynyl groups and polymers therefrom
02/20/1997DE19530203A1 Verwendung von Polymeren mit wiederkehrenden Succinyleinheiten als Frostschutzmittel Use of polymers having repeating succinyl units as antifreeze
02/20/1997CA2228363A1 Use of polyaspartic acid amides as leather auxiliary products
02/19/1997EP0758665A1 Polyimides and optical parts obtained by using the same
02/19/1997EP0758351A1 Energy polymerizable compositions, homopolymers and copolymers of oxazolines
02/19/1997CN1143379A Crosslinked polymeric ammonium salts
02/18/1997US5604083 Antistatic film bases and photographic elements comprising said antistatic film bases
02/18/1997US5604041 Method of making free-standing polyimide film
02/12/1997EP0758000A2 Polyimide films from pyromellitic dianhydride and 2,2'-bis(perfluoroalkoxy)benzidines as alignment layers for liquid crystal displays
02/12/1997EP0757999A1 Process for obtaining polyamidoamine-epichlorhydrin resins with undetectable contents of dichloro-1,3-propanol-2 by standard vapour chromatography means
02/12/1997EP0757702A1 Poly (imide-ethers)
02/12/1997EP0757701A1 Flexible aminoplast-curable film-forming compositions providing films having resistance to acid etching
02/12/1997EP0757690A1 Electron-deficient porphyrins and processes and intermediates for preparing same
02/12/1997EP0698226A4 Complementary surface confined polymer electrochromic materials, systems, and methods of fabrication therefor
02/11/1997US5602210 Polyazomethine liquid crystalline polymer, thermoplastic polymer, compatibilizing agent
02/11/1997US5602209 Blend of polyethyleneimine and oxazoline polymer; imparts softness and bleaching resistance to cellulose web
02/11/1997CA2033317C Polyimide resins prepared by addition reactions
02/06/1997WO1997004464A1 Conducting polymer films
02/06/1997WO1997004063A1 Washing process using polycarboxylic acid salts
02/06/1997DE19528782A1 Verwendung von Polyasparaginsäureamiden als Lederhilfsmittel Use of polyaspartic acid amides as leather auxiliaries
02/06/1997CA2226920A1 Washing process using polycarboxylic acid salts
02/05/1997EP0757075A2 Polyaminotriazine composition
02/05/1997EP0757062A2 2-Oxazolinyl terminated polymers and oligomers and use thereof as compatibilizers
02/05/1997EP0756748A1 Electrically conducting material and a method to prepare it
02/05/1997EP0618936B1 Solutions of polyamide imides in gamma-butyrolactone and a method for preparing same
02/05/1997EP0599842B1 Process for the manufacture of polyamino acids
02/05/1997CN1141984A Wrinkling stripping-agent
02/05/1997CN1141931A Synergic stabilizer mixture
02/04/1997US5599993 Used for endcapping polyimides with excellent solvent and chemical resistance, high strength and modulus
02/04/1997US5599924 Electron-deficient porphyrins and processes and intermediates for preparing same
02/04/1997US5599899 Rigid rod and ladder polymers and process for making same
02/04/1997US5599639 Acid-modified polybenzimidazole fuel cell elements
02/04/1997US5599611 With fluorine containing arylene ether polymer
02/04/1997US5599582 Adhesive layer in multi-level packaging and organic material as a metal diffusion barrier
02/04/1997CA2063927C Creping aid
02/01/1997CA2182351A1 Polyaminotriazine composition
01/1997
01/30/1997WO1997003248A1 Auxiliary paper-producing aid with recurring succinyl units
01/30/1997WO1997003142A1 Formulations containing poly-(nitrile oxide) reagents
01/30/1997CA2226954A1 Auxiliary paper-producing aid with recurring succinyl units
01/29/1997EP0755979A2 Thermosetting resin compositions and their use for thin film wiring boards
01/29/1997EP0755962A2 Photosensitive polyimidosiloxanes and compositions and insulating films made thereof
01/29/1997EP0755958A1 Polyamines and their use as lacques and coatings
01/29/1997EP0578734B1 Impregnation solution based on at least one thermoplastic poly(imide-amide) oligomer reagent and one co-reagent
01/29/1997EP0495885B1 Polyaniline compositions, process for their preparation and uses thereof
01/29/1997EP0483376B1 Polyimide resin film
01/29/1997CN1141310A Method for preparing soluble aniline and derivatives with various molecular wt.
01/29/1997CN1141209A Membranes formed from copolymides
01/28/1997US5597930 Aspartate-functional polyhydantoin prepolymers and their use in coating compositions