| Patents for C08G 69 - Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule (17,932) |
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| 04/23/1991 | US5010167 Poly(amide-and imide-co-anhydride) for biological application |
| 04/21/1991 | CA2027966A1 Moulding compositions which are stable to alcohols and boiling water |
| 04/21/1991 | CA2027965A1 Moulding compositions which are stable to alcohols and boiling water |
| 04/18/1991 | WO1991004996A1 Preparation of open chain poly(reissert compounds) |
| 04/16/1991 | US5007930 Composites of unsintered calcium phosphates and synthetic biodegradable polymers useful as hard tissue prosthetics |
| 04/16/1991 | CA1283236C Nylon containing metal salts |
| 04/09/1991 | US5006636 Condensation of 4-aminobenzoic acid in presence of SICL4, LICL, CACL2 and 1,3-dimethyltetrahydro-2(1H)-pyrimidinone |
| 04/09/1991 | US5006635 Monofunctional amine, monofunctional acid, salt of aminoacid, polyamides |
| 04/09/1991 | US5006630 Soluble amorphous para-oriented aromatic polyamide from 2,2'-dibromo-5,5'-dimethoxy-[1,1'-biphenyl]-4,4'-diamine |
| 04/09/1991 | US5006629 Wholly aromatic polyamide copolymer |
| 04/07/1991 | WO1991004971A1 Polymerizable (functionally-substituted phenylene) semi-rigid crowns |
| 04/07/1991 | CA2067336A1 Polymerizable (functionally-substituted phenylene) semi-rigid crowns |
| 04/03/1991 | EP0420093A2 Process for continuous preparation of a linear polyamide with high molecular weight |
| 04/02/1991 | US5004834 Preparation of polyamides from unstable diamines |
| 04/02/1991 | CA1282528C Condensation polymers and products therefrom |
| 03/26/1991 | US5003037 Polyamide, polyimide, and polyamide-imide polymers and copolymers using 3, 5-diamino-t-butylbenzene |
| 03/21/1991 | WO1991003511A1 Synthetic polyamides and their salts |
| 03/21/1991 | WO1991003257A1 Methods for activating polymeric carriers and compositions prepared therefrom for use in affinity chromatography |
| 03/21/1991 | DE3930089A1 Synthetic polyamide |
| 03/20/1991 | EP0418118A1 Polymers containing thiurame disulfide groups and preparation thereof |
| 03/20/1991 | CN1050059A Blend of cotton, nylon and heat-resistant fibers |
| 03/19/1991 | US5001218 Homogeneous hexamethylenediamine/adipic acid/dimer acid copolyamide |
| 03/19/1991 | US5001207 Polyether-polyamide block copolymer and polyether prepolymer |
| 03/19/1991 | US5000758 Polyesters based on the reaction product of an aminodiol and benzophenonetetracarboxylic acid and a diol; low cloud point; filterability |
| 03/19/1991 | CA1281734C Process for the production of oligoesters containing hydroxy groups and their use |
| 03/15/1991 | CA2025251A1 Polymers containing thiuram disulfide groups; process for preparing the same |
| 03/12/1991 | US4999411 Preparation of organic polymers using organometallic capped monomers to produce metal free polymers |
| 03/12/1991 | US4999395 High performance aramid matrix composites |
| 03/12/1991 | US4999132 Polyesteramide dispersing agent |
| 03/12/1991 | CA1281470C Coating and molding compositions with spreadability improving and lubricity increasing siloxanes and use of such siloxanes as coating and molding composition additives |
| 03/12/1991 | CA1281298C Easily-openable closure for lap-seamed can |
| 03/08/1991 | CA2005917A1 Method for activating polymeric carriers and compositions prepared therefrom for use in affinity chromatography |
| 03/07/1991 | WO1991002764A1 Rigid-rod polymers |
| 03/06/1991 | EP0415069A2 Polyamide polycarbonate block copolymer |
| 03/05/1991 | CA1281031C Block polyesters and like compounds having branched hydrophilic cappinggroups useful as soil release agents in detergent compositions |
| 02/27/1991 | EP0413783A1 Thickening agents for aqueous systems |
| 02/27/1991 | EP0413709A1 Fatty amino acids, and homo- and hetero-oligomers and conjugates thereof |
| 02/26/1991 | US4996292 Thermally engineered proteins; dermatology |
| 02/26/1991 | CA1280848C2 Process for preparing amides from nitriles and amines |
| 02/21/1991 | WO1991002018A1 Sequenced copolymers orientable so as to have a non-linear optical activity |
| 02/21/1991 | WO1991002017A1 Copolymer of dodecane terephthalamide |
| 02/21/1991 | WO1991001983A1 Cyclobutarene ketoanhydride and ketocarboxy monomeric and polymeric compositions |
| 02/21/1991 | CA2064093A1 Copolymer of dodecane terephthalamide |
| 02/20/1991 | EP0413415A1 Carboxylic acids and derivates thereof |
| 02/20/1991 | EP0413375A1 Thermotropic polyesters |
| 02/20/1991 | EP0413233A2 Copolyamides with higher glas transition temperature |
| 02/20/1991 | EP0413193A1 Method of making 1,1'-sulfonyl-bis(3-nitro-5-trifluoromethyl)benzene |
| 02/20/1991 | CN1049365A 聚酰胺组合物 Polyamide composition |
| 02/19/1991 | US4994550 Vapor phase polymerization to melt, capable of being granulated |
| 02/19/1991 | US4994524 Rubber modified reaction moldable nylon-6 compositions |
| 02/16/1991 | CA2019530A1 Polyamide polycarbonate block copolymer |
| 02/14/1991 | DE4024365A1 Monomer building blocks prepn. - by reacting ester(s) of fatty acids with bi:functional cpds. capable of reacting with hydroxyl or amino |
| 02/13/1991 | CN1049221A Environmenal protection and bonding |
| 02/13/1991 | CN1049167A Semi-aliphatic copolyesteramides themotropic and method of production thereof |
| 02/12/1991 | US4992593 Partially fluorinated diphenyl ethers, processes for their preparation and their use |
| 02/12/1991 | US4992527 Polyamide, polyimide, and polyamide-imide polymers of diamino-t-butylbenzene |
| 02/12/1991 | CA1280230C Method for making crosslinked silicone-polyamide block polymers |
| 02/10/1991 | WO1991002016A1 New monomeric units obtained from hydroxy fatty acids, for manufacturing plastics |
| 02/10/1991 | CA2038941A1 Hydroxyfatty-acid-based monomers for producing plastics |
| 02/06/1991 | EP0411791A1 Barrier polymers |
| 02/06/1991 | EP0411790A1 Process for the preparation of nylon salts |
| 02/06/1991 | EP0411709A1 Polyamide composition |
| 02/06/1991 | CA2022686A1 Polyamide composition |
| 02/05/1991 | US4990593 Water-dissipatable polyester resins and coatings prepared therefrom |
| 02/05/1991 | US4990567 Polyamide, modified polyolefin blend; reaction injection molding |
| 02/05/1991 | CA1279811C Gas-barrier multilayered structure |
| 02/04/1991 | CA2022099A1 Barrier polymers |
| 01/31/1991 | DE3924681A1 Polyamide polymers prodn. by post-condensing in solid phase |
| 01/31/1991 | DE3924680A1 Polyamide polymers prodn. by post-condensing in solid phase |
| 01/30/1991 | EP0410929A2 Linear polymers |
| 01/30/1991 | EP0410650A1 Process for the preparation of polyamide prepolymers |
| 01/30/1991 | EP0410649A1 High molecular weight polyamides production |
| 01/30/1991 | EP0410230A2 Process for preparing high molecular weight polyamides |
| 01/30/1991 | EP0410039A1 Cyclobutarene ketoanhydride and ketocarboxy monomeric and polymeric compositions |
| 01/30/1991 | EP0409916A1 Water-dissipatable polyester resins and coatings prepared therefrom |
| 01/30/1991 | CA2021972A1 Process for the preparation of nylon salts |
| 01/29/1991 | US4987939 P-phenylenediamine, terephthalic acid, and aminophenol monomers; airplanes; lightweight, durability |
| 01/28/1991 | CA2022032A1 Process for the preparation of polyamide prepolymers |
| 01/27/1991 | WO1991001971A1 Sterically hindered diamines and polymers prepared therefrom |
| 01/27/1991 | CA2059560A1 Sterically hindered diamines and polymers prepared therefrom |
| 01/27/1991 | CA2021875A1 High molecular weight polyamide production |
| 01/25/1991 | CA2021689A1 Linear polymers |
| 01/23/1991 | EP0409678A1 Cryoextensibles thermoplastiques elastomers, process for preparation |
| 01/23/1991 | EP0409666A2 Polyamide compositions having improved gas barrier properties |
| 01/23/1991 | EP0409334A2 Anisotropic polymers based on an S-triazine derivative |
| 01/23/1991 | EP0409115A2 Thermoplastically processable graft polymers |
| 01/23/1991 | EP0409093A2 Polyamide fibers having reduced amino end groups, light-dyed and stain resistant polyamide fibers made therefrom, and method of preparation |
| 01/23/1991 | EP0408957A2 Lactam melts with increased viscosity and their use |
| 01/23/1991 | EP0408925A2 Amorphous polyamide having excellent oxygen barrier properties |
| 01/23/1991 | CN1048710A Process for preparing high-viscosity polypara-phenyl diformyl para-phenyl diamine |
| 01/22/1991 | US4987217 Filaments, fibers, films, sheets, membranes having very high modulus of elasticity |
| 01/22/1991 | US4987216 Filaments, fibers, films, sheets, membranes of very high initial modulus |
| 01/22/1991 | US4987215 Wholly aromatic polyamide, process for preparing same and structure thereof. |
| 01/22/1991 | US4987189 Polymerized in presence of nitrile rubber; impact strength, nondeforming |
| 01/22/1991 | US4987160 Hot melt adhesives |
| 01/22/1991 | CA2020481A1 Polyamide compositions having improved gas barrier properties |
| 01/22/1991 | CA1279321C Alkali metal bis-phenethyl or tris-phenethyl-pyridines |
| 01/21/1991 | CA2016014A1 Amorphous polyamide having excellent oxygen barrier properties |
| 01/19/1991 | WO1991001343A1 Pigment dispersants |
| 01/19/1991 | CA2064006A1 Pigment dispersants |