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) |
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01/07/1998 | EP0784618A4 Production of a polysuccinimide and derivatives thereof in the presence of a sulfur containing dehydrating agent |
01/07/1998 | CN1169441A Aromatic polycarbodiimide and sheet using it |
01/07/1998 | CN1036926C Dyhydro asparagic acid and biodegradable hydrolysed products thereof |
01/06/1998 | US5705605 Process for the preparation of a dyeing auxiliary |
01/06/1998 | US5705602 Process for the production of star-like or comb-like branched aliphatic polyamino compound and curable resin composition |
01/06/1998 | US5705598 Polyester sulfone oligomers and blends |
01/06/1998 | US5705574 Endcapped polyimide oligomer |
01/02/1998 | DE19625287A1 Tetramethylpiperidingruppenenthaltende Polykondensate Tetramethylpiperidingruppenenthaltende Polycondensates |
12/31/1997 | WO1997049865A1 Asa sizing emulsions containing low and high molecular weight cationic polymers |
12/31/1997 | WO1997049751A1 Polycondensates containing tetramethylpiperidine groups |
12/31/1997 | WO1997049740A1 Amphiphilic, segmented copolymer of controlled morphology and ophthalmic devices including contact lenses made therefrom |
12/31/1997 | WO1997049687A1 Polyfunctional crosslinking acylimidazolidinone derivatives |
12/31/1997 | CA2258876A1 Polyfunctional crosslinking acylimidazolidinone derivatives |
12/31/1997 | CA2256749A1 Amphiphilic, segmented copolymer of controlled morphology and ophthalmic devices including contact lenses made therefrom |
12/30/1997 | US5703199 Reacting polyvalent carboxylic acid and diamine or aminocarboxylic acid in high boiling solvent |
12/30/1997 | US5703131 Method for the detoxification of mustard gas sulfur-containing quaternary ammonium ionene polymers and their use as microbicides |
12/30/1997 | US5702696 For treatment of iron overload disorders |
12/30/1997 | CA2102282C Polymeric antimicrobials and their use in pharmaceutical compositions |
12/29/1997 | EP0814109A1 Photosensitive polyimide precursor and its use for pattern formation |
12/29/1997 | EP0814108A1 Silyl-linked polyamidoamines and their preparation |
12/29/1997 | EP0813576A1 Epoxy-cyanate ester compositions |
12/29/1997 | EP0813565A1 Energy-polymerizable compositions comprising a cyanate ester monomer or oligomer and a polyol |
12/29/1997 | EP0813564A1 Mannich base polymers |
12/29/1997 | EP0813562A1 Production of polysuccinimide in an organic medium |
12/29/1997 | EP0497898B1 Sulfonated polyaniline salt compositions, processes and uses |
12/24/1997 | WO1997048673A1 Process for removing malodors from modified polyamines |
12/24/1997 | CN1168390A Water soluble resins and application thereof to paper coating |
12/24/1997 | CA2257945A1 Process for removing malodors from modified polyamines |
12/23/1997 | US5700742 Antimicrobial treatment of textile materials |
12/23/1997 | US5700399 Soluble alkoxy-group substituted aminobenzenesulfonic acid aniline conducting polymers |
12/18/1997 | DE19725108A1 Hot melt adhesive for making printed circuit boards |
12/17/1997 | EP0813212A2 Water-soluble electrically-conductive polyaniline and method for production thereof and antistatic agent using water-soluble electrically-conductive polymer |
12/17/1997 | EP0719317A4 Mixtures of polyamino acids and citrate |
12/17/1997 | CN1167778A Polyaniline-phenol resin and preparing method thereof |
12/16/1997 | US5698662 Branches prepared via nucleophilic substitution reaction from halogen cyanide units comprising monohalogenated hydrocarbon, halogen, cyanide group, the halogen and cyanide group being separated by at least three carbon atoms |
12/16/1997 | US5698135 Polyamic acid obtained from reaction of dianhydride of specified tetracarboxylic acid and of cyclobutanetetracarboxylic acid with diamine, or polymer obtained by imidizing said polyamic acid |
12/11/1997 | DE19715479A1 New polyimide copolymer with good solubility in volatile solvents |
12/10/1997 | EP0811648A1 Polyimide precursor solution, process for the production thereof, coating or film obtained therefrom and process for producing the film |
12/10/1997 | EP0811421A1 Novel sulfonated polyimide gas separation membranes |
12/10/1997 | EP0811091A1 Aqueous alkyl diketene dispersions and the use thereof as glue for paper |
12/09/1997 | US5696235 Containing a bismaleimide; heat resistance, processability; soluble in various organic solvents |
12/09/1997 | US5696218 Using basic catalyst |
12/09/1997 | CA2021120C Lightweight flexible imide foam and method of producing same |
12/09/1997 | CA1339580C Coreactive oligomer blends |
12/09/1997 | CA1339574C Process for the preparation of high-purity 5,5'-[2,2,2,- trifluoro-1- (trifluoromethyl)-ethylidene]bis-1,3-isobenzofurandione |
12/04/1997 | WO1997045842A1 Stable, concentrated solutions of high molecular weight polyaniline and articles therefrom |
12/04/1997 | WO1997045497A1 Photoimageable polyimides coatings based on non-aromatic dianhydrides |
12/04/1997 | WO1997045495A1 Use of stable amino-functional latexes in water-based inks |
12/04/1997 | WO1997045473A1 Absolute molecular weight polymers and methods for their use |
12/04/1997 | WO1997045461A1 Thermosetting, aqueous compositions |
12/04/1997 | WO1997045069A1 Cationic polymer/lipid nucleic acid delivery vehicles |
12/04/1997 | WO1997037273A3 Process and materials for inducing pre-tilt in liquid crystals and liquid crystal displays |
12/04/1997 | DE19621573A1 Thermisch härtbare, wäßrige Zusammensetzungen Thermally curable, aqueous compositions |
12/04/1997 | DE19621300A1 Preparation of water-soluble, amino group-containing condensates and addition reaction products |
12/04/1997 | CA2262853A1 Stable, concentrated solutions of high molecular weight polyaniline and articles therefrom |
12/04/1997 | CA2256900A1 Cationic polymer/lipid nucleic acid delivery vehicles |
12/04/1997 | CA2255755A1 Absolute molecular weight polymers and methods for their use |
12/03/1997 | EP0810476A1 Polyamic acid esters and positive type photosensitive resin compositions and their use for polyimide films for electronic devices |
12/03/1997 | EP0810322A2 Process for preparing retention and dewatering agents on the basis of polyaminoethers |
12/03/1997 | EP0810244A2 Aromatic polycarbodiimide and sheet using it |
12/03/1997 | EP0810204A1 Dendritic organic nitrogen-containing compounds with planar-chiral or axial terminal-groups, their preparation and use |
12/03/1997 | EP0809668A1 Preparation of anhydropolyamino acids |
12/03/1997 | EP0680498B1 Small cell foams and blends and a process for their preparation |
12/03/1997 | EP0678105B1 Oligomeric sterically hindered polyamide crosslinkers and coating compositions containing the same |
12/02/1997 | US5694513 Waveguide device and method for production thereof |
12/02/1997 | US5694496 Waveguide comprising an aromatic fluoro-polyimide; heat resistance, flexibility, waterproofing, strength |
12/02/1997 | US5693748 High molecular weight polyimidoylamidine and a polytriazine derived therefrom |
12/02/1997 | US5693675 Alkylated amine polymers |
12/02/1997 | US5693379 Polyimide |
12/02/1997 | US5693319 Polyamines and method for preparation thereof |
11/30/1997 | CA2206393A1 Process for the preparation of retention and dewatering agents based on polyamino-ethers |
11/29/1997 | CA2207019A1 Dendritic, nitrogen-containing organic compounds containing planar-chiral or axial-chiral end groups, and the preparation and use thereof |
11/27/1997 | WO1997044704A1 Polyimide angularity enhancement layer |
11/27/1997 | WO1997044526A1 Process for creping tissue paper |
11/26/1997 | EP0643736B1 Thermally stable electrically conductive conjugated polymer complexes having hydrogen bonding counterions |
11/26/1997 | EP0525087B1 Crosslinkable fluorinated aromatic ether compositions |
11/26/1997 | CN1165824A Polymerizable diketopyrrolopyrroles and polymers prepared therewith |
11/26/1997 | CN1165823A Polymerizable diketopyrrolopyrroles and polymers prepared therewith |
11/25/1997 | US5691388 Aminolysis of polycyanurate with reactive amine for decomposition |
11/20/1997 | WO1997043687A1 Liquid crystal aligning agent |
11/19/1997 | EP0807666A1 Composite material of liquid crystal polyazomethine or copolyazomethine |
11/19/1997 | EP0807648A2 Latent curing aqueous polyurethane dispersions |
11/19/1997 | EP0807270A1 Crosslinked polymers containing ester or amide groups |
11/19/1997 | CN1165138A Block oligomers containing 2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic material |
11/18/1997 | US5689004 Diamines containing pendent phenylethynyl groups |
11/18/1997 | US5688907 Polymers of maleic acid with amines |
11/18/1997 | US5688906 Highly efficient nonlinear optical polyimides |
11/18/1997 | US5688904 Using effluent of an immobilized cell or enzyme as catalyst |
11/18/1997 | US5688903 Process for the preparation of polycondensates of amino acids and the biodegradable polypeptide hydrolysates thereof, and their use in detergent compositions |
11/18/1997 | US5688902 Process for the preparation of polyimides or of their biodegradable polypeptide hydrolysates |
11/18/1997 | US5688631 Bis/o-aminophenol/ reacted with dicarboxylic acid halogenide for heat resistant polymers |
11/18/1997 | US5688371 Process for fixing disruptive substances in papermaking |
11/13/1997 | WO1997042288A1 Laundry detergent compositions and methods for providing soil release to cotton fabric |
11/13/1997 | WO1997042285A1 Cotton soil release polymers |
11/13/1997 | WO1997042253A1 Sulphonated polyimides, membranes and fuel cell |
11/13/1997 | DE19617830A1 Production of polyamide-imide by direct polymerisation |
11/13/1997 | CA2252857A1 Laundry detergent compositions and methods for providing soil release to cotton fabric |
11/12/1997 | EP0806699A2 Particle beam alignment of liquid crystals |
11/12/1997 | EP0805829A1 Process for production of multicyanate esters |
11/12/1997 | EP0618935B1 Polyimide resins useful at high temperatures |