| 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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| 02/10/1982 | EP0045721A2 Piperidyl derivatives of triazine copolymers, process for their preparation and compositions stabilised with such derivatives |
| 02/09/1982 | US4315093 Fluorinated polyphthalocyanines |
| 02/09/1982 | US4315087 Quaternary polyaminoamides |
| 02/09/1982 | US4315080 Polyimides |
| 02/09/1982 | US4315077 Polyimides |
| 02/09/1982 | US4315076 Polyimides |
| 02/09/1982 | US4314808 Hair dyes; polyaspartic acid modified by a dye residue-containing amine; antisoilants |
| 02/09/1982 | CA1117954A1 Process for preparation of oligoimides |
| 02/04/1982 | WO1982000296A1 Polymerizable composition |
| 02/02/1982 | US4314083 Preparation of linear polyalkylene polyamines |
| 02/02/1982 | US4314047 Particulated polyetherimide and method for making |
| 02/02/1982 | US4314001 Novel polymeric compounds, processes and methods of use |
| 02/02/1982 | US4313999 Laminate composition comprising polyetherimide impregnated fabric |
| 02/02/1982 | US4313870 Process for producing polycondensates |
| 02/02/1982 | US4313868 Reinforced usable as engineering plastics |
| 02/02/1982 | CA1117531A1 Polymers containing imidyl groups and silyl groups |
| 01/27/1982 | EP0044418A1 Process for the preparation of imidazolidine triones |
| 01/26/1982 | US4312976 From aromatic tetraamine and dicarboxylic acid or a diaminoaromatic carboxylic acid |
| 01/26/1982 | US4312832 Polymerization of aromatic nitrogen heterocyclic compounds |
| 01/20/1982 | EP0043933A1 Process for the preparation of polyamine mixtures with a big portion of 4,4'-diamino-diphenyl methane |
| 01/20/1982 | EP0043855A1 Injection moldable amide-imide copolymers and terpolymers. |
| 01/19/1982 | US4311850 Preparation of higher muconic acid monesters |
| 01/19/1982 | US4311785 Method for the preparation of highly heat-resistant relief structures and the use thereof |
| 01/12/1982 | US4310699 Process for synthesizing bis (phenylglyoxyloyl)benzenes usable for manufacturing polyphenylquinoxaline resins |
| 01/12/1982 | US4310641 Polyamide-imide modified with a cinnamoyl group |
| 01/12/1982 | US4310447 Curable and cured, modified aminotriazine condensation products and a means and process for their manufacture |
| 01/12/1982 | CA1116168A1 Heterocyclic nylon-1 type polymers |
| 01/06/1982 | EP0043265A1 Gas separating material |
| 01/05/1982 | US4309528 From fully or partically acylated aromatic diamines and trimellitic anhydride |
| 01/05/1982 | US4309512 Maleimide compound modified with furfuryl aclohol, epoxy resin, polyvinyl formal and curing agent; dielectric coatings |
| 01/05/1982 | US4309324 Gelling agents for hydrocarbons in presence of water |
| 01/05/1982 | CA1115713A1 Silicon-modified bis-phthalic acid derivatives |
| 12/30/1981 | EP0042554A1 Polytriazinyl amines, process for their preparation, their use as stabilizing agents for synthetic polymers and polymers stabilized with these compounds |
| 12/30/1981 | EP0042410A1 Heat curable polymides |
| 12/22/1981 | US4307226 Ester interchange with ethylene glycol and non-polluting solvents |
| 12/22/1981 | US4307220 Purification of acetylene-terminated polyimide oligomers |
| 12/16/1981 | EP0041852A1 Polymers having 1,3-imidazolidine-1,3diyl rings plasticized with aromatic nitriles |
| 12/16/1981 | EP0041678A2 Process for the production of highly heat-resistant relief structures, and their use |
| 12/16/1981 | EP0041677A2 Radiation reactive precursors of highly heat-resistant polymers, and their use |
| 12/16/1981 | EP0041651A1 Process for producing wet strength agents for paper |
| 12/15/1981 | US4306073 Silicon-modified bis-phthalic acid derivatives |
| 12/15/1981 | US4305829 Process for flocculating an aqueous suspension of particles with quaternary ammonium graft copolymers |
| 12/15/1981 | US4305796 Methods of preparing polyimides and artifacts composed thereof |
| 12/15/1981 | CA1114549A2 Polyesters formed from dicarboxylic acids containing triazine rings |
| 12/15/1981 | CA1114543A1 Graft copolymers containing polyoxazoline and polyoxazine, and the preparation thereof |
| 12/08/1981 | US4304910 Hair conditioners, flocculants |
| 12/08/1981 | US4304898 Heat resist metal wire coatings |
| 12/08/1981 | US4304896 Polyphthalocyanine resins |
| 12/08/1981 | US4304894 Quaternary ammonium terpolymers |
| 12/08/1981 | US4304818 Insulation system for winding of electric rotating machines and process of production thereof |
| 12/08/1981 | CA1114093A1 Polymers with imide groups |
| 12/02/1981 | EP0041048A2 Mixtures for preparing polyadducts containing nitrogen |
| 12/01/1981 | US4303779 Thermosetting imide resins from dihydrazide |
| 12/01/1981 | US4303775 Novel acetylene end-capped esterimides |
| 11/25/1981 | EP0040496A1 Air- and/or oven-drying lubricant paint composition for producing dry-film lubricants |
| 11/25/1981 | EP0040415A2 Heat-resistant resin compositions and their use for coating metal substrates |
| 11/24/1981 | US4302575 Heat curable polyimides |
| 11/24/1981 | US4302572 Polyisocyanatoimido compositions and imide group containing polymers prepared therefrom |
| 11/18/1981 | EP0040042A2 Process for producing aromatic polyimide filaments |
| 11/10/1981 | US4299946 Thermosetting resins |
| 11/10/1981 | US4299945 Thermoplastic polyamide imide copolymers and method of preparation |
| 11/10/1981 | US4299926 Polymeric light stabilizers for plastics |
| 11/10/1981 | US4299750 Heat resistant thermoplastic resins |
| 11/03/1981 | US4298515 Reacting polyglycine acid derivatives with polyisocyanates or polyisothiocyanates and cyclic anhydrides |
| 11/03/1981 | CA1111997A1 Imide-crosslinked ethylenic polymer resin foams |
| 10/27/1981 | US4297492 Stabilizers for plastics |
| 10/27/1981 | US4297484 Quaternized derivatives of polymerized pyridines and quinolines |
| 10/27/1981 | US4297481 Process of forming polymeric polyamine/amide |
| 10/27/1981 | US4297475 Said haloamide being acyclic, or containing an azetidine ring |
| 10/27/1981 | US4297474 Molding materials; coatings; films |
| 10/27/1981 | US4297407 Finish composition for the spinning of highly crimped cellulose fibers using a composition cont. fatty acid ester, organic phosphoric acid ester, fatty acid ethylene oxide cond. prod. and fatty acid salt |
| 10/27/1981 | US4297385 Particulated polyetherimide and method for making |
| 10/20/1981 | US4296219 Bismide-ether compounds, compositions thereof, and method of producing same |
| 10/20/1981 | US4296218 Heat-curable and solvent-soluble ester group-containing polymer compositions and process for their preparation |
| 10/20/1981 | US4296208 Spray drying polyamide |
| 10/13/1981 | US4294963 Polyalkylpiperidine derivatives of s-triazine |
| 10/13/1981 | US4294952 Polyamide-imide resin and its production |
| 10/13/1981 | CA1110644A1 Process for preparing polyetheramide-acids |
| 10/06/1981 | US4293684 Polyetherimide having long chain aliphatic end groups and method for making |
| 10/06/1981 | US4293683 Method for making polyetherimides using carboxylic acid salts of alkali metals or zinc as catalysts |
| 10/06/1981 | US4293670 Crack resistance, molding materials |
| 10/06/1981 | CA1110395A1 Epoxide resin mixtures |
| 10/01/1981 | WO1981002739A1 Bis-maleimide resin and composites thereof |
| 09/30/1981 | EP0036710A1 Phenanthrene based polyimide resin |
| 09/23/1981 | EP0036330A1 Process for continuously producing an aromatic polyimide film |
| 09/23/1981 | EP0036255A1 Method of producing an improved poly-(amide-imide) resin |
| 09/22/1981 | US4291149 Injection moldable amide imide copolymers and terpolymers |
| 09/22/1981 | US4290936 Process for preparing polyimide solution |
| 09/15/1981 | CA1109196A1 Resinous reaction products |
| 09/15/1981 | CA1109175A1 Coating solution of polyetherimide-forming monomers |
| 09/08/1981 | US4288583 Molding materials |
| 09/08/1981 | CA1108361A1 Ultrafiltration membranes based on heteroaromatic polymers |
| 09/01/1981 | US4287331 Improved method of preparing high molecular weight polyamines |
| 09/01/1981 | US4287110 Production of aqueous solutions of cationic thermosetting resins |
| 08/25/1981 | US4286097 Carboxylic acid dianhydrides based on trimellitic anhydride |
| 08/18/1981 | CA1107427A1 Crosslinked aromatic polyimides and articles made therefrom |
| 08/12/1981 | EP0033477A1 Process for preparing hydantoins and their use in temperature-proof lacquers, foils, adhesives, foams and moulded articles |
| 08/12/1981 | EP0033423A2 Anisotropic melt-forming polymer |
| 08/12/1981 | EP0033394A1 Molding composition consisting of poly(arylether) resins and polyetherimide resins |
| 08/11/1981 | US4283522 By heating with a diamine |