5373056

Information

• Patent Grant
• 5373056

• References
• Source

• Patent Number

  5,373,056

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1994
  29 years ago

• CPC

  • C07D207/404 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
  • C07C225/16 - and containing six-membered aromatic rings
  • C07C225/22 - having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
  • C07C235/84 - with the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring
  • C07C255/56 - containing cyano groups and doubly-bound oxygen atoms bound to the carbon skeleton
  • C07D207/452 - with hydrocarbon radicals, substituted by hetero atoms, directly attached to the ring nitrogen atom
  • C07D209/76 - with oxygen atoms in positions 1 and 3
  • C07D295/192 - from aromatic carboxylic acids
  • C07D303/22 - with monohydroxy compounds
  • C07D303/36 - with hydrocarbon radicals substituted by nitrogen atoms
  • C07D303/46 - by amide or nitrile radicals
  • C08F290/06 - Polymers provided for in subclass C08G
  • C08F290/14 - Polymers provided for in subclass C08G
  • C08F290/141 - Polyesters; Polycarbonates
  • C08G8/28 - Chemically modified polycondensates
  • C08G61/00 - Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
  • C08G61/02 - Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule
  • C08G63/181 - Acids containing aromatic rings
  • C08G63/6856 - Dicarboxylic acids and dihydroxy compounds
  • C08G64/06 - not containing aliphatic unsaturation
  • C08G64/12 - containing nitrogen
  • C08G69/02 - Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
  • C08G69/20 - characterised by the catalysts used
  • C08G69/26 - derived from polyamines and polycarboxylic acids
  • C08G69/32 - from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
  • C08G69/36 - derived from amino acids, polyamines and polycarboxylic acids
  • C08G73/0622 - Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
  • C08G73/0627 - with only one nitrogen atom in the ring
  • C08G73/0633 - with only two nitrogen atoms in the ring
  • C08G73/0638 - with at least three nitrogen atoms in the ring
  • C08G73/18 - Polybenzimidazoles
  • C08G85/00 - General processes for preparing compounds provided for in this subclass
  • C08L67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain Compositions of derivatives of such polymers
  • C08L67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
  • C08L69/00 - Compositions of polycarbonates Compositions of derivatives of polycarbonates
  • C08L71/126 - modified by chemical after-treatment
  • C08L85/00 - Compositions of macromolecular compounds obtained by reactions forming a linkage in the main chain of the macromolecule containing atoms other than silicon, sulfur, nitrogen, oxygen and carbon Compositions of derivatives of such polymers
  • C07C2102/06 - The other ring being four-membered
  • C07C2103/18 - (Hydrogenated) fluorenes
  • C08G2261/312 - Non-condensed aromatic systems