3666403

Information

• Patent Grant
• 3666403

• References
• Source

• Patent Number

  3,666,403

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  52 years ago

• CPC

  • D06P3/8214 - mixtures of fibres containing ester and amide groups
  • C08L67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
  • C08L77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain Compositions of derivatives of such polymers
  • D06P1/41 - using basic dyes
  • D06P1/6426 - Heterocyclic compounds
  • D06P1/6429 - bound to a six-membered aromatic carbocyclic ring
  • D06P1/645 - Aliphatic, araliphatic or cycloaliphatic compounds containing amino groups
  • D06P1/65112 - Compounds containing aldehyde or ketone groups
  • D06P1/6533 - Aliphatic, araliphatic or cycloaliphatic
  • D06P1/6536 - Aromatic
  • D06P1/655 - Compounds containing ammonium groups
  • D06P1/6553 - Compounds containing sulfonium groups
  • D06P1/667 - Organo-phosphorus compounds
  • D06P3/00 - Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
  • D06P3/521 - using acid dyes
  • C08L77/02 - Polyamides derived from omega-amino carboxylic acids or from lactams thereof
  • C08L77/06 - Polyamides derived from polyamines and polycarboxylic acids

• US Classifications

  • 008 - Bleaching and dyeing
  • 524 - Synthetic resins or natural rubbers