3891388

Information

• Patent Grant
• 3891388

• References
• Source

• Patent Number

  3,891,388

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1975
  49 years ago

• CPC

  • C09B39/00 - Other azo dyes prepared by diazotising and coupling
  • C09B1/06 - Preparation from starting materials already containing the anthracene nucleus
  • C09B1/20 - Preparation from starting materials already containing the anthracene nucleus
  • C09B1/50 - Amino-hydroxy-anthraquinones Ethers and esters thereof
  • C09B1/58 - with mercapto groups substituted by aliphatic, cycloaliphatic, araliphatic or aryl radicals
  • C09B5/00 - Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
  • C09B25/00 - Quinophthalones
  • C09B51/00 - Nitro or nitroso dyes
  • C09B69/00 - Dyes not provided for by a single group of this subclass
  • D06P1/908 - using specified dyes
  • Y10S8/907 - Nonionic emulsifiers for dyeing
  • Y10S8/911 - Sulfonated
  • Y10S8/921 - Cellulose ester or ether
  • Y10S8/922 - Polyester fiber
  • Y10S8/924 - Polyamide fiber
  • Y10S8/926 - Polyurethane fiber
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

  • 008 - Bleaching and dyeing