3810932

Information

• Patent Grant
• 3810932

• References
• Source

• Patent Number

  3,810,932

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1974
  51 years ago

• CPC

  • C09B5/00 - Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
  • C09B23/143 - the ethylene chain carrying a COOH or a functionally modified derivative, e.g.-CN, -COR, -COOR, -CON=, C6H5-CH=C-CN
  • C09B39/00 - Other azo dyes prepared by diazotising and coupling
  • C09B44/02 - containing ammonium groups not directly attached to an azo group
  • C09B44/20 - Thiazoles or hydrogenated thiazoles
  • C09B51/00 - Nitro or nitroso dyes
  • C09B62/00 - Reactive dyes
  • C09B62/443 - the reactive group being alternatively specified
  • C09B62/78 - with other reactive groups
  • C09B69/00 - Dyes not provided for by a single group of this subclass
  • Y10S8/933 - Thermosol dyeing, thermofixation or dry heat fixation or development
  • Y10S534/01 - Mixtures of azo compounds

• US Classifications

  • 558 - Organic compounds
  • 008 - Bleaching and dyeing
  • 534 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds
  • 552 - Organic compounds
  • 564 - Organic compounds