3222355

Information

• Patent Grant
• 3222355

• References
• Source

• Patent Number

  3,222,355

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • C09B35/04 - the tetrazo component being a benzene derivative
  • C09B31/00 - Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
  • C09B31/02 - Disazo dyes
  • C09B31/043 - Amino-benzenes
  • C09B31/06 - from a coupling component "C" containing a directive hydroxyl group
  • C09B31/16 - Trisazo dyes
  • C09B35/35 - Trisazo dyes in which the tetrazo component is a diamino-azo-aryl compound
  • C09B35/362 - D is benzene
  • C09B43/10 - with formation of a new azo or an azoxy bridge
  • D06P3/794 - using dispersed dyes
  • Y10S8/928 - Polyolefin fiber

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing