3185538

Information

• Patent Grant
• 3185538

• References
• Source

• Patent Number

  3,185,538

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1965
  59 years ago

• CPC

  • C09B43/00 - Preparation of azo dyes from other azo compounds
  • C08K5/3465 - condensed with carbocyclic rings
  • C09B23/146 - (Benzo)thiazolstyrylamino dyes
  • C09B44/108 - characterised by a cyclammonium six-membered specific ring not mentioned hereafter
  • C09B56/16 - Methine- or polymethine-azo dyes
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 544 - Organic compounds