2893816

Information

• Patent Grant
• 2893816

• References
• Source

• Patent Number

  2,893,816

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1959
  65 years ago

• CPC

  • C09B44/10 - containing cyclammonium groups attached to an azo group by a carbon atom of the ring system
  • C09B26/04 - cationic
  • C09B27/00 - Preparations in which the azo group is formed in any way other than by diazotising and coupling
  • C09B43/08 - by reduction
  • C09B44/126 - in a six-membered ring
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 534 - Organic compounds
  • 546 - Organic compounds
  • 564 - Organic compounds