3881866

Information

• Patent Grant
• 3881866

• References
• Source

• Patent Number

  3,881,866

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1975
  49 years ago

• CPC

  • C09B44/04 - from coupling components containing amino as the only directing group
  • C09B29/08 - Amino benzenes
  • C09B29/0821 - substituted by SH, SR, SO2R, SO2XR, SO2N
  • D06P1/18 - Azo dyes
  • D06P3/72 - using dispersed dyestuffs
  • D06P3/76 - using basic dyes
  • Y10S8/922 - Polyester fiber
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 534 - Organic compounds