3752647

Information

• Patent Grant
• 3752647

• References
• Source

• Patent Number

  3,752,647

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1973
  51 years ago

• CPC

  • C09B1/473 - the acyl groups being residues of a sulfonic acid
  • C09B1/40 - the acyl groups being residues of an aliphatic or araliphatic carboxylic acid
  • C09B1/42 - the acyl groups being residues of an aromatic carboxylic acid
  • D06P3/6041 - using specified dyes
  • Y10S8/907 - Nonionic emulsifiers for dyeing
  • Y10S8/908 - Anionic emulsifiers for dyeing
  • Y10S8/922 - Polyester fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 552 - Organic compounds