3627475

Information

• Patent Grant
• 3627475

• References
• Source

• Patent Number

  3,627,475

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1971
  53 years ago

• CPC

  • D06P1/6076 - addition products of amines and alkylene oxides or oxiranes
  • D06P1/6073 - containing CON=, OCON=, SO2N=, OSO2N= groups
  • D06P1/66 - containing quaternary ammonium groups
  • D06P3/10 - using reactive dyes
  • Y10S8/901 - Quaternary ammonium salts
  • Y10S8/907 - Nonionic emulsifiers for dyeing
  • Y10S8/93 - Pretreatment before dyeing

• US Classifications

  • 008 - Bleaching and dyeing
  • 564 - Organic compounds