3468620

Information

• Patent Grant
• 3468620

• References
• Source

• Patent Number

  3,468,620

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1969
  55 years ago

• CPC

  • D06P1/626 - Sulfocarboxylic acids
  • D06P1/622 - Sulfonic acids or their salts
  • D06P1/625 - Aromatic
  • D06P1/6496 - Condensation products from carboxylic acids and hydroxyalkyl amine (Kritchewski bases)
  • D06P1/6533 - Aliphatic, araliphatic or cycloaliphatic
  • D06P3/06 - using acid dyes
  • Y10S8/904 - Mixed anionic and nonionic emulsifiers for dyeing
  • Y10S8/907 - Nonionic emulsifiers for dyeing
  • Y10S8/917 - Wool or silk
  • Y10S8/924 - Polyamide fiber

• US Classifications

  • 008 - Bleaching and dyeing