2931696

Information

• Patent Grant
• 2931696

• References
• Source

• Patent Number

  2,931,696

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1960
  65 years ago

• CPC

  • D06P5/12 - Reserving parts of the material before dyeing or printing; Locally decreasing dye affinity by chemical means
  • D06P1/667 - Organo-phosphorus compounds
  • D06P3/16 - using acid dyes
  • D06P3/62 - using direct dyes
  • D06P3/70 - material containing nitrile groups
  • D06P3/8266 - mixtures of fibres containing hydroxyl and nitrile groups
  • D06P3/8271 - mixtures of fibres containing amide and nitrile groups
  • Y10S8/917 - Wool or silk
  • Y10S8/918 - Cellulose textile
  • Y10S8/924 - Polyamide fiber
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 558 - Organic compounds