3597304

Information

• Patent Grant
• 3597304

• References
• Source

• Patent Number

  3,597,304

• Date Filed

  Not available

• Date Issued

  Tuesday, August 3, 1971
  53 years ago

• CPC

  • D06P1/67383 - containing silicon
  • C09B69/06 - of cationic dyes with organic acids or with inorganic complex acids
  • D06P3/6016 - using basic dyes
  • D21H21/28 - Colorants; Pigments or opacifying agents
  • Y10S8/919 - Paper
  • Y10S8/931 - Washing or bleaching

• US Classifications

  • 162 - Paper making and fiber liberation
  • 008 - Bleaching and dyeing