3235540

Information

• Patent Grant
• 3235540

• References
• Source

• Patent Number

  3,235,540

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1966
  58 years ago

• CPC

  • C09B62/0068 - dyes containing in the molecule at least one azo group and at least one other chromophore group
  • C09B47/08 - Preparation from other phthalocyanine compounds
  • C09B56/14 - Phthalocyanine-azo dyes
  • C09B62/443 - the reactive group being alternatively specified

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 540 - Organic compounds
  • 558 - Organic compounds
  • 564 - Organic compounds