3655638

Information

• Patent Grant
• 3655638

• References
• Source

• Patent Number

  3,655,638

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  52 years ago

• CPC

  • C09B1/20 - Preparation from starting materials already containing the anthracene nucleus
  • C09B1/467 - attached to two or more anthraquinone rings
  • C09B1/48 - Anthrimides
  • C09B1/50 - Amino-hydroxy-anthraquinones Ethers and esters thereof
  • C09B1/58 - with mercapto groups substituted by aliphatic, cycloaliphatic, araliphatic or aryl radicals
  • C09B3/00 - Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
  • C09B5/00 - Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
  • C09B43/00 - Preparation of azo dyes from other azo compounds
  • C09B43/16 - linking amino-azo or cyanuric acid residues
  • C09B43/28 - by etherification of hydroxyl groups
  • Y10S8/922 - Polyester fiber

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 544 - Organic compounds
  • 546 - Organic compounds