3440240

Information

• Patent Grant
• 3440240

• References
• Source

• Patent Number

  3,440,240

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  55 years ago

• CPC

  • C09B62/006 - Azodyes
  • C09B62/4403 - the heterocyclic system being a triazine ring
  • C09B62/523 - the reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl amido or hydroxyalkyl amino sulfonyl group, a quaternised or non-quaternised amino alkyl sulfonyl amido group, or a substituted alkyl amino sulfonyl group, or a halogen alkyl sulfonyl amido or halogen alkyl amino sulfonyl group or a vinyl sulfonylamido or a substituted vinyl sulfonamido group
  • C09B62/527 - Azo dyes
  • D06P1/384 - reactive group not directly attached to heterocyclic group
  • Y10S534/01 - Mixtures of azo compounds

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 549 - Organic compounds
  • 562 - Organic compounds