3770765

Information

• Patent Grant
• 3770765

• References
• Source

• Patent Number

  3,770,765

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • C09B67/0035 - Mixtures of phthalocyanines
  • C09B47/067 - from phthalodinitriles naphthalenedinitriles, aromatic dinitriles prepared in situ, hydrogenated phthalodinitrile
  • C09B47/0671 - having halogen atoms linked directly to the Pc skeleton
  • C09B67/0032 - Treatment of phthalocyanine pigments

• US Classifications

  • 540 - Organic compounds