3617323

Information

• Patent Grant
• 3617323

• References
• Source

• Patent Number

  3,617,323

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1971
  53 years ago

• CPC

  • C09C3/006 - Combinations of treatments provided for in groups C09C3/04 - C09C3/12
  • C08K5/0041 - Optical brightening agents, organic pigments
  • C09B67/0017 - Influencing the physical properties by treatment with an acid, H2SO4
  • C09B67/006 - Preparation of organic pigments
  • C09C3/003 - Flushing
  • C01P2004/50 - Agglomerated particles

• US Classifications

  • 106 - Compositions: coating or plastic
  • 252 - Compositions
  • 546 - Organic compounds