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Solid pigment preparations containing pigment derivatives and surface-active additives

  • US 7,198,667 B2
  • Filed: 11/28/2003
  • Issued: 04/03/2007
  • Est. Priority Date: 12/02/2002
  • Status: Active Grant
First Claim
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1. A solid pigment preparation comprising:

  • (A) from 60% to 85% by weight of at least one organic pigment,(B) from 0.1% to 15% by weight of at least one pigment derivative of the general formula I

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