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PEARLESCENT PIGMENT

  • US 3,656,982 A
  • Filed: 05/04/1970
  • Issued: 04/18/1972
  • Est. Priority Date: 05/04/1970
  • Status: Expired due to Term
First Claim
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2. A pigment according to claim 1 wherein the wetting agent is a nonionic surfactant having an HLB value in the range of 5 to 16.

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