Surface modified pigment

Surface modified pigment

  • CN 102,639,102 A
  • Filed: 08/31/2009
  • Published: 08/15/2012
  • Est. Priority Date: 08/31/2009
  • Status: Active Application
First Claim
Patent Images

1. compositions that comprises the pigment particles that encapsulates with polyquaternary ammonium salt-67.

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