发明授权
- 专利标题: Lustrous black interference pigments
- 专利标题(中): 光泽黑色干涉颜料
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申请号: US10954359申请日: 2004-10-01
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公开(公告)号: US07303622B2公开(公告)日: 2007-12-04
- 发明人: Manuela Loch , Nicole Schupp , Ralf Anselmann , Lilia Heider
- 申请人: Manuela Loch , Nicole Schupp , Ralf Anselmann , Lilia Heider
- 申请人地址: DE Darmstadt
- 专利权人: Merck Patent Gesellschaft mit beschrankter Haftung
- 当前专利权人: Merck Patent Gesellschaft mit beschrankter Haftung
- 当前专利权人地址: DE Darmstadt
- 代理机构: Millen, White, Zelano & Branigan, P.C.
- 优先权: DE10346167 20031001
- 主分类号: C09D5/36
- IPC分类号: C09D5/36
摘要:
The present invention relates to lustrous black interference pigments based on a substrate mixture, characterised in that it has (A) a coating of Fe3O4 (B) a colorless coating consisting of one or more layers each having a refractive index of n≦1.8, (C) optionally a coating with an absorbent, high-refractive-index material which only covers part of the surface, and optionally (D) an outer protective layer, and to the use thereof in paints, coatings, powder coatings, printing inks, plastics, ceramic materials, glasses, for the laser marking of papers and plastics, in cosmetic formulations and for the preparation of pigment compositions and dry preparations.
公开/授权文献
- US20060070552A1 Lustrous black interference pigments 公开/授权日:2006-04-06
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