Invention Grant
- Patent Title: Pigment
- Patent Title (中): 颜料
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Application No.: US11785917Application Date: 2007-04-20
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Publication No.: US07799126B2Publication Date: 2010-09-21
- Inventor: Carsten Handrosch , Carsten Lorenz
- Applicant: Carsten Handrosch , Carsten Lorenz
- Applicant Address: DE Darmstadt
- Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
- Current Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
- Current Assignee Address: DE Darmstadt
- Agency: Millen, White, Zelano & Branigan, P.C.
- Priority: EP06008237 20060421
- Main IPC: C04B14/04
- IPC: C04B14/04 ; C09C1/44 ; C09C1/00 ; B32B19/00 ; B32B5/16 ; B05D7/00

Abstract:
Disclosed are a pigment comprising a flake-form substrate, where natural and synthetic clay minerals are excluded as substrate, and an anion-binding layer, in particular comprising a layered double hydroxide, where the anion-binding layer comprises anion-forming organic, inorganic and/or organometallic colorants; and a process for the preparation of said pigment and to the use thereof in cosmetics, paints, coatings, plastics, films, in security printing, in security features in documents and identity cards, for coloring seed, for coloring foods or in medicament coatings, and for the preparation of pigment compositions and dry preparations.
Public/Granted literature
- US20070251424A1 Pigment Public/Granted day:2007-11-01
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