Invention Grant
- Patent Title: Magnetic pigments comprising a flaky substrate and layer of maghemite
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Application No.: US13380156Application Date: 2010-06-08
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Publication No.: US10174203B2Publication Date: 2019-01-08
- Inventor: Kaiman Shimizu , Tamio Noguchi , Fumiko Sasaki , Yukitaka Watanabe , Masahiko Yazawa
- Applicant: Kaiman Shimizu , Tamio Noguchi , Fumiko Sasaki , Yukitaka Watanabe , Masahiko Yazawa
- Applicant Address: DE Darmstadt
- Assignee: Merck Patent GmbH
- Current Assignee: Merck Patent GmbH
- Current Assignee Address: DE Darmstadt
- Agency: Millen, White, Zelano & Branigan, PC
- Priority: EP09008389 20090626
- International Application: PCT/EP2010/003430 WO 20100608
- International Announcement: WO2010/149266 WO 20101229
- Main IPC: C09C1/00
- IPC: C09C1/00 ; B42D25/369 ; B42D25/29
Abstract:
Magnetic pigments containing a transparent flaky homogeneously composed substrate having two parallel major surfaces and a coating containing maghemite, a process for the production of said pigments as well as their use.
Public/Granted literature
- US20120091702A1 MAGNETIC PIGMENTS COMPRISING A FLAKY SUBSTRATE AND LAYER OF MAGHEMITE Public/Granted day:2012-04-19
Information query
