发明授权
- 专利标题: Colored pigments
- 专利标题(中): 有色颜料
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申请号: US451388申请日: 1974-03-15
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公开(公告)号: US3951679A公开(公告)日: 1976-04-20
- 发明人: Horst Bernhard , Alfred Stein , Reiner Esselborn , Reiner Hesse , Horst Russmann
- 申请人: Horst Bernhard , Alfred Stein , Reiner Esselborn , Reiner Hesse , Horst Russmann
- 申请人地址: DT 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: DT Darmstadt
- 优先权: DT2313332 19730317
- 主分类号: A61K8/18
- IPC分类号: A61K8/18 ; A61K8/25 ; A61K8/58 ; A61Q1/00 ; A61Q1/02 ; A61Q1/10 ; C04B41/00 ; C09C1/00 ; C09C1/40
摘要:
Blue colored mica flake pigments are provided by coating mica flakes, or mica flakes optionally coated with a uniform metallic oxide layer, with a uniform layer of a low-solubility iron compound convertible into Berlin blue [ferric hexacyanoferrate(II)], and then converting this layer into Berlin blue.
公开/授权文献
- US4546137A Additive combinations and fuels containing them 公开/授权日:1985-10-08
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