发明名称 |
Mehrschichtiges Perlglanzpigment |
摘要 |
The invention relates to a multilayer nacreous pigment which is based on a lamellar substrate consisting of a material with a low refractive index of between 1.35 and 1.8 and which has at least the following: (i) a first layer consisting of a material with a refractive index of more than 1.8; (ii) optionally, a second layer consisting of a material with a low refractive index of between 1.35 and 1.8; (iii) a semi-transparent metal layer which is applied to the substrate or to the layers (i) or (ii); and (iv) optionally, a re-coating; the substrate being lamellar silicon dioxide, aluminium oxide, boron oxide or magnesium fluoride.
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申请公布号 |
DE19901609(A1) |
申请公布日期 |
2000.07.20 |
申请号 |
DE1999101609 |
申请日期 |
1999.01.18 |
申请人 |
MERCK PATENT GMBH |
发明人 |
PFAFF, GERHARD;ANDES, STEPHANIE;FUCHS-POHL, GERALD |
分类号 |
A61K8/19;A61K8/02;A61K8/18;A61K8/21;A61K8/23;A61K8/25;A61K8/26;A61K8/28;A61K8/29;A61K8/30;A61Q1/00;A61Q1/02;C08K9/02;C09C1/00;C09C1/30;C09C1/34;C09C1/40;C09C3/00;C09D5/36;C09D7/00;C09D11/02;C09D201/00;(IPC1-7):C09C1/00;C08K3/00;C09D5/29;A61K7/48 |
主分类号 |
A61K8/19 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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