发明名称 |
Mit ultrafeinem Bariumsulfat beschichtetes schuppenförmiges Pigment ud Herstellung davon |
摘要 |
Disclosed are a flaky pigment in which the surfaces of fine flaky grains, as a base of pigment, have been coated with ultra-fine barium sulfate grains having a mean grain size of 0.1 mu m or less, by the use of: (a) an aqueous solution containing a complexing agent capable of forming a complex compound with barium ion, as dissolved therein; (b) an aqueous solution containing a water-soluble barium compound as dissolved therein; and (c) an aqueous solution containing sulfate ion; and a method of preparing the flaky pigment; and use of it in pigment coloration of cosmetics, top coats for cars, plastics, printing inks, domestic electric appliances, coating materials and coating paints for building materials. |
申请公布号 |
DE69322304(D1) |
申请公布日期 |
1999.01.14 |
申请号 |
DE1993622304 |
申请日期 |
1993.04.06 |
申请人 |
MERCK PATENT GMBH, 64293 DARMSTADT, DE |
发明人 |
NOGUCHI, TAMIO, IWAKI-SHI, FUKUSHIMA-KEN, JP;WARAGAI, YUMIKO, IWAKI-SHI, FUKUSHIMA-KEN, JP |
分类号 |
A61K8/18;A61K8/23;A61Q1/00;A61Q1/02;A61Q1/12;C04B14/20;C08K9/02;C09C1/00;C09C1/02;C09C3/06;C09D7/12;C09D11/02;(IPC1-7):C09C1/00;C08K3/00;C09D11/00;C04B14/02;C09C1/40;A61K7/00 |
主分类号 |
A61K8/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|