| 发明名称 |
PROCESS FOR PREPARING AN IMPROVED LOW-DUSTING, FREE-FLOWING PIGMENT |
| 摘要 |
A process for preparing low dusting, easily dispersible, surfactant-coated pigments, without micronization, wherein pigments in an aqueous slurry are milled, then treated with a surfactant while being maintained within a certain pH range, and spray-dried, is disclosed. The invention also provides the freeflowing pigments produced by this process.
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| 申请公布号 |
CA2218287(A1) |
申请公布日期 |
1997.08.21 |
| 申请号 |
CA19972218287 |
申请日期 |
1997.02.07 |
| 申请人 |
KERR-MCGEE CHEMICAL CORPORATION |
发明人 |
KAUFFMANN, JAMES W.;STORY, PHILLIP M.;HALKO, JOHN E.;GREEN, KELLY A. |
| 分类号 |
C08K9/04;C09C1/36;C09C3/04;C09C3/08;C09D7/12;(IPC1-7):C09C3/00 |
主分类号 |
C08K9/04 |
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