| 发明名称 |
VATTENBESTAENDIGT PAERLEMORPIGMENT OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
| 摘要 |
<p>Water-resistant nacreous pigments are prepared by a process which comprises hydrolyzing a zirconyl compound in an aqueous medium in the presence of a hypophosphite, thereby forming hydrated zirconium oxide and depositing it onto the surface of the base pigment of metal oxide-coated mica flakes.</p> |
| 申请公布号 |
FI875144(A) |
申请公布日期 |
1988.05.22 |
| 申请号 |
FI19870005144 |
申请日期 |
1987.11.20 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG |
发明人 |
NITTA, KATSUHISA;WATANABE, TAKAJI;SUZUKI, ISAO |
| 分类号 |
C09C1/40;C09C1/00;(IPC1-7):C09C/ |
主分类号 |
C09C1/40 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
