| 发明名称 |
EFFECTIVE MATTING AGENT BASICALLY CONSISTING OF PRECIPITATED SILICIC ACID |
| 摘要 |
PROBLEM TO BE SOLVED: To exhibit improved matte finish effect in the case that a matting agent has the same silicic acid content ratio by mass as the conventional one. SOLUTION: The precipitated silicic acid is controlled to have 350-550 m<SP>2</SP>/g BET, 320-400 g/100g DBP number, 5-15μm d<SB>50</SB>and 20--90 g/L tapping density. COPYRIGHT: (C)2004,JPO |
| 申请公布号 |
JP2004099435(A) |
申请公布日期 |
2004.04.02 |
| 申请号 |
JP20030315835 |
申请日期 |
2003.09.08 |
| 申请人 |
DEGUSSA AG |
发明人 |
SCHUBERT JUERGEN;KUHLMANN ROBERT;CHRISTIAN HANS DIETER |
| 分类号 |
C01B33/143;C01B33/12;C01B33/193;C09C1/30;C09C3/08;C09C3/10;C09D5/00;C09D7/00;C09D7/12;C09D201/00;(IPC1-7):C01B33/143 |
主分类号 |
C01B33/143 |
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