| 发明名称 |
SURFACE TREATING AGENT AND METHOD FOR MANUFACTURING THE SAME |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a calcium-iron-phosphorus-based pollution-free rust preventive pigment having rust preventing power equal to or higher than lead or chromium-based pigments and to provide a method for manufacturing the agent. SOLUTION: The rust preventive coating material comprises a calcium-iron-phosphorus complex compound expressed by general formula (I): Ca<SB>3</SB>Fe<SB>2</SB>(OH)<SB>12-3X</SB>(PO<SB>4</SB>)<SB>X</SB>nH<SB>2</SB>O, wherein X and n represent numbers satisfying 0<X<4 and 0≤n≤6, respectively. COPYRIGHT: (C)2008,JPO&INPIT |
| 申请公布号 |
JP2008201659(A) |
申请公布日期 |
2008.09.04 |
| 申请号 |
JP20070075541 |
申请日期 |
2007.02.21 |
| 申请人 |
DAIICHI KIGENSOKAGAKU KOGYO CO LTD |
发明人 |
NAKAJIMA YASUSHI;FUKUI HIROYUKI |
| 分类号 |
C01B25/45;C09C1/00;C09C1/02;C09C1/22;C09D5/08;C09D7/12;C23F11/00 |
主分类号 |
C01B25/45 |
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