| 发明名称 |
MAGNETIC DISC BASE POLISHING LIQUID |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide magnetic disc base polishing liquid capable of improving polishing speed and achieving low coarseness of a surface of a base stably. <P>SOLUTION: This magnetic disc base polishing liquid contains phosphorous acid or phosphite in addition to colloidal silica which is polishing particle and oxidizer which is polishing accelerator. <P>COPYRIGHT: (C)2003,JPO</p> |
| 申请公布号 |
JP2003266299(A) |
申请公布日期 |
2003.09.24 |
| 申请号 |
JP20020066787 |
申请日期 |
2002.03.12 |
| 申请人 |
TOYO KOHAN CO LTD |
发明人 |
UEDA YUSUKE;MUKAI NOBUAKI;FUJISHIGE HIROSHI;HAYASHI JUNICHI |
| 分类号 |
B24B37/00;C09K3/14;(IPC1-7):B24B37/00 |
主分类号 |
B24B37/00 |
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