| 发明名称 |
METAL OXIDE STABILIZED CHROMATOGRAPHY PACKINGS |
| 摘要 |
<p>Surface-stabilized porous silica having discontinuous metal oxide layer over the silica, chromatographic packings based on the metal-stabilized silica and processes for their preparation, are provided. The chromatographic packings so provided have increased life time.</p> |
| 申请公布号 |
EP0172730(B1) |
申请公布日期 |
1988.12.07 |
| 申请号 |
EP19850305813 |
申请日期 |
1985.08.15 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
STOUT, RICHARD WAYNE |
| 分类号 |
C01B33/152;B01J20/32;C01B33/12;(IPC1-7):C01B33/12;B01D15/08 |
主分类号 |
C01B33/152 |
| 代理机构 |
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代理人 |
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