发明公开
- 专利标题: Metal oxide stabilized chromatography packings
- 专利标题(中): 金属氧化物稳定的色谱包装
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申请号: EP85305813申请日: 1985-08-15
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公开(公告)号: EP0172730A3公开(公告)日: 1987-03-11
- 发明人: Stout, Richard Wayne
- 申请人: E.I. DU PONT DE NEMOURS AND COMPANY
- 专利权人: E.I. DU PONT DE NEMOURS AND COMPANY
- 当前专利权人: E.I. DU PONT DE NEMOURS AND COMPANY
- 优先权: US640821 19840815
- 主分类号: C01B33/12
- IPC分类号: C01B33/12 ; B01D15/08
摘要:
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.
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