| 发明名称 |
Composition chromatographic article |
| 摘要 |
<p>A composite chromatographic article comprising: a) a polytetrafluoroethylene fibril matrix, and b) a non-swellable sorptive particles enmeshed in said matrix, the ratio of non-swellable sorptive particles to polytetrafluoroethylene being in the range of 19:1 to 4: 1 by weight, said composite article having a net surface energy in the range of 20 to 300 milliNewtons per meter. t</p> |
| 申请公布号 |
HK136794(A) |
申请公布日期 |
1994.12.09 |
| 申请号 |
HK19940001367 |
申请日期 |
1994.12.01 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
DONALD F. HAGEN;MARY STEVEN J. ST.;LOUIS A. ERREDE;PETER W. CARR |
| 分类号 |
B01J20/281;B01D15/08;B01J20/28;B01J20/285;G01N30/88;G01N30/92;(IPC1-7):B01J20/28;G01N30/48 |
主分类号 |
B01J20/281 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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