| 发明名称 |
CELLULOSIC WEB WITH A CONTAMINANT BARRIER OR TRAP |
| 摘要 |
<p>A rigid or semi-rigid cellulosic sheet having barrier or trap properties. Th e sheet is composed of a layer of randomly oriented cellulosic fibers and a layer or a coating which can act as a barrier or a trap for contaminants from the layer of the cellulosic material. This layer comprises an effective permanent absorbing amount of a cyclodextrin compound.</p> |
| 申请公布号 |
CA2246762(C) |
申请公布日期 |
2005.04.26 |
| 申请号 |
CA19972246762 |
申请日期 |
1997.02.20 |
| 申请人 |
CELLRESIN TECHNOLOGIES, LLC |
发明人 |
BEAVERSON, NEIL J.;WOOD, WILLARD E. |
| 分类号 |
A23L3/00;A23L1/00;B01D69/14;B01D71/08;B29C47/00;B32B5/02;B32B27/10;B32B27/32;B32B29/00;B65D1/02;C08B37/00;C08J5/18;C08L1/00;C08L5/16;C08L23/00;C08L23/08;C08L27/04;C08L33/00;C08L67/02;C08L97/02;C08L101/00;D21H19/20;D21H19/34;D21H27/10;D21H27/30;(IPC1-7):D21H27/00;D21H17/24;D21H19/24 |
主分类号 |
A23L3/00 |
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