| 发明名称 |
High performance air and oil filters impregnated with a binder |
| 摘要 |
<p>High performance filters comprising a basestock impregnated with an aqueous based poly(vinyl alcohol) graft emulsion copolymer as binder. The aqueous based poly(vinyl alcohol) graft emulsion copolymer binder is prepared by graft polymerizing one or more ethylenically unsaturated monomer in an aqueous poly(vinyl alcohol) solution in which at least 30 % of the total poly(vinyl alcohol) is 70 to 97 mol % hydrolyzed.</p> |
| 申请公布号 |
EP1156156(B1) |
申请公布日期 |
2006.03.15 |
| 申请号 |
EP20010111918 |
申请日期 |
2001.05.17 |
| 申请人 |
AIR PRODUCTS POLYMERS, L.P. |
发明人 |
RABASCO, JOHN JOSEPH;JONES, RONALD BERNAL;LENNEY, WILLIAM EDWARD;DAVIDOWICH, GEORGE |
| 分类号 |
D21H27/08;D04H1/64;D21H11/00;D21H17/36;D21H17/38 |
主分类号 |
D21H27/08 |
| 代理机构 |
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