发明名称 |
Mikroporöse Folie aus Polyethylen und Verfahren zu ihrer Herstellung. |
摘要 |
<p>Microporous film of polyethylene with a high degree of moisture vapour transmission rate and permeability to air and a process for the production of such a film from a polyolefine by extruding a solution of the polyolefine in a first solvent, followed by cooling, the removal of the solvent and stretching of the film, in which both sides of the film are brought into close contact with a second solvent for the polyolefine before the film is contacted with the cooling agent.</p> |
申请公布号 |
DE69201075(D1) |
申请公布日期 |
1995.02.16 |
申请号 |
DE1992601075 |
申请日期 |
1992.02.13 |
申请人 |
DSM N.V., HEERLEN, NL |
发明人 |
FORTUIN, HENRICUS MATHEUS, NL-6211 CZ MAASTRICHT, NL;SIMMELINK, JOSEPH ARNOLD PAUL MARIA, NL-6245 EE EIJSDEN, NL |
分类号 |
B29C55/02;B01D67/00;B01D71/26;B29C55/00;B29K23/00;B29K105/04;B29L7/00;C08J5/18;C08J9/28;(IPC1-7):B29C55/00 |
主分类号 |
B29C55/02 |
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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