| 发明名称 |
POLYMER BLEND FILMS,THEIR PREPARATION AND USE |
| 摘要 |
A moisture vapor transmitting film comprising a blend of polyurethane and an incompatible polymer characterized in that the incompatible polymer forms a discrete phase within a continuous matrix of polyurethane and that said film contains voids and processes for the manufacture thereof. |
| 申请公布号 |
ZA8105523(B) |
申请公布日期 |
1982.09.29 |
| 申请号 |
ZA19810005523 |
申请日期 |
1981.08.11 |
| 申请人 |
SMITH & NEPHEW ASS |
发明人 |
LLOYD RONALD;METCALFE PETER JOSEPH |
| 分类号 |
A61L15/58;A61L15/16;A61L15/22;B29B7/00;B29C47/00;C08J9/00;C08J9/02;C08L75/04 |
主分类号 |
A61L15/58 |
| 代理机构 |
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代理人 |
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