发明名称 |
HIGHLY BREATHABLE BIODEGRADABLE FILMS |
摘要 |
A breathable film having a base layer comprising first filler particles and second filler particles dispersed within a biodegradable polymer matrix is provided. The first filler particles constitute from about 25 wt. % to about 75 wt. % of the base layer and the second filler particles constitute from about 0.1 wt. % to about 10 wt. % of the base layer. The ratio of the average size of the first filler particles to the average size of the second filler particles being from about 2 to about 100. The film exhibits a water vapor transmission rate of about 2,000 g/m2/24 hours or more and a peak load in the machine direction of about 800 grams-force per inch or more.
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申请公布号 |
US2010068484(A1) |
申请公布日期 |
2010.03.18 |
申请号 |
US20090373976 |
申请日期 |
2009.04.07 |
申请人 |
KIMBERLY-CLARK WORLDWIDE, INC. |
发明人 |
KAUFMAN ROSS T. |
分类号 |
B32B7/02;B29D7/01;B32B38/00 |
主分类号 |
B32B7/02 |
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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