阅读说明：本技术 透气膜 (Breathable film ) 是由 R·柯普林 D·贝克尔 C·迈尔 T·阿尔托 于 2020-05-02 设计创作，主要内容包括：本发明涉及透气膜。所述膜的比落球冲击下落高度为大于100 mm/(克聚合物/平方米)。所述膜具有在24小时内至少1000 g/m～(2)的水蒸气可透性。所述膜在机器方向上的断裂伸长率为小于200％。(The present invention relates to breathable films. The film has a specific falling ball impact drop height of greater than 100 mm/(gram polymer per square meter). The film has at least 1000 g/m in 24 hours 2 Water vapor permeability of (2). The film has an elongation at break in the machine direction of less than 200%.)