发明名称 |
POROUS FILM FOR BAG-CONSTITUTING MEMBER AND BAG-CONSTITUTING MEMBER FOR DISPOSABLE BODY WARMER |
摘要 |
Disclosed is a porous film for a bag-constituting member prepared by stretching an unstretched film to be porous. The unstretched film is made from a material composition essentially including a linear low-density polyethylene; an olefinic copolymer having a Vicat softening point of from 20° C. to 50° C. and a density of less than 0.900 g/cm3; and an inorganic filler. The porous film excels in low-temperature heat sealability and gives a bag-constituting member for a body warmer. |
申请公布号 |
US2012318253(A1) |
申请公布日期 |
2012.12.20 |
申请号 |
US201213486211 |
申请日期 |
2012.06.01 |
申请人 |
NAGAMI HIROSHI;TAKEDA YASUHIRO;NITTO LIFETEC CORPORATION |
发明人 |
NAGAMI HIROSHI;TAKEDA YASUHIRO |
分类号 |
C08L23/06;A61F7/08;B65D30/04 |
主分类号 |
C08L23/06 |
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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