发明名称 |
GAS-PERMEABLE FILM, MANUFACTURING METHOD THEREFORE, AND PACKAGING BAG USING SAID GAS-PERMEABLE FILM |
摘要 |
Disclosed is a gas-permeable film that has increased gas permeability and can be used as a packaging film suitable for a wide range of applications, in particular for packaging a wide variety of articles. Said gas-permeable film 1 has gas-permeable sections provided on a base plastic film of a prescribed thickness. Each gas-penneable section 3L is a recession 3 that is recessed and distended a prescribed amount from one surface of the base plastic film 2 towards the other surface such that the bottom of said recession protrudes outwards from said other surface. Each recession 3 is formed such that the thickness thereof decreases gradually from the top opening towards the aforementioned bottom, with the bottom being the thinnest part. |
申请公布号 |
KR20130087373(A) |
申请公布日期 |
2013.08.06 |
申请号 |
KR20127029744 |
申请日期 |
2011.04.23 |
申请人 |
FUKUMARU CO., LTD. |
发明人 |
YAMAMOTO MASAKAZU;FUKUYAMA KATSUYOSHI |
分类号 |
B65D81/26;B32B3/26;B32B27/00;B65D33/01 |
主分类号 |
B65D81/26 |
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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