发明名称 |
Fastener and wrapping bag having the same. |
摘要 |
<p>The present invention relates to a fastener (1) having a pair of elements (2,3) capable of being engaged to each other and relates to a wrapping bag (4) having the fastener. The fastener is arranged in such a manner that at least its portion (2A,2B) to be welded to the bag body (4) is mainly made of ethylene vinyl acetate copolymer resin containing vinyl acetate by 1 to 9% and having melt index of 0.5 to 6.0 g/10 minutes. The wrapping bag (4) having the fastener can (1) be obtained by welding the fastener (1) to a base film (5), and by sealing an end portion (6) with heat.</p> |
申请公布号 |
EP0371402(A2) |
申请公布日期 |
1990.06.06 |
申请号 |
EP19890121699 |
申请日期 |
1989.11.24 |
申请人 |
IDEMITSU PETROCHEMICAL CO. LTD. |
发明人 |
MATSUI, KAZUFUMI IDEMITSU PETROCHEMICAL CO., LTD. |
分类号 |
A44B19/16;A44B19/34;B65D33/25;C08L23/16 |
主分类号 |
A44B19/16 |
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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