发明名称 |
Packaging material and packaging bag made thereof |
摘要 |
<p>A packaging material capable of having a desired sealing strength with ease and a packaging bag using such material are provided. A packaging material (1), which serves as either one of a first and a second packaging materials (1, 1A) to be heat-sealed to each other, includes a sealing portion (2). This sealing portion is weaker in sealing strength than other portions and composed of an applied area (3) of a coating agent preventing the heat sealing and a non-applied area (4) of the coating agent. The applied area and the non-applied area are easily changed in an area size from each other depending on the sealing strength required for the sealing portion. <IMAGE></p> |
申请公布号 |
EP1288141(A2) |
申请公布日期 |
2003.03.05 |
申请号 |
EP20020255505 |
申请日期 |
2002.08.06 |
申请人 |
HOSOKAWA YOKO CO., LTD |
发明人 |
INUZUKA, TAKESHI;NIWA, SUSUMU;KOTANI, TAKAYUKI |
分类号 |
A61J1/05;B31B19/64;B32B15/04;B65D30/02;B65D30/22;B65D65/40;B65D65/42;B65D75/58;B65D81/32;(IPC1-7):B65D81/32;B29C65/00 |
主分类号 |
A61J1/05 |
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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