发明名称 |
PACKAGING BAG AND SEALED DISPLAY DEVICE CONTAINING THE SAME |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a packaging bag composed of a gas-barrier laminate being capable of preventing permeation of oxygen and water vapor not only from the surface but also from end surfaces and also having transparency and a sealed display device containing the packaging bag. <P>SOLUTION: The packaging bag is obtained by forming a laminate including a first transparent gas-barrier film, an adhesive resin layer laminated on the first transparent gas-barrier film, a second transparent gas-barrier film laminated on the adhesive resin layer and a heat-fused layer laminated on the second transparent gas-barrier film into a bag with the heat-fused layer as the innermost layer. The adhesive resin layer is a layer of a fluororesin formed with a fluorine-containing copolymer having cross-linking groups and a hardening agent reacting with the cross-linking groups, and the heat-fused layer is a layer composed of an olefinic hot-melt resin composition. A sealed display device consisting of a display element sealed in the packaging bag is also provided. <P>COPYRIGHT: (C)2012,JPO&INPIT |
申请公布号 |
JP2011230453(A) |
申请公布日期 |
2011.11.17 |
申请号 |
JP20100104854 |
申请日期 |
2010.04.30 |
申请人 |
DAINIPPON PRINTING CO LTD |
发明人 |
KAMITORI MASAKAZU;MATSUI SHIGEKI;KOKURYO TOSHINARI |
分类号 |
B32B27/30;B32B27/00;B65D30/02;B65D65/40;G02B1/10 |
主分类号 |
B32B27/30 |
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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