发明名称 |
Lid of container and container for instant foods using the same |
摘要 |
A lid which is to be heat-sealed on a container, including a laminated sheet composed of a base layer, an adhesive layer, a metallic layer, and a heat-sealable resin layer, in which the base layer includes a single layer of a stretched resin film having many microvoids or a laminate containing at least the stretched resin film, the lid having an indication of the direction of stripping, including a lug provided at the periphery thereof or a print thereon, in such a manner that the indicated direction of stripping should be set within a range of +/-45 DEG with respect to the direction of greatest thermal expansion coefficient of the base layer when heated from 30 DEG C. up to 80 DEG C. at a rate of temperature rise of 10 DEG C./min for 5 minutes. When hot water is poured into a container with the lid partly stripped, the lid is heated by the steam to close the container without assistance.
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申请公布号 |
US5316777(A) |
申请公布日期 |
1994.05.31 |
申请号 |
US19920869188 |
申请日期 |
1992.04.16 |
申请人 |
OJI YUKI GOSEISHI CO., LTD.;TOKAI ALUMINUM FOIL CO., LTD. |
发明人 |
TOYODA, TAKASHI;HOSONO, YASUJI;FUNATO, TAKASHI;MIYAJI, TAKASHI;KOHAMA, YUKIO;YAMADA, KAZUNORI;WATANABE, TOSHIAKI;KANAI, CHIAKI |
分类号 |
B32B27/20;B65D17/40;B65D77/20;(IPC1-7):B32B3/26;B65D85/72 |
主分类号 |
B32B27/20 |
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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