发明名称 |
BIODEGRADABLE CAP HAVING EXCELLENT UNCAPPING PROPERTIES AND VESSEL WITH BIODEGRADABLE CAP |
摘要 |
<p>A cap having biodegrading property comprising a cap shell including a top panel and a skirt portion, and a liner member applied to the inner surface of the top panel of the cap shell, wherein the cap shell is made of a resin composition of a hard aliphatic polyester resin (A) and a soft aliphatic polyester resin (B) which are blended at a weight ratio of A:B = 20:80 to 80:20, and the liner member has biodegrading property. A container with cap is provided effectively preventing the generation of resin powder at the time of the opening/closing operation even when the cap is used for a container made of a rigid biodegradable resin such as of polylactic acid, exhibiting excellent sealing and formability. Besides, the packing container as a whole features biodegrading property and is environmentally friendly.</p> |
申请公布号 |
EP1790583(A4) |
申请公布日期 |
2008.10.08 |
申请号 |
EP20050772550 |
申请日期 |
2005.08.10 |
申请人 |
TOYO SEIKAN KAISHA, LTD.;JAPAN CROWN CORK CO. LTD. |
发明人 |
ITOH, TAKUROU;HAYASHI, HIROAKI;ISHII, OSAMU;HASHIMOTO, KATSUMI |
分类号 |
B65D53/04 |
主分类号 |
B65D53/04 |
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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