| 发明名称 |
SPOUT AND PACKAGING BAG WITH SPOUT |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a spout which is inexpensively producible and is superior in a gas barrier characteristic. <P>SOLUTION: The peripheral wall 11 of a spout 10 includes an inner layer 11a and an outer layer 11c made of the first resin and a middle layer 11b made of the second resin having a gas barrier characteristic and positioned between the inner layer 11a and the outer layer 11c. The spout 10 is integrally formed by coinjection molding. <P>COPYRIGHT: (C)2012,JPO&INPIT |
| 申请公布号 |
JP2012162272(A) |
申请公布日期 |
2012.08.30 |
| 申请号 |
JP20110021941 |
申请日期 |
2011.02.03 |
| 申请人 |
KATA SYSTEMS CO |
发明人 |
HORAOKU YUKIO;HORINOUCHI HIROHISA |
| 分类号 |
B65D33/38;B29C45/16;B65D65/40 |
主分类号 |
B65D33/38 |
| 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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