发明名称 |
Verpackung und Herstellungsverfahren dafür |
摘要 |
<p>Packaging is provided having one or more walls formed from a material comprising two or more layers of polyvinyl alcohol which have been co-extruded or co-moulded together during manufacture. The polyvinyl alcohol used in at least two of the layers differs in type, form, thickness and/or one or more characteristics.</p> |
申请公布号 |
DE602009000213(D1) |
申请公布日期 |
2010.11.04 |
申请号 |
DE20096000213T |
申请日期 |
2009.04.03 |
申请人 |
CHEMLINK SPECIALITIES LTD. |
发明人 |
WHITCHURCH, GRAHAM |
分类号 |
B65D65/46;B29C47/00;B29C47/06;B32B7/02;B32B27/08 |
主分类号 |
B65D65/46 |
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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