| 发明名称 |
Packaging material with cavity, in particular for vegetable material |
| 摘要 |
The invention concerns a packaging material comprising two layers delimiting between them a cavity. A substance capable of retaining gas therein is housed in the cavity and one of the layers is permeable to gas ethylene and impermeable to water vapour.
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| 申请公布号 |
US2005147772(A1) |
申请公布日期 |
2005.07.07 |
| 申请号 |
US20050511599 |
申请日期 |
2005.03.03 |
| 申请人 |
BEAUDOUIN JEAN-MICHEL CLAUDE E.;DREAN HENRI |
发明人 |
BEAUDOUIN JEAN-MICHEL CLAUDE E.;DREAN HENRI |
| 分类号 |
B65D85/50;B01J20/28;B65D65/02;B65D65/42;B65D81/24;B65D81/26;B65D85/34;(IPC1-7):B65D1/00 |
主分类号 |
B65D85/50 |
| 代理机构 |
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