发明名称 |
MULTILAYER PLASTIC SHEET FOR MAKING VESSELS WITH A WELDED CLOSURE AND VESSELS FABRICATED WITH THIS SHEET |
摘要 |
<p>PCT No. PCT/FR90/00744 Sec. 371 Date Jun. 18, 1991 Sec. 102(e) Date Jun. 18, 1991 PCT Filed Oct. 10, 1990 PCT Pub. No. WO91/05656 PCT Pub. Date May 2, 1991.Multilayer sheet for making containers with lid closed by sealing. The upper layer 7 is comprised of an heterogeneous mixture of two products having different coefficients of viscosity, the most fluid product being compatible with the lower layer 8 of the lid. Removal of the lid leads to tearing of the upper layer 7 by decohesion.</p> |
申请公布号 |
CA2027886(A1) |
申请公布日期 |
1991.04.19 |
申请号 |
CA19902027886 |
申请日期 |
1990.10.17 |
申请人 |
PINSOLLE, FRANCIS;CHAUPIN, VINCENT |
发明人 |
PINSOLLE, FRANCIS;CHAUPIN, VINCENT |
分类号 |
B65D77/20;B32B7/06;B32B27/30;B32B27/32 |
主分类号 |
B65D77/20 |
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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