| 发明名称 |
PELICULA TERMOPLASTICA DE MULTI-CAMADAS,CONTRAIVEL POR CALOR,PARA EMBALAGEM,PROCESSO PARA SUA PRODUCAO E SACO FEITO A PARTIR DA MESMA |
| 摘要 |
<p>Disclosed is a heat-shrinkable, oriented, multi-layer packaging film. The film has at least two layers comprising EVA. One of the EVA layers is of EVA having a melt index different from the melt index of the EVA of the other layer or layers.</p> |
| 申请公布号 |
BR8804501(A) |
申请公布日期 |
1989.04.04 |
| 申请号 |
BR19888804501 |
申请日期 |
1988.09.01 |
| 申请人 |
W.R. GRACE & CO. CONN |
发明人 |
THOMAS C. WARREN |
| 分类号 |
B29C47/06;B29C61/06;B29K29/00;B29K55/00;B29K105/02;B29L9/00;B29L22/00;B32B7/02;B32B27/28;B65D30/02;(IPC1-7):C08J5/18;B32B27/32;B65D81/24;B65B25/06;B32B27/30 |
主分类号 |
B29C47/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
