| 发明名称 |
VAERMEFOERSEGLINGSBAR FOERPACKNINGSFOLIE. |
| 摘要 |
<p>A polyolefin film which comprises a polypropylene base layer and at least one top layer comprising a propylene polymer, wherein the base layer is formed of an isotactic polypropylene and the top layer of a copolymer of an o-olefin having 2 to 8 carbon atoms and a syndiotactic propylene, has high sealed-seam strength and excellent optical properties and is useful as, for example, a packaging material.</p> |
| 申请公布号 |
FI915214(A0) |
申请公布日期 |
1991.11.05 |
| 申请号 |
FI19910005214 |
申请日期 |
1991.11.05 |
| 申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
BOTHE, LOTHAR;DOLLE, VOLKER;WINTER, ANDREAS;WILHELM, THOMAS |
| 分类号 |
B29C55/12;B29K23/00;B29L7/00;B32B27/32;B65B51/10;B65D65/40;C08F8/00;C08F10/06;C08J5/18;(IPC1-7):B32B/ |
主分类号 |
B29C55/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
