发明名称 |
FLEXIBLE STRETCH/SHRINK FILM |
摘要 |
A multi-layered thermoplastic polyolefin film having an improved combination of physical characteristics is disclosed. In particular, the multi-layered film evidences an improved combination of abuse resistance, elongation, and flexibility. Preferred five layer embodiments of the film comprise (1) a core layer of very low density polyethylene; (2) two adjacent intermediate layers of a linear low density polyethylene and (3) two outer layers of an ethylene vinyl acetate copolymer or very low density polyethylene. |
申请公布号 |
CA1324749(C) |
申请公布日期 |
1993.11.30 |
申请号 |
CA19870553184 |
申请日期 |
1987.12.01 |
申请人 |
GRACE (W.R.) & CO. |
发明人 |
HERRAN, VINCENT W.;WOFFORD, GEORGE D. |
分类号 |
B32B7/02;B32B27/28;B32B27/32 |
主分类号 |
B32B7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|