Title:
【発明の名称】金属層を含まない複合フイルム
Document Type and Number:
Japanese Patent JP2728538
Kind Code:
B2
Abstract:
The composite film contains individual layers of polyvinyl alcohol, a polyolefin, an ethylene/vinyl alcohol and a polyolefin in that order and is comparable in its barrier properties to water vapor and gas with composite films containing metal layers without having any of their disadvantages.
Inventors:
KURAUSU RUNTO
HORUGAA PURAISU
HORUGAA PURAISU
Application Number:
JP6988090A
Publication Date:
March 18, 1998
Filing Date:
March 22, 1990
Export Citation:
Assignee:
BORUFU BARUSURODE AG
International Classes:
B32B27/08; B32B27/28; B32B27/30; B32B27/32; B32B27/34; B65D65/40; (IPC1-7): B32B27/30; B32B27/28; B32B27/32; B32B27/34; B65D65/40
Domestic Patent References:
| JP62234929A |
Attorney, Agent or Firm:
Heiyoshi Odashima