Title:
COEXTRUDED FILM, AND BAG USING SAME
Document Type and Number:
WIPO Patent Application WO/2012/014902
Kind Code:
A1
Abstract:
A coextruded film (10) has an adhesive layer (12), comprising a blend of a maleic anhydride modified polyolefin resin and a polyolefin resin, disposed between a barrier layer (11), comprising an ethylene vinyl alcohol copolymer, and a sealant layer (13), comprising a polyolefin resin. The use of the adhesive layer enables the provision of a coextruded film having sufficient barrier characteristics from the barrier layer comprising an ethylene vinyl alcohol copolymer, and having an excellent appearance with a good surface gloss and the suppression of surface irregularities.
Inventors:
IWASAKI TOSHIHARU (JP)
NAKAMURA MANABU (JP)
YOSHIDA HARUYUKI (JP)
NAKAMURA MANABU (JP)
YOSHIDA HARUYUKI (JP)
Application Number:
PCT/JP2011/066987
Publication Date:
February 02, 2012
Filing Date:
July 26, 2011
Export Citation:
Assignee:
HOSOKAWA YOKO KK (JP)
IWASAKI TOSHIHARU (JP)
NAKAMURA MANABU (JP)
YOSHIDA HARUYUKI (JP)
IWASAKI TOSHIHARU (JP)
NAKAMURA MANABU (JP)
YOSHIDA HARUYUKI (JP)
International Classes:
B32B27/28; B32B27/32; B65D30/02; B65D65/40; B65D81/24
Foreign References:
| JPH08507011A | 1996-07-30 | |||
| JPH02150481A | 1990-06-08 | |||
| JP2001277441A | 2001-10-09 | |||
| JPH11342569A | 1999-12-14 | |||
| JP2001098121A | 2001-04-10 | |||
| JPS5214683A | 1977-02-03 | |||
| JP2837434B2 | 1998-12-16 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
Download PDF:
Claims:
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