Title:
HEAT-SHRINKABLE MULTILAYER FILM AND HEAT SHRINKABLE LABEL
Document Type and Number:
WIPO Patent Application WO/2013/035706
Kind Code:
A1
Abstract:
This invention provides a heat-shrinkable multilayer film which is capable of effectively preventing delamination by having excellent adhesion between front and back layers and intermediate layers, and which is not prone to leaving white stripes at fold lines. The invention further provides a heat-shrinkable label formed using said heat-shrinkable multilayer film. This heat-shrinkable multilayer film is formed by laminating, through the intermediary of adhesive layers, front and back layers containing a polyester resin and an intermediate layer containing a polystyrene resin, wherein the adhesive layers contain 50-95 wt% polystyrene resin and 5-50 wt% polyester elastomers.
Inventors:
ISHIKAWA KIYOYASU (JP)
MARUICHI NAOYUKI (JP)
MARUICHI NAOYUKI (JP)
Application Number:
PCT/JP2012/072499
Publication Date:
March 14, 2013
Filing Date:
September 04, 2012
Export Citation:
Assignee:
GUNZE KK (JP)
ISHIKAWA KIYOYASU (JP)
MARUICHI NAOYUKI (JP)
ISHIKAWA KIYOYASU (JP)
MARUICHI NAOYUKI (JP)
International Classes:
B32B27/30; B29C61/06; B32B7/02; B65D23/08; G09F3/04; B29K25/00; B29K67/00; B29K105/02; B29L9/00
Domestic Patent References:
| WO2012070130A1 | 2012-05-31 |
Foreign References:
| JP2010241055A | 2010-10-28 | |||
| JP2010264657A | 2010-11-25 | |||
| JP2011056736A | 2011-03-24 |
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
Patent business corporation Yasutomi international patent firm (JP)
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Claims: