Title:
HEAT-SHRINKABLE PACKAGING MATERIAL
Document Type and Number:
Japanese Patent JP2003165191
Kind Code:
A
Abstract:
To provide a heat-shrinkable packaging material capable of preventing environmental pollution after opening by putting the easiness to dispose of a biodegradable resin to practical use.
The heat-shrinkable packaging material has a biodegradable heat-shrinkable film, a pattern layer printed on the biodegradable that-shrinkable film and containing a polyester containing a sulfonate-containing structure as a main binder, an overcoat layer provided so as to cover the pattern layer to prevent thermal adhesion, a mixture of a polylactic acid type resin having a polylactic acid segment and a polyglycerine segment and an organic solvent soluble polysaccharide, and a heat-seal agent layer selectively provided to a heat seal region.
Inventors:
MIYAMOTO TAKASHI
HOTTA YASUNARI
KAKU TOSHIYUKI
OKUYAMA KAZUNORI
SUZUKI AKIRA
HOTTA YASUNARI
KAKU TOSHIYUKI
OKUYAMA KAZUNORI
SUZUKI AKIRA
Application Number:
JP2001366499A
Publication Date:
June 10, 2003
Filing Date:
November 30, 2001
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
TOYO BOSEKI
TOYO INK MFG CO
TOYO BOSEKI
TOYO INK MFG CO
International Classes:
B65D65/46; B32B7/02; B32B7/14; B32B27/36; C08G63/688; C08K5/29; C08L1/08; C08L3/06; C08L67/04; C08L101/16; C09D11/02; C09D101/00; C09D103/04; C09D167/02; C09D175/06; (IPC1-7): B32B27/36; B32B7/02; B32B7/14; B65D65/46; C08G63/688; C08K5/29; C08L1/08; C08L3/06; C08L67/04; C09D11/02; C09D101/00; C09D103/04; C09D167/02; C09D175/06