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Title:
FILM FOR HEAT-SHRINKABLE PACKAGING
Document Type and Number:
Japanese Patent JP2006062681
Kind Code:
A
Abstract:

To provide a heat-shrinkable polyester film with excellent perforation cutting properties and straight line tearing properties.

An easily tearing film for heat-shrinkable packaging is characterized by a drawn film having a structure in which a polycarbonate incompatible to copolymerized polyester is dispersed in an insular strip in the copolymerized polyester, a haze of ≤20%, a shrinkage factor in hot water when it is treated for 10 sec in hot water of 80°C of ≥35% in the main shrinking direction and of ≤10% in the direction of intersecting at right angles to the main shrinking direction, and straight line tearing properties in the longitudinal direction.


Inventors:
OKADA SHINICHIRO
Application Number:
JP2004245072A
Publication Date:
March 09, 2006
Filing Date:
August 25, 2004
Export Citation:
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Assignee:
TEIJIN DUPONT FILMS JAPAN LTD
International Classes:
B65D65/02; B29C61/06; C08J5/18; C08L67/02; B29K67/00; B29K105/02; C08L69/00
Attorney, Agent or Firm:
Hideko Mihara



 
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