Title:
HEAT-SHRINKABLE POLYLACTIC ACID FILM
Document Type and Number:
WIPO Patent Application WO/2003/082981
Kind Code:
A1
Abstract:
A polylactic acid film for use in shrink packaging, shrink binding packaging, and other applications such as shrink labels. After shrinkage, the film can be inhibited from suffering shrinkage in the longitudinal stretch direction. The labels or the like hence retains the intact appearance. The polylactic acid film comprises at least one layer comprising as the main component a resin composition comprising a polylactic acid polymer and an aliphatic polyester resin (A) having a melting point of 100 to 170°C and a glass transition temperature of 0°C or lower. It has been stretched at least uniaxially.
Inventors:
HIRUMA TAKASHI (JP)
Application Number:
PCT/JP2003/004093
Publication Date:
October 09, 2003
Filing Date:
March 31, 2003
Export Citation:
Assignee:
MITSUBISHI PLASTICS INC (JP)
HIRUMA TAKASHI (JP)
HIRUMA TAKASHI (JP)
International Classes:
B32B27/36; C08J5/18; C08L67/04; C08L67/02; (IPC1-7): C08L67/04; B32B27/36
Foreign References:
| JP2001146523A | 2001-05-29 | |||
| JPH09111107A | 1997-04-28 |
Other References:
See also references of EP 1491585A4
Attorney, Agent or Firm:
Oshima, Yumiko (1-20-10-203 Takadanobab, Shinjuku-ku Tokyo, JP)
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