Title:
MULTILAYERED LACTIC-ACID-BASED FLEXIBLE FILM
Document Type and Number:
WIPO Patent Application WO/2008/023721
Kind Code:
A1
Abstract:
A lactic-acid-based flexible film obtained using a lactic acid polymer as a main raw material. It suffers no blocking even when stored in a roll form, is inhibited from decreasing in molecular weight, and can be wound into a wrapping film roll having a small radius. It is a multilayered lactic-acid-based flexible film which is composed of at least three layers, and is characterized in that both surface layers each comprises a polyolefin polymer (A) as the main component and the interlayer comprises, as the main component, a lactic-acid-based resin mixture composition (B) comprising a lactic acid polymer (B-1) and a lactic acid copolymer (B-2).
Inventors:
SUZUKI MAIKO (JP)
NEMOTO TOMOYUKI (JP)
NEMOTO TOMOYUKI (JP)
Application Number:
PCT/JP2007/066237
Publication Date:
February 28, 2008
Filing Date:
August 22, 2007
Export Citation:
Assignee:
MITSUBISHI PLASTICS INC (JP)
SUZUKI MAIKO (JP)
NEMOTO TOMOYUKI (JP)
SUZUKI MAIKO (JP)
NEMOTO TOMOYUKI (JP)
International Classes:
B32B27/32; B32B27/36; C08L67/04; C08L101/16
Domestic Patent References:
| WO2006075634A1 | 2006-07-20 |
Foreign References:
| JP2006051826A | 2006-02-23 | |||
| JP2006016605A | 2006-01-19 |
Attorney, Agent or Firm:
TAKEUCHI, Saburo et al. (Ichizawa & Associates6F., Akasaka 2-chome,Annex, 19-8, Akasaka 2-chome,Minato-k, Tokyo ., JP)
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