Title:
FILM HAVING MOISTURE PERMEABILITY AND WATER-PROOF PROPERTIES, AND PROCESS FOR PRODUCTION THEREOF
Document Type and Number:
WIPO Patent Application WO/2011/122183
Kind Code:
A1
Abstract:
Disclosed is a film having biodegradability, a high biomass degree, high flexibility, moisture permeability and water-proof properties.
Specifically disclosed is a film comprising polylactic acid and an inorganic filler and having moisture permeability and water-proof properties. The film is characterized by comprising a high-draw region (H1) and a low-draw region (L1) that are in parallel to a first direction and arranged alternately in a direction perpendicular to the first direction, and which has a stiffness of 15 to 30 mm and moisture permeability of 2000 to 4000 g/m2/24-hours.
Inventors:
YOSHIDA MASAKI (JP)
MIZUTANI SATOSHI (JP)
KONISHI TAKAYOSHI (JP)
NOZUMI HIROKO (JP)
MIZUTANI SATOSHI (JP)
KONISHI TAKAYOSHI (JP)
NOZUMI HIROKO (JP)
Application Number:
PCT/JP2011/054209
Publication Date:
October 06, 2011
Filing Date:
February 18, 2011
Export Citation:
Assignee:
UNICHARM CORP (JP)
YOSHIDA MASAKI (JP)
MIZUTANI SATOSHI (JP)
KONISHI TAKAYOSHI (JP)
NOZUMI HIROKO (JP)
YOSHIDA MASAKI (JP)
MIZUTANI SATOSHI (JP)
KONISHI TAKAYOSHI (JP)
NOZUMI HIROKO (JP)
International Classes:
B29C55/02; C08J5/18; C08K3/00; C08L67/04; B29K67/00; B29K105/04; B29L7/00
Domestic Patent References:
| WO2002062559A1 | 2002-08-15 | |||
| WO2002062559A1 | 2002-08-15 |
Foreign References:
| JPH093227A | 1997-01-07 | |||
| JP2007105302A | 2007-04-26 | |||
| JP2010005270A | 2010-01-14 | |||
| JP2001293033A | 2001-10-23 | |||
| JP2004331944A | 2004-11-25 | |||
| JP2002180361A | 2002-06-26 | |||
| JPS63182135A | 1988-07-27 | |||
| JP2009143111A | 2009-07-02 | |||
| JPH078520A | 1995-01-13 |
Other References:
See also references of EP 2554358A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Aoki 篤 (JP)
Aoki 篤 (JP)
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Claims: