Title:
BIODEGRADABLE FLEXIBLE SHEET
Document Type and Number:
Japanese Patent JP2007186543
Kind Code:
A
Abstract:
To provide a biodegradable flexible sheet suitable for sheet molding by calendering method, having flexibility and excellent in blocking resistance.
In a flexible sheet having 0.1-1.0 mm thickness and containing 100 pts.mass biodegradable resin component and 5-50 pts. plasticizer component, the biodegradable resin component comprises as indispensable three components (a) 25-75 mass% polylactic acid resin, (b) 19-70 mass% aliphatic polyester resin which is different from the polylactic acid resin (a) and (c) 1-15 mass% aliphatic-aromatic copolyester resin and as necessary, inorganic porous particles adsorbing a part of the plasticizer component. The flexible sheet may be formed on a base fabric composed of a biodegradable fabric.
Inventors:
SAKAI YUUKI
Application Number:
JP2006003492A
Publication Date:
July 26, 2007
Filing Date:
January 11, 2006
Export Citation:
Assignee:
HIRAOKA & CO LTD
International Classes:
C08L67/04; B32B5/24; B32B27/36; C08J5/18; C08K5/103; C08K7/24; C08K9/04; C08L101/16
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Kazuyuki Nishidate
Tetsuji Koga
Masaya Nishiyama
Takashi Ishida
Kazuyuki Nishidate
Tetsuji Koga
Masaya Nishiyama