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Title:
BAG FOR CULTURING FRUIT
Document Type and Number:
Japanese Patent JP3197358
Kind Code:
B2
Abstract:

PURPOSE: To obtain a bag for culturing fruit having excellent insecticidal effects and workability by adding a finely powdered filter to a polylactic acid-based mixture to give a resin composition, melting the composition into a film, stretching the film in one direction to give a porous film and making the film into a bag.
CONSTITUTION: A resin composition comprising (A) 100 pts.wt. polylactic acid- based mixture composed of (i) 80-100wt.% polylactic acid or lactic acid- hydroxycarboxylic acid copolymer and (ii) 0-20wt.% plasticizer, (B) 40-250 pts.wt. finely powdered filler having 0.1-7μm average particle diameter and (C) 0.001-2 pts.wt. ultraviolet absorber is extruded preferably at 100-270°C (more preferably 130-250°C), drawn at least in one direction in 1.1-10 times (preferably 1.1-7 times) to give a porous film, which is made into a bag to give the objective bag.


Inventors:
Shinobu Moriya
Masahiro Washino
Norimasa Shinoda
Hirotoshi Sano
Application Number:
JP24059092A
Publication Date:
August 13, 2001
Filing Date:
September 09, 1992
Export Citation:
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Assignee:
Mitsui Chemicals, Inc.
International Classes:
A01G13/02; B29D7/01; (IPC1-7): A01G13/02
Domestic Patent References:
JP3187323A
JP4210526A
JP6297559U
JP6166463U