Title:
POLYLACTIC ACID FILM OR SHEET AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2011/122465
Kind Code:
A1
Abstract:
Disclosed is a film or sheet comprising a resin composition that contains: (A) polylactic acid; (B) an acidic functional-group-modified olefin polymer that has an acidic functional group and exhibits an acid value between 10 and 70 mgKOH/g and a weight-average molecular weight between 10,000 and 80,000; (C) a tetrafluoroethylene polymer; and (D) a dicarboxylic acid ester plasticizer containing a compound represented by general formula (1). By weight, the resin composition contains at least 8 and less than 40 parts of the dicarboxylic acid ester plasticizer (D) per 100 parts of polylactic acid (A). Also disclosed is a method for manufacturing the disclosed film or sheet via a melt film formation method. The symbols in the formula are described in the specification.
Inventors:
SENDA, Hiroki (1-2 Shimohozumi 1-chome, Ibaraki-sh, Osaka 80, 〒5678680, JP)
千田洋毅 (〒80 大阪府茨木市下穂積１丁目１番２号日東電工株式会社内 Osaka, 〒5678680, JP)
千田洋毅 (〒80 大阪府茨木市下穂積１丁目１番２号日東電工株式会社内 Osaka, 〒5678680, JP)
Application Number:
JP2011/057322
Publication Date:
October 06, 2011
Filing Date:
March 25, 2011
Export Citation:
Assignee:
NITTO DENKO CORPORATION (1-2 Shimohozumi 1-chome, Ibaraki-shi Osaka, 80, 〒5678680, JP)
日東電工株式会社 (〒80 大阪府茨木市下穂積１丁目１番２号 Osaka, 〒5678680, JP)
SENDA, Hiroki (1-2 Shimohozumi 1-chome, Ibaraki-sh, Osaka 80, 〒5678680, JP)
日東電工株式会社 (〒80 大阪府茨木市下穂積１丁目１番２号 Osaka, 〒5678680, JP)
SENDA, Hiroki (1-2 Shimohozumi 1-chome, Ibaraki-sh, Osaka 80, 〒5678680, JP)
International Classes:
C08L67/04; B29C43/24; B29C43/52; B29C47/88; C08J5/18; C08K5/10; C08L23/26; C08L27/18; C08L101/16; B29L7/00
Attorney, Agent or Firm:
GOTO, Yukihisa (Minamimorimachi Kyodo Bldg, 2nd Floor 2-18, Kobai-cho, Kita-ku, Osaka-sh, Osaka 38, 〒5300038, JP)
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Claims: