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Patent Searching and Data


Title:
BIODEGRADABLE ACID-MODIFIED POLYESTER-BASED RESIN, AND LAMINATE
Document Type and Number:
WIPO Patent Application WO/2019/049798
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a biodegradable acid-modified polyester-based resin with which it is possible to obtain a laminate containing a polyvinyl-alcohol-based resin layer and a biodegradable resin layer, the laminate having little roughness at an adhesive layer interface between the two layers, and having both exceptional adhesiveness and an exceptional external appearance. The present invention pertains to a biodegradable acid-modified polyester-based resin having an acid value of 2.0-6.5 mg KOH/g.

Inventors:
MISAWA Hiroto (2-4, Komatsubara-cho, Kita-ku, Osaka-sh, Osaka 18, 〒5300018, JP)
KUROKAWA Noriaki (2-4, Komatsubara-cho, Kita-ku, Osaka-sh, Osaka 18, 〒5300018, JP)
TANIGUCHI Masahiko (2-4, Komatsubara-cho, Kita-ku, Osaka-sh, Osaka 18, 〒5300018, JP)
Application Number:
JP2018/032476
Publication Date:
March 14, 2019
Filing Date:
August 31, 2018
Export Citation:
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Assignee:
THE NIPPON SYNTHETIC CHEMICAL INDUSTRY CO., LTD. (2-4 Komatsubara-cho, Kita-ku Osaka-sh, Osaka 18, 〒5300018, JP)
International Classes:
C08F283/00; B32B27/30; B32B27/36; C08G63/91; C08L101/16
Foreign References:
JPS63223039A1988-09-16
JP2003089746A2003-03-28
JPH0841140A1996-02-13
JP2013212682A2013-10-17
JP2008155433A2008-07-10
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (Toranomon East Bldg. 10F, 7-13 Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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