The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 27, 2021
Filed:
Jan. 25, 2016
Toyobo Co., Ltd., Osaka, JP;
Daito Kasei Kogyo Co., Ltd., Osaka, JP;
Shuhei Yamamoto, Tsuruga, JP;
Yoshihisa Kasukabe, Osaka, JP;
Chikako Yamashita, Tsuruga, JP;
Takumi Tanaka, Osaka, JP;
Noboru Nagatani, Osaka, JP;
TOYOBO CO., LTD., Osaka, JP;
DAITO KASEI KOGYO CO., LTD., Osaka, JP;
Abstract
Provided is a polylactic-acid-containing aqueous dispersion capable of forming a transparent film at room temperature. A polylactic-acid-containing aqueous dispersion contains (1) polylactic acid; (2) at least one plasticizer selected from the group consisting of dimethyl adipate, diethyl adipate, dipropyl adipate, diisopropyl adipate, dibutyl adipate, diallyl adipate, bis(2-butoxyethyl) adipate, bis(2-methoxyethyl) adipate, dimethyl succinate, dimethyl glutarate, diethyl sebacate, diisopropyl sebacate, and mixtures thereof; (3) at least one dispersion stabilizer selected from the group consisting of cationic polymers, anionic polymers, polyvinyl alcohols, and non-ionic surfactants; and (4) water.