申请人:Toyobo Co., Ltd.
公开号:EP3252103A1
公开(公告)日:2017-12-06
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.
本文提供了一种能在室温下形成透明薄膜的含聚乳酸的水性分散体。含聚乳酸的水性分散体包含 (1) 聚乳酸;(2) 至少一种增塑剂,选自己二酸二甲酯、己二酸二乙酯、己二酸二丙酯、己二酸二异丙酯、己二酸二丁酯、己二酸二烯丙基酯、己二酸二(2-丁氧基乙基)酯、己二酸二(2-甲氧基乙基)酯、丁二酸二甲酯、戊二酸二甲酯、癸二酸二乙酯、癸二酸二异丙酯及其混合物组成的组;(3) 至少一种分散稳定剂,选自阳离子聚合物、阴离子聚合物、聚乙烯醇和非离子表面活 性剂;以及 (4) 水。