Invention Grant
US09234075B2 Polylactic acid preparation method, polylactic acid resin prepared using the method, resin composition comprising the polylactic acid resin, and catalyst system for preparing polylactic acid
有权
聚乳酸制备方法，使用该方法制备的聚乳酸树脂，包含聚乳酸树脂的树脂组合物和用于制备聚乳酸的催化剂体系
- Patent Title: Polylactic acid preparation method, polylactic acid resin prepared using the method, resin composition comprising the polylactic acid resin, and catalyst system for preparing polylactic acid
- Patent Title (中): 聚乳酸制备方法，使用该方法制备的聚乳酸树脂，包含聚乳酸树脂的树脂组合物和用于制备聚乳酸的催化剂体系
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Application No.: US14507514Application Date: 2014-10-06
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Publication No.: US09234075B2Publication Date: 2016-01-12
- Inventor: Younghoon Lee , Chansu Kim , Hail Kwon , Changduk Kang , Jongchan Lee , Kwangmyung Cho , Sangho Cha , Hyunkee Hong
- Applicant: Samsung Electronics Co., Ltd. , SNU R&DB Foundation
- Applicant Address: KR Suwon-Si KR Seoul
- Assignee: SAMSUNG ELECTRONICS CO., LTD.,SNU R&DB FOUNDATION
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.,SNU R&DB FOUNDATION
- Current Assignee Address: KR Suwon-Si KR Seoul
- Agency: Leydig, Voit & Mayer, Ltd.
- Priority: KR10-2014-0014964 20140210
- Main IPC: C08G63/02
- IPC: C08G63/02 ; C08G63/82
Abstract:
A method of preparing polylactic acid by combining lactide with a main catalyst and cocatalyst, wherein the main catalyst includes an organometallic compound and a cocatalyst includes a nanoparticle; as well as a composition are provided.
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