WO2012169791A3 - 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물 - Google Patents

락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물 Download PDF

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WO2012169791A3
WO2012169791A3 PCT/KR2012/004484 KR2012004484W WO2012169791A3 WO 2012169791 A3 WO2012169791 A3 WO 2012169791A3 KR 2012004484 W KR2012004484 W KR 2012004484W WO 2012169791 A3 WO2012169791 A3 WO 2012169791A3
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Prior art keywords
lactide copolymer
repeating units
same
resin composition
preparing
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PCT/KR2012/004484
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English (en)
French (fr)
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WO2012169791A2 (ko
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윤성철
박승영
심도용
손정민
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주식회사 엘지화학
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Priority to EP12796320.5A priority Critical patent/EP2719714B1/en
Priority to ES12796320.5T priority patent/ES2645747T3/es
Priority to JP2014513458A priority patent/JP5793616B2/ja
Priority to CN201280028389.XA priority patent/CN103619905B/zh
Publication of WO2012169791A2 publication Critical patent/WO2012169791A2/ko
Publication of WO2012169791A3 publication Critical patent/WO2012169791A3/ko
Priority to US14/095,647 priority patent/US9062147B2/en

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Abstract

본 발명은 기계적 물성 및 가공성 등의 제반 물성이 우수하면서도, 유연성이 우수하여 포장용 재료 등으로서 유용하게 사용될 수 있는 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물에 관한 것이다. 상기 락타이드 공중합체는 폴리에테르 폴리올 반복단위의 소프트세그먼트의 양 말단에, 폴리락타이드 반복단위의 하드세그먼트가 결합된 소정의 블록 공중합 반복단위를 둘 이상 포함하고, 상기 블록 공중합 반복단위들은 분자당 평균 이소시아네이트기의 당량이 2 초과 3 미만인 다가 이소시아네이트 화합물로부터 유도된 우레탄 연결기를 매개로 서로 연결되어 있는 것이다.
PCT/KR2012/004484 2011-06-07 2012-06-07 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물 WO2012169791A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP12796320.5A EP2719714B1 (en) 2011-06-07 2012-06-07 Lactide copolymer, method for preparing same, and resin composition comprising same
ES12796320.5T ES2645747T3 (es) 2011-06-07 2012-06-07 Copolímero de lactida, método para prepararlo, y composición de resina que lo incluye
JP2014513458A JP5793616B2 (ja) 2011-06-07 2012-06-07 ラクチド共重合体、その製造方法およびそれを含む樹脂組成物
CN201280028389.XA CN103619905B (zh) 2011-06-07 2012-06-07 丙交酯共聚物、其制备方法以及包含该丙交酯共聚物的树脂组合物
US14/095,647 US9062147B2 (en) 2011-06-07 2013-12-03 Lactide copolymer, a preparation method thereof, and a resin composition including the same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2011-0054752 2011-06-07
KR20110054752 2011-06-07
KR10-2012-0060883 2012-06-07
KR20120060883A KR20120135890A (ko) 2011-06-07 2012-06-07 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/095,647 Continuation US9062147B2 (en) 2011-06-07 2013-12-03 Lactide copolymer, a preparation method thereof, and a resin composition including the same

Publications (2)

Publication Number Publication Date
WO2012169791A2 WO2012169791A2 (ko) 2012-12-13
WO2012169791A3 true WO2012169791A3 (ko) 2013-03-07

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PCT/KR2012/004484 WO2012169791A2 (ko) 2011-06-07 2012-06-07 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물

Country Status (7)

Country Link
US (1) US9062147B2 (ko)
EP (1) EP2719714B1 (ko)
JP (1) JP5793616B2 (ko)
KR (2) KR20120135890A (ko)
CN (1) CN103619905B (ko)
ES (1) ES2645747T3 (ko)
WO (1) WO2012169791A2 (ko)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104837900B (zh) 2012-12-04 2018-04-27 Lg化学株式会社 定向膜
JP5968547B2 (ja) 2012-12-06 2016-08-10 エルジー・ケム・リミテッド ラクチド共重合体、これを含む樹脂組成物およびフィルム
WO2014088321A1 (ko) * 2012-12-06 2014-06-12 주식회사 엘지화학 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물
KR101921697B1 (ko) * 2013-03-19 2018-11-26 에스케이케미칼 주식회사 유연 폴리유산 수지 조성물
CN104774314B (zh) * 2014-01-13 2017-12-15 中国石油化工股份有限公司 聚乳酸基可降解聚氨酯泡沫的制备方法
KR102130039B1 (ko) * 2014-06-05 2020-07-03 에스케이케미칼 주식회사 열 접착성 유연 폴리유산 수지 조성물
CN105237756B (zh) * 2014-07-11 2017-11-21 中国石油化工股份有限公司 丙交酯改性聚醚多元醇的制备方法
JP6430853B2 (ja) * 2015-02-18 2018-11-28 株式会社ミューチュアル 溶融積層造形型３ｄプリンタ用の水溶性サポート材
CN105295321A (zh) * 2015-07-13 2016-02-03 中国石油大学(北京) 油气田作业用的可降解材料及其制备方法
CN109337565B (zh) * 2018-10-15 2021-03-23 嘉兴学院 一种嵌段聚醚酯多元醇及其制备方法和应用
WO2022075684A1 (ko) 2020-10-05 2022-04-14 주식회사 엘지화학 공중합체 및 이의 제조 방법
CN114276511B (zh) * 2022-01-10 2023-08-18 浙江海正生物材料股份有限公司 一种支化嵌段共聚物及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
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EP2719714A4 (en) 2015-08-19
EP2719714B1 (en) 2017-08-02
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