CN113416134A - 一种乳酸低聚物及其制备方法与用途 - Google Patents
一种乳酸低聚物及其制备方法与用途 Download PDFInfo
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- CN113416134A CN113416134A CN202110853216.2A CN202110853216A CN113416134A CN 113416134 A CN113416134 A CN 113416134A CN 202110853216 A CN202110853216 A CN 202110853216A CN 113416134 A CN113416134 A CN 113416134A
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- Prior art keywords
- lactic acid
- acid oligomer
- primary alcohol
- polycondensation
- esterification
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
- C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
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Priority Applications (1)
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CN202110853216.2A CN113416134B (zh) | 2021-07-27 | 2021-07-27 | 一种乳酸低聚物及其制备方法与用途 |
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CN202110853216.2A CN113416134B (zh) | 2021-07-27 | 2021-07-27 | 一种乳酸低聚物及其制备方法与用途 |
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CN113416134A true CN113416134A (zh) | 2021-09-21 |
CN113416134B CN113416134B (zh) | 2022-08-23 |
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CN202110853216.2A Active CN113416134B (zh) | 2021-07-27 | 2021-07-27 | 一种乳酸低聚物及其制备方法与用途 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101108844A (zh) * | 2007-07-10 | 2008-01-23 | 南京工业大学 | 一种多羟基乳酸寡聚物制备丙交酯的方法 |
CN102775380A (zh) * | 2012-08-14 | 2012-11-14 | 南京工业大学 | 固定酸法制备丙交酯的工艺 |
WO2013133377A1 (ja) * | 2012-03-08 | 2013-09-12 | 国立大学法人京都工芸繊維大学 | ラクチドの製造方法 |
CN104892564A (zh) * | 2015-06-04 | 2015-09-09 | 中国科学院长春应用化学研究所 | 一种高分子量聚乳酸制备丙交酯的方法 |
-
2021
- 2021-07-27 CN CN202110853216.2A patent/CN113416134B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101108844A (zh) * | 2007-07-10 | 2008-01-23 | 南京工业大学 | 一种多羟基乳酸寡聚物制备丙交酯的方法 |
WO2013133377A1 (ja) * | 2012-03-08 | 2013-09-12 | 国立大学法人京都工芸繊維大学 | ラクチドの製造方法 |
CN102775380A (zh) * | 2012-08-14 | 2012-11-14 | 南京工业大学 | 固定酸法制备丙交酯的工艺 |
CN104892564A (zh) * | 2015-06-04 | 2015-09-09 | 中国科学院长春应用化学研究所 | 一种高分子量聚乳酸制备丙交酯的方法 |
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CN113416134B (zh) | 2022-08-23 |
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Effective date of registration: 20221118 Address after: Room 2602, No. 70, Zhongshan East Road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province, 215000 Patentee after: Blueprint design (Jiangsu) Co.,Ltd. Address before: 400044 No. 174, positive street, Shapingba District, Chongqing Patentee before: Chongqing University Effective date of registration: 20221118 Address after: Room 3610, No. 70, Zhongshan East Road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province, 215000 Patentee after: Suzhou Blueprint Chemical Technology Co.,Ltd. Address before: Room 2602, No. 70, Zhongshan East Road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province, 215000 Patentee before: Blueprint design (Jiangsu) Co.,Ltd. |