EA201300208A1 - Процесс получения биоразлагаемого полимера, исходя из молочной кислоты, синтезированной микробиологическим способом, и аппаратура для его получения - Google Patents
Процесс получения биоразлагаемого полимера, исходя из молочной кислоты, синтезированной микробиологическим способом, и аппаратура для его полученияInfo
- Publication number
- EA201300208A1 EA201300208A1 EA201300208A EA201300208A EA201300208A1 EA 201300208 A1 EA201300208 A1 EA 201300208A1 EA 201300208 A EA201300208 A EA 201300208A EA 201300208 A EA201300208 A EA 201300208A EA 201300208 A1 EA201300208 A1 EA 201300208A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- polymer
- frictal
- bioldependable
- obtaining
- equipment
- Prior art date
Links
Classifications
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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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/40—Preparation of oxygen-containing organic compounds containing a carboxyl group including Peroxycarboxylic acids
- C12P7/56—Lactic acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- General Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Polyesters Or Polycarbonates (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
Настоящее изобретение относится к усовершенствованному способу получения биоразлагаемого полимера, который может быть использован для производства упаковочных материалов, который содержит следующие стадии: ферментацию зерна, мелассы и/или подобного углеводного сырья с образованием лактата аммония; затем синтез эфира молочной кислоты из лактата кальция, полученного из культуральной среды, содержащей лактат аммония; последующей поликонденсацией эфира молочной кислоты в присутствии катализатора с образованием олигомера, а затем деполимеризацией олигомера, в результате чего получается лактид, и полимеризацией лактида в полимолочную кислоту в присутствии катализатора.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2010/061168 WO2012016580A1 (en) | 2010-08-02 | 2010-08-02 | The novel biodegradable polymer process |
Publications (1)
Publication Number | Publication Date |
---|---|
EA201300208A1 true EA201300208A1 (ru) | 2013-08-30 |
Family
ID=43066614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201300208A EA201300208A1 (ru) | 2010-08-02 | 2010-08-02 | Процесс получения биоразлагаемого полимера, исходя из молочной кислоты, синтезированной микробиологическим способом, и аппаратура для его получения |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2601303A1 (ru) |
EA (1) | EA201300208A1 (ru) |
WO (1) | WO2012016580A1 (ru) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109400478A (zh) * | 2017-08-16 | 2019-03-01 | 中国石化扬子石油化工有限公司 | 一种从乳酸发酵液直接获得乳酸酯的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6229046B1 (en) * | 1997-10-14 | 2001-05-08 | Cargill, Incorported | Lactic acid processing methods arrangements and products |
DE10020898B4 (de) * | 2000-04-20 | 2004-02-05 | Inventa-Fischer Gmbh | Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu |
BR0114355A (pt) * | 2001-01-31 | 2003-12-09 | Toyota Motor Co Ltd | Processo para a produção de lactida, processo para a produção de ácido polilático, processo para a produção de etila, processo para a produção de éster de lactato e processo para a produção de pré-polìmero de ácido lático |
-
2010
- 2010-08-02 EA EA201300208A patent/EA201300208A1/ru unknown
- 2010-08-02 EP EP10744898.7A patent/EP2601303A1/en not_active Withdrawn
- 2010-08-02 WO PCT/EP2010/061168 patent/WO2012016580A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2601303A1 (en) | 2013-06-12 |
WO2012016580A1 (en) | 2012-02-09 |
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