IN2015DN02401A - - Google Patents
Info
- Publication number
- IN2015DN02401A IN2015DN02401A IN2401DEN2015A IN2015DN02401A IN 2015DN02401 A IN2015DN02401 A IN 2015DN02401A IN 2401DEN2015 A IN2401DEN2015 A IN 2401DEN2015A IN 2015DN02401 A IN2015DN02401 A IN 2015DN02401A
- Authority
- IN
- India
- Prior art keywords
- cyclic diester
- glycolid
- contaminant
- recovering
- recovered
- Prior art date
Links
- -1 cyclic diester Chemical class 0.000 abstract 3
- 239000000356 contaminant Substances 0.000 abstract 1
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D7/00—Sublimation
- B01D7/02—Crystallisation directly from the vapour phase
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/10—Vacuum distillation
- B01D3/101—Recirculation of the fluid used as fluid working medium in a vacuum creating device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/10—Vacuum distillation
- B01D3/105—Vacuum distillation with the use of an ejector for creating the vacuum, the ejector being placed between evaporator or distillation devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0033—Other features
- B01D5/0045—Vacuum condensation
-
- 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
-
- 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
- C08G63/785—Preparation processes characterised by the apparatus used
-
- 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
- C08G63/88—Post-polymerisation treatment
- C08G63/90—Purification; Drying
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12197885.2A EP2746313B1 (de) | 2012-12-18 | 2012-12-18 | Vorrichtung und Verfahren zur Abtrennung eines cyclischen Diesters aus Polymerschmelzen |
| PCT/EP2013/071674 WO2014095116A1 (de) | 2012-12-18 | 2013-10-17 | Vorrichtung und verfahren zur abtrennung eines cyclischen diesters aus polymerschmelzen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2015DN02401A true IN2015DN02401A (enrdf_load_html_response) | 2015-09-04 |
Family
ID=47561144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN2401DEN2015 IN2015DN02401A (enrdf_load_html_response) | 2012-12-18 | 2013-10-17 |
Country Status (11)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2649369T3 (es) | 2012-12-18 | 2018-01-11 | Uhde Inventa-Fischer Gmbh | Dispositivo y procedimiento para la separación de un diéster cíclico de masas fundidas poliméricas |
| RU2621342C1 (ru) * | 2016-07-29 | 2017-06-02 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский Томский государственный университет" (ТГУ, НИ ТГУ) | Приемник вакуумного камерного реактора синтеза гликолида и лактида |
| EP3318590B1 (de) | 2016-11-08 | 2020-08-05 | thyssenkrupp AG | Verfahren zur abtrennung von flüchtigen verbindungen aus viskosen produkten mit einem dünnschichtverdampfer |
| US10358540B2 (en) * | 2017-06-09 | 2019-07-23 | GM Global Technology Operations LLC | Process and system for reducing volatile compound emissions from a product |
| US10266512B2 (en) | 2017-08-10 | 2019-04-23 | Novus International, Inc. | Processes for preparing heteroatom containing cyclic dimers |
| DE102018120988C5 (de) | 2018-08-28 | 2023-01-12 | Technip Zimmer Gmbh | Verfahren und Vorrichtung zur Herstellung von extraktarmem Polyamid 6 |
| KR20230018444A (ko) * | 2020-05-31 | 2023-02-07 | 크레이튼 폴리머스 엘엘씨 | 공기 냉각 시스템 |
| CN112274961A (zh) * | 2020-10-30 | 2021-01-29 | 新疆天智辰业化工有限公司 | 一种蒸汽冷凝液自动回收装置 |
| CN112892147B (zh) * | 2021-01-30 | 2022-05-13 | 成都易态科技有限公司 | 混合气体的处理方法 |
| CN112807921B (zh) * | 2021-01-30 | 2022-05-13 | 成都易态科技有限公司 | 混合气体的处理系统 |
| CN112892097B (zh) * | 2021-01-30 | 2022-05-13 | 成都易态科技有限公司 | 混合气体的处理方法 |
| CN114146442A (zh) * | 2021-12-14 | 2022-03-08 | 中国船舶重工集团公司第七0三研究所 | 真空旋流交换装置及其控制方法 |
| CN117123610B (zh) * | 2023-08-30 | 2024-08-02 | 中国神华煤制油化工有限公司 | 一种乙交酯制备工艺中的渣相物料的回收利用方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5023350A (en) * | 1990-05-24 | 1991-06-11 | E. I. Du Pont De Nemours And Company | Process for the purification of cyclic esters |
| US5136017A (en) | 1991-02-22 | 1992-08-04 | Polysar Financial Services S.A. | Continuous lactide polymerization |
| US5770682A (en) | 1995-07-25 | 1998-06-23 | Shimadzu Corporation | Method for producing polylactic acid |
| JP3330284B2 (ja) * | 1996-07-03 | 2002-09-30 | 株式会社神戸製鋼所 | ポリ乳酸の製造方法 |
| JP2001518126A (ja) | 1997-02-14 | 2001-10-09 | フォータム オイル アンド ガス オイ | ポリラクチドからラクチドを除去回収する方法 |
| DE10020898B4 (de) | 2000-04-20 | 2004-02-05 | Inventa-Fischer Gmbh | Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu |
| EP2030679A1 (de) | 2007-09-03 | 2009-03-04 | Uhde Inventa-Fischer GmbH | Polymerisationsreaktor, Polymerisationsvorrichtung, Verfahren zur Herstellung von bioabbaubarem Polyester sowie Verwendungen |
| EP2055730B1 (en) | 2007-10-29 | 2013-02-27 | Hitachi Plant Technologies, Ltd. | Polymer producing method and apparatus and polymer degassing method and apparatus |
| JP4670901B2 (ja) | 2008-05-27 | 2011-04-13 | 株式会社日立プラントテクノロジー | ポリ乳酸の製造装置およびその方法 |
| KR101801176B1 (ko) * | 2011-02-18 | 2017-11-24 | 술저 켐테크 악티엔게젤샤프트(사용권함) | 폴리하이드록시-카르복실산의 제조 방법 |
| CN202052518U (zh) | 2011-03-19 | 2011-11-30 | 友邦（江苏）聚氨酯新材料有限公司 | 生产聚醚多元醇的真空系统 |
| ES2981179T3 (es) | 2011-08-19 | 2024-10-07 | Uhde Inventa Fischer Gmbh | Procedimiento y dispositivo para la recuperación de lactida de polilactida o glicolida de poliglicolida |
| ES2599165T3 (es) | 2012-10-29 | 2017-01-31 | Uhde Inventa-Fischer Gmbh | Procedimiento para la preparación de un poliéster o un copoliéster de alto peso molecular así como mezclas poliméricas que los contienen |
| ES2649369T3 (es) | 2012-12-18 | 2018-01-11 | Uhde Inventa-Fischer Gmbh | Dispositivo y procedimiento para la separación de un diéster cíclico de masas fundidas poliméricas |
-
2012
- 2012-12-18 ES ES12197885.2T patent/ES2649369T3/es active Active
- 2012-12-18 EP EP12197885.2A patent/EP2746313B1/de active Active
-
2013
- 2013-10-17 CN CN201380062630.5A patent/CN104995233B/zh active Active
- 2013-10-17 CN CN201710402721.9A patent/CN106977492B/zh active Active
- 2013-10-17 MX MX2015007606A patent/MX366117B/es active IP Right Grant
- 2013-10-17 US US14/652,617 patent/US10322358B2/en active Active
- 2013-10-17 IN IN2401DEN2015 patent/IN2015DN02401A/en unknown
- 2013-10-17 KR KR1020157008915A patent/KR101982543B1/ko active Active
- 2013-10-17 BR BR112015014084-0A patent/BR112015014084B1/pt active IP Right Grant
- 2013-10-17 EA EA201590365A patent/EA028421B1/ru not_active IP Right Cessation
- 2013-10-17 WO PCT/EP2013/071674 patent/WO2014095116A1/de active Application Filing
- 2013-12-04 TW TW102144317A patent/TWI609009B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| KR101982543B1 (ko) | 2019-05-27 |
| WO2014095116A1 (de) | 2014-06-26 |
| KR20150118083A (ko) | 2015-10-21 |
| BR112015014084A2 (pt) | 2017-07-11 |
| CN104995233A (zh) | 2015-10-21 |
| US20150329516A1 (en) | 2015-11-19 |
| US10322358B2 (en) | 2019-06-18 |
| MX2015007606A (es) | 2015-10-22 |
| TWI609009B (zh) | 2017-12-21 |
| EP2746313A1 (de) | 2014-06-25 |
| TW201434823A (zh) | 2014-09-16 |
| EA028421B1 (ru) | 2017-11-30 |
| MX366117B (es) | 2019-06-27 |
| CN104995233B (zh) | 2017-05-10 |
| CN106977492B (zh) | 2019-10-18 |
| BR112015014084B1 (pt) | 2021-08-31 |
| EA201590365A1 (ru) | 2015-09-30 |
| CN106977492A (zh) | 2017-07-25 |
| ES2649369T3 (es) | 2018-01-11 |
| EP2746313B1 (de) | 2017-08-30 |
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