[go: up one dir, main page]

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
Application number
Other languages
English (en)
Inventor
Rainer Hagen
Udo Mühlbauer
Original Assignee
Uhde Inventa Fischer Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Uhde Inventa Fischer Gmbh filed Critical Uhde Inventa Fischer Gmbh
Publication of IN2015DN02401A publication Critical patent/IN2015DN02401A/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D7/00Sublimation
    • B01D7/02Crystallisation directly from the vapour phase
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10Vacuum distillation
    • B01D3/101Recirculation of the fluid used as fluid working medium in a vacuum creating device
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10Vacuum distillation
    • B01D3/105Vacuum distillation with the use of an ejector for creating the vacuum, the ejector being placed between evaporator or distillation devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D5/00Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D5/00Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033Other features
    • B01D5/0045Vacuum condensation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D319/00Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/101,4-Dioxanes; Hydrogenated 1,4-dioxanes
    • C07D319/121,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08Lactones or lactides
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/785Preparation processes characterised by the apparatus used
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88Post-polymerisation treatment
    • C08G63/90Purification; 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)
IN2401DEN2015 2012-12-18 2013-10-17 IN2015DN02401A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12197885.2A EP2746313B1 (fr) 2012-12-18 2012-12-18 Dispositif et procédé destinés à la séparation d'un diester cyclique depuis des masses fondues polymères
PCT/EP2013/071674 WO2014095116A1 (fr) 2012-12-18 2013-10-17 Dispositif et procédé de séparation d'un diester cyclique à partir de polymères en fusion

Publications (1)

Publication Number Publication Date
IN2015DN02401A true IN2015DN02401A (fr) 2015-09-04

Family

ID=47561144

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2401DEN2015 IN2015DN02401A (fr) 2012-12-18 2013-10-17

Country Status (11)

Country Link
US (1) US10322358B2 (fr)
EP (1) EP2746313B1 (fr)
KR (1) KR101982543B1 (fr)
CN (2) CN104995233B (fr)
BR (1) BR112015014084B1 (fr)
EA (1) EA028421B1 (fr)
ES (1) ES2649369T3 (fr)
IN (1) IN2015DN02401A (fr)
MX (1) MX366117B (fr)
TW (1) TWI609009B (fr)
WO (1) WO2014095116A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2746313B1 (fr) 2012-12-18 2017-08-30 Uhde Inventa-Fischer GmbH Dispositif et procédé destinés à la séparation d'un diester cyclique depuis des masses fondues polymères
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 (fr) 2016-11-08 2020-08-05 thyssenkrupp AG Procédé de séparation de composés volatils provenant de produits visqueux à l aide d'un évaporateur en couche mince
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
US12326275B2 (en) * 2020-05-31 2025-06-10 Notark Corporation Air-cooling system
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
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
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
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)

* Cited by examiner, † Cited by third party
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 (fr) * 2007-09-03 2009-03-04 Uhde Inventa-Fischer GmbH Réacteur de polymérisation, dispositif de polymérisation, procédé de fabrication de polyester biodégradable ainsi que ses utilisations
EP2055730B1 (fr) 2007-10-29 2013-02-27 Hitachi Plant Technologies, Ltd. Procédé et appareil de production de polymère et procédé et appareil de dégazage de polymère
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
AU2011359120A1 (en) * 2011-02-18 2013-09-05 Sulzer Chemtech Ag Method for the manufacture of a polyhydroxy-carboxylic acid
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
EP2725048B1 (fr) 2012-10-29 2016-07-20 Uhde Inventa-Fischer GmbH Procédé de fabrication d'un polyester ou d'un copolyester à haut poids moléculaire ainsi que mélanges de polymères en contenant
EP2746313B1 (fr) 2012-12-18 2017-08-30 Uhde Inventa-Fischer GmbH Dispositif et procédé destinés à la séparation d'un diester cyclique depuis des masses fondues polymères

Also Published As

Publication number Publication date
KR101982543B1 (ko) 2019-05-27
CN104995233A (zh) 2015-10-21
MX366117B (es) 2019-06-27
ES2649369T3 (es) 2018-01-11
WO2014095116A1 (fr) 2014-06-26
TW201434823A (zh) 2014-09-16
BR112015014084A2 (pt) 2017-07-11
BR112015014084B1 (pt) 2021-08-31
CN104995233B (zh) 2017-05-10
US20150329516A1 (en) 2015-11-19
EP2746313A1 (fr) 2014-06-25
EA201590365A1 (ru) 2015-09-30
US10322358B2 (en) 2019-06-18
KR20150118083A (ko) 2015-10-21
CN106977492B (zh) 2019-10-18
TWI609009B (zh) 2017-12-21
EP2746313B1 (fr) 2017-08-30
MX2015007606A (es) 2015-10-22
EA028421B1 (ru) 2017-11-30
CN106977492A (zh) 2017-07-25

Similar Documents

Publication Publication Date Title
IN2015DN02401A (fr)
EP3480219B8 (fr) Procédés de récupération de caoutchouc à partir de briquettes vieillies et briquettes vieillies contenant de la matière végétale issue de plantes différentes de l'hévéa
EP2812286A4 (fr) Procédés et dispositifs d'extraction de carbone, de phosphore et d'azote
EP2934090A4 (fr) Procédé et système d'éclairage pour récupération de plantes suite à un stress
EP2705169A4 (fr) Procédés d'extraction d'éléments de terres rares dans divers minerais
PL2734302T3 (pl) Sposób usuwania zanieczyszczeń na ścinkach tworzyw sztucznych
PL2864305T3 (pl) Sposób wytwarzania oczyszczonego furano-2,5-dikarboksylanu dialkilu w postaci pary
FR2995531B1 (fr) Procede d'extraction et de stabilisation de phycocyanine et ses applications
ZA201504254B (en) A process,method and plant for recovering scandium
EP2898940A4 (fr) Dispositif de récupération de dioxyde de carbone
PL2729409T3 (pl) Sposób oddzielania i odzyskiwania 2,3,3,3-tetrafluoropropenu i kwasu fluorowodorowego
SG11201501585SA (en) Process for separating methylcyclopentanone from cyclohexanone
EP2857361A4 (fr) Matériau de récupération de phosphore, procédé de production d'un matériau de récupération de phosphore et procédé de récupération de phosphore
PL2888272T3 (pl) Sposób odzyskiwania niskocząsteczkowej ligniny z filtratu
AP2015008588A0 (en) Process for recovering platinum group metals
PT2772138T (pt) Método para remover micro-organismos em material vegetal
EP2841382A4 (fr) Procédé et système perfectionnés de récupération de gaz d'échappement
EP2996821A4 (fr) Procédé de récupération de fibre de rebut
EP2709441A4 (fr) Plantes possédant un ou plusieurs caractères associés à un rendement amélioré et leur procédé de production
EP3030578A4 (fr) Procédé d'élimination de contaminants
ZA201409170B (en) Soybean event pdab9582.816.15.1 detection method
WO2014009204A8 (fr) Oxasilacycles et leur procédé de production
WO2013124029A3 (fr) Polymères contenant des unités structurales sous forme de dibenzocycloheptane
PL2892861T3 (pl) Sposób i urządzenie do oddzielania co najmniej jednego lotnego składnika
EP2875135A4 (fr) Plantes ayant des caractéristiques améliorées associées au rendement et procédé de fabrication associé