DK0686166T3 - Fremgangsmåde og polykondenseringsanlæg til oprensning af forurenet ethylenglycol - Google Patents

Fremgangsmåde og polykondenseringsanlæg til oprensning af forurenet ethylenglycol

Info

Publication number
DK0686166T3
DK0686166T3 DK94910319.6T DK94910319T DK0686166T3 DK 0686166 T3 DK0686166 T3 DK 0686166T3 DK 94910319 T DK94910319 T DK 94910319T DK 0686166 T3 DK0686166 T3 DK 0686166T3
Authority
DK
Denmark
Prior art keywords
ethylene glycol
pct
contaminated ethylene
purifying contaminated
polycondensation process
Prior art date
Application number
DK94910319.6T
Other languages
English (en)
Inventor
Rudolf Geier
Juergen Rink
Klaus Stemmer
Original Assignee
Brown John Deutsche Eng 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 Brown John Deutsche Eng Gmbh filed Critical Brown John Deutsche Eng Gmbh
Application granted granted Critical
Publication of DK0686166T3 publication Critical patent/DK0686166T3/da

Links

Classifications

    • 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
    • C08G63/88—Post-polymerisation treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Polyethers (AREA)
DK94910319.6T 1993-02-27 1994-02-25 Fremgangsmåde og polykondenseringsanlæg til oprensning af forurenet ethylenglycol DK0686166T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4306144A DE4306144A1 (de) 1993-02-27 1993-02-27 Verfahren und Polykondensationsanlage zur Aufbereitung von verunreinigtem Ethylenglykol

Publications (1)

Publication Number Publication Date
DK0686166T3 true DK0686166T3 (da) 1997-10-27

Family

ID=6481519

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94910319.6T DK0686166T3 (da) 1993-02-27 1994-02-25 Fremgangsmåde og polykondenseringsanlæg til oprensning af forurenet ethylenglycol

Country Status (10)

Country Link
US (1) US5635590A (da)
EP (1) EP0686166B1 (da)
KR (1) KR100186785B1 (da)
CN (1) CN1043776C (da)
AT (1) ATE152745T1 (da)
DE (2) DE4306144A1 (da)
DK (1) DK0686166T3 (da)
ES (1) ES2101518T3 (da)
GR (1) GR3024075T3 (da)
WO (1) WO1994019389A1 (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19537930B4 (de) * 1995-10-12 2006-02-23 Zimmer Ag Verfahren zur Herstellung von klarsichtigem Polyester
DE19843697A1 (de) * 1998-09-23 2000-03-30 Basf Ag Verfahren zur Herstellung von hochreinem Monoethylenglykol
EP1245606B1 (en) * 2000-04-27 2005-08-24 Teijin Limited Process for continuously producing polyester
KR100507698B1 (ko) * 2002-05-31 2005-08-11 주식회사 효성 뱃치식 폴리에스터 중합장치
KR20040015960A (ko) * 2002-08-14 2004-02-21 삼성종합화학주식회사 벤젠 및 톨루엔의 정제방법
DE102005053858A1 (de) * 2005-11-11 2007-05-16 Coperion Waeschle Gmbh & Co Kg Verfahren und Vorrichtung zur Herstellung von Polyester
CN100462345C (zh) * 2006-12-07 2009-02-18 浙江大学 从聚酯废水中回收乙二醇和乙醛的方法
CN104350083B (zh) * 2012-05-30 2016-06-29 三菱瓦斯化学株式会社 聚酯树脂的制造方法
CN103709003B (zh) * 2014-01-15 2015-08-19 江苏申久化纤有限公司 酯化塔的煮塔乙二醇回用系统及其回收煮塔乙二醇的方法
KR102140998B1 (ko) * 2019-03-11 2020-08-04 주식회사 엘앤이 스팀 사용량을 저감시킬 수 있는 에틸렌글리콜의 정제 방법
CN110339785A (zh) * 2019-06-21 2019-10-18 桐昆集团股份有限公司 一种回用乙二醇搅拌混合罐

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878055A (en) * 1970-06-04 1975-04-15 Ppg Industries Inc Reclamation of spent glycol by distillation in the presence of a catalytic amount of alkali metal hydroxide
DD114588A1 (da) * 1973-11-06 1975-08-12
DD124053A1 (da) * 1975-10-01 1977-02-02
US4146729A (en) * 1977-04-07 1979-03-27 E. I. Du Pont De Nemours And Company Process for preparing poly(ethylene terephthalate)
US4110316A (en) * 1977-04-14 1978-08-29 E. I. Du Pont De Nemours And Company Improved process for preparing poly(ethylene terephthalate)
DE3544551C2 (de) * 1985-12-17 2002-02-28 Zimmer Ag Verfahren zur kontinuierlichen Herstellung von hochmolekularem Polybutylenterephthalat
US4670580A (en) * 1986-03-31 1987-06-02 Celanese Corporation Process for preparing oligomeric glycol esters of dicarboxylic acids

Also Published As

Publication number Publication date
ATE152745T1 (de) 1997-05-15
DE4306144A1 (de) 1994-09-01
GR3024075T3 (en) 1997-10-31
US5635590A (en) 1997-06-03
EP0686166A1 (de) 1995-12-13
ES2101518T3 (es) 1997-07-01
EP0686166B1 (de) 1997-05-07
CN1116854A (zh) 1996-02-14
WO1994019389A1 (de) 1994-09-01
CN1043776C (zh) 1999-06-23
DE59402669D1 (de) 1997-06-12
KR960700289A (ko) 1996-01-19
KR100186785B1 (ko) 1999-05-15

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