KR100379796B1 - 디히드록시화합물을함유하는잔사의후처리방법 - Google Patents

디히드록시화합물을함유하는잔사의후처리방법 Download PDF

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Publication number
KR100379796B1
KR100379796B1 KR1019970706460A KR19970706460A KR100379796B1 KR 100379796 B1 KR100379796 B1 KR 100379796B1 KR 1019970706460 A KR1019970706460 A KR 1019970706460A KR 19970706460 A KR19970706460 A KR 19970706460A KR 100379796 B1 KR100379796 B1 KR 100379796B1
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KR
South Korea
Prior art keywords
column
vapor
dihydroxy compound
ester
reaction
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
KR1019970706460A
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English (en)
Korean (ko)
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KR19980703051A (ko
Inventor
페터 브라우네
Original Assignee
바스프 악티엔게젤샤프트
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.)
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Publication date
Application filed by 바스프 악티엔게젤샤프트 filed Critical 바스프 악티엔게젤샤프트
Publication of KR19980703051A publication Critical patent/KR19980703051A/ko
Application granted granted Critical
Publication of KR100379796B1 publication Critical patent/KR100379796B1/ko
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
KR1019970706460A 1995-03-18 1996-03-06 디히드록시화합물을함유하는잔사의후처리방법 Expired - Fee Related KR100379796B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19509957A DE19509957A1 (de) 1995-03-18 1995-03-18 Verfahren zur Aufarbeitung von Dihydroxyverbindungen enthaltenden Rückständen
DE19509957.5 1995-03-18
DE9509957.5 1995-03-18
PCT/EP1996/000940 WO1996029358A1 (de) 1995-03-18 1996-03-06 Verfahren zur aufarbeitung von dihydroxyverbindungen enthaltenden rückständen

Publications (2)

Publication Number Publication Date
KR19980703051A KR19980703051A (ko) 1998-09-05
KR100379796B1 true KR100379796B1 (ko) 2004-11-16

Family

ID=7757101

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970706460A Expired - Fee Related KR100379796B1 (ko) 1995-03-18 1996-03-06 디히드록시화합물을함유하는잔사의후처리방법

Country Status (10)

Country Link
US (1) US5789500A (https=)
EP (1) EP0815157B1 (https=)
JP (1) JP3424755B2 (https=)
KR (1) KR100379796B1 (https=)
CN (1) CN1074774C (https=)
AT (1) ATE182601T1 (https=)
DE (2) DE19509957A1 (https=)
ES (1) ES2135882T3 (https=)
TW (1) TW323290B (https=)
WO (1) WO1996029358A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608614A1 (de) * 1996-03-06 1997-09-11 Basf Ag Verfahren zur Aufarbeitung von Dihydroxyverbindungen enthaltenden Rückständen
DE19929791A1 (de) * 1999-06-29 2001-02-01 Basf Ag Verfahren zur kontinuierlichen Herstellung von Polybutylenterephthalat aus Terephthalsäure und Butandiol
DE10125678B4 (de) * 2001-05-25 2011-04-14 Lurgi Zimmer Gmbh Verfahren und Vorrichtung zur Herstellung von Polyethylenterephthalat
DE10125677B4 (de) * 2001-05-25 2013-05-16 Lurgi Zimmer Gmbh Verfahren und Vorrichtung zur Herstellung von Polytrimethylenterephthalat
DE102005053858A1 (de) * 2005-11-11 2007-05-16 Coperion Waeschle Gmbh & Co Kg Verfahren und Vorrichtung zur Herstellung von Polyester

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128197A (en) * 1974-09-03 1976-03-09 Mitsubishi Chem Ind Horiesuteruno seizohoho
US4110316A (en) 1977-04-14 1978-08-29 E. I. Du Pont De Nemours And Company Improved process for preparing poly(ethylene terephthalate)
US4254246A (en) * 1979-03-26 1981-03-03 Davy International Ag Column system process for polyester plants
US5236558A (en) * 1982-09-23 1993-08-17 Allied-Signal Inc. Method to recycle spent ethylene glycol
US4499261A (en) * 1984-02-22 1985-02-12 Davy Mckee Ag Process for the continuous production of polybutylene terephthalate of high molecular weight

Also Published As

Publication number Publication date
EP0815157A1 (de) 1998-01-07
CN1179165A (zh) 1998-04-15
DE19509957A1 (de) 1996-09-19
ATE182601T1 (de) 1999-08-15
CN1074774C (zh) 2001-11-14
ES2135882T3 (es) 1999-11-01
TW323290B (https=) 1997-12-21
KR19980703051A (ko) 1998-09-05
JPH11505551A (ja) 1999-05-21
US5789500A (en) 1998-08-04
JP3424755B2 (ja) 2003-07-07
DE59602549D1 (de) 1999-09-02
WO1996029358A1 (de) 1996-09-26
EP0815157B1 (de) 1999-07-28

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