DE69611936T2 - Alkanolyse von polyetherpolyolester durch reaktive destillation - Google Patents

Alkanolyse von polyetherpolyolester durch reaktive destillation

Info

Publication number
DE69611936T2
DE69611936T2 DE69611936T DE69611936T DE69611936T2 DE 69611936 T2 DE69611936 T2 DE 69611936T2 DE 69611936 T DE69611936 T DE 69611936T DE 69611936 T DE69611936 T DE 69611936T DE 69611936 T2 DE69611936 T2 DE 69611936T2
Authority
DE
Germany
Prior art keywords
alkanolysis
polyolester
polyether
reactive distillation
distillation
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 - Lifetime
Application number
DE69611936T
Other languages
English (en)
Other versions
DE69611936D1 (de
Inventor
Suriyanarayan Dorai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Invista Technologies SARL USA
Original Assignee
EI Du Pont de Nemours and Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24288365&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69611936(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE69611936D1 publication Critical patent/DE69611936D1/de
Application granted granted Critical
Publication of DE69611936T2 publication Critical patent/DE69611936T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
    • C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
    • C08G65/16—Cyclic ethers having four or more ring atoms
    • C08G65/20—Tetrahydrofuran
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
    • C08G65/3311—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing a hydroxy group
    • C08G65/3312—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing a hydroxy group acyclic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69611936T 1995-12-14 1996-12-05 Alkanolyse von polyetherpolyolester durch reaktive destillation Expired - Lifetime DE69611936T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/572,556 US5852218A (en) 1995-12-14 1995-12-14 Alkanolysis of polyether polyol esters by reactive distillation
PCT/US1996/019464 WO1997023559A2 (en) 1995-12-14 1996-12-05 Alkanolysis of polyether polyol esters by reactive distillation

Publications (2)

Publication Number Publication Date
DE69611936D1 DE69611936D1 (de) 2001-04-05
DE69611936T2 true DE69611936T2 (de) 2001-10-04

Family

ID=24288365

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69611936T Expired - Lifetime DE69611936T2 (de) 1995-12-14 1996-12-05 Alkanolyse von polyetherpolyolester durch reaktive destillation

Country Status (10)

Country Link
US (1) US5852218A (de)
EP (1) EP0866824B1 (de)
JP (1) JP3911026B2 (de)
KR (1) KR100488135B1 (de)
CN (1) CN1080278C (de)
AU (1) AU1683897A (de)
DE (1) DE69611936T2 (de)
RU (1) RU2162862C2 (de)
TW (1) TW377362B (de)
WO (1) WO1997023559A2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19742342A1 (de) * 1997-09-25 1999-04-01 Basf Ag Kontinuierliche Herstellung von Polytetrahydrofuran über eine Umesterungskaskade mit gezielter Schaumzerstörung
DE19817113A1 (de) * 1998-04-17 1999-10-21 Basf Ag Herstellung von Polytetrahydrofuran mit endständigen Hydroxylgruppen durch Wechsel von kontinuierlicher und disperser Phase
BE1012945A6 (fr) * 1999-10-27 2001-06-05 Pantochim Sa Procede continu pour convertir un diester d'ether de polytetramethylene en ether glycol de polytetramethylene.
DE10330721A1 (de) * 2003-07-08 2005-01-27 Basf Ag Verfahren zur Gewinnung von Oligomeren des Polytetrahydrofurans oder der Tetrahydrofuran-Copolymere
JP5040130B2 (ja) * 2005-03-17 2012-10-03 三菱化学株式会社 ポリエーテルポリオール類の製造方法
CN101080433B (zh) * 2005-03-17 2012-06-27 三菱化学株式会社 聚醚多元醇化合物的制造方法
CN101558099B (zh) * 2007-09-06 2012-08-08 巴斯夫欧洲公司 解聚含有聚四氢呋喃的单酯和/或二酯的混合物的方法
WO2009129292A1 (en) * 2008-04-18 2009-10-22 Dow Global Technologies Inc. Polyol esters and process for making them
WO2013112785A1 (en) 2012-01-26 2013-08-01 Invista North America S.A.R.L. Improved alkanolysis process
US20150158976A1 (en) * 2012-06-22 2015-06-11 Invista North America S.A.R.L. Alkanolysis process and method for separating catalyst from product mixture
US20150027873A1 (en) * 2013-06-18 2015-01-29 University Of Houston System Iterative reactive distillation of dynamic ester mixtures
TW201529636A (zh) * 2013-12-19 2015-08-01 Invista Tech Sarl 經改良的聚四亞甲基醚二醇製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163115A (en) * 1976-03-31 1979-07-31 E. I. Du Pont De Nemours And Company Preparation of esters of poly-(tetramethylene ether) glycol
JPS54119405A (en) * 1978-03-09 1979-09-17 Japan Synthetic Rubber Co Ltd Preparation of diol
US4230892A (en) * 1979-07-20 1980-10-28 E. I. Du Pont De Nemours And Company Alcoholysis process for preparing poly-(tetramethylene ether) glycol
DE3019767A1 (de) * 1980-05-23 1981-12-03 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von essigsaeureestern
US4510333A (en) * 1984-06-05 1985-04-09 E. I. Du Pont De Nemours And Company Method for preparing poly(tetramethylene ether) glycol having narrow molecular weight distribution
US4584414A (en) * 1984-12-21 1986-04-22 E. I. Du Pont De Nemours And Company Process for preparing improved poly(tetramethylene ether) glycol by alcoholysis
US5321181A (en) * 1985-01-07 1994-06-14 Chemical Research & Licensing Company Alkylation of organic aromatic compounds
JPH05194723A (ja) * 1992-01-21 1993-08-03 Daicel Chem Ind Ltd ポリオキシテトラメチレングリコ−ルの精製方法
US5282929A (en) * 1992-03-06 1994-02-01 E. I. Du Pont De Nemours And Company Reducing molecular weight distribution of polyether glycols by short-path distillation
US5298530A (en) * 1992-11-25 1994-03-29 Eastman Kodak Company Process of recovering components from scrap polyester

Also Published As

Publication number Publication date
JP2000502390A (ja) 2000-02-29
CN1204348A (zh) 1999-01-06
DE69611936D1 (de) 2001-04-05
TW377362B (en) 1999-12-21
KR19990072133A (ko) 1999-09-27
WO1997023559A3 (en) 1997-09-12
EP0866824B1 (de) 2001-02-28
KR100488135B1 (ko) 2005-09-26
EP0866824A2 (de) 1998-09-30
AU1683897A (en) 1997-07-17
JP3911026B2 (ja) 2007-05-09
US5852218A (en) 1998-12-22
RU2162862C2 (ru) 2001-02-10
WO1997023559A2 (en) 1997-07-03
CN1080278C (zh) 2002-03-06

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: INVISTA TECHNOLOGIES S.A.R.L., WILMINGTON, DEL, US

8328 Change in the person/name/address of the agent

Representative=s name: MARKS & CLERK, LUXEMBOURG, LU