ES2112449T3 - Procedimiento para la obtencion de politetrahidrofurano o copolimeros de tetrahidrofurano-oxido de alquileno. - Google Patents

Procedimiento para la obtencion de politetrahidrofurano o copolimeros de tetrahidrofurano-oxido de alquileno.

Info

Publication number
ES2112449T3
ES2112449T3 ES94111094T ES94111094T ES2112449T3 ES 2112449 T3 ES2112449 T3 ES 2112449T3 ES 94111094 T ES94111094 T ES 94111094T ES 94111094 T ES94111094 T ES 94111094T ES 2112449 T3 ES2112449 T3 ES 2112449T3
Authority
ES
Spain
Prior art keywords
polyethetrohydrofurane
copolymers
tetrahydrofurano
procedure
obtaining
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
ES94111094T
Other languages
English (en)
Inventor
Rainer Dr Becker
Michael Dr Huellmann
Christof Dr Palm
Wolfgang Dr Franzischka
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2112449T3 publication Critical patent/ES2112449T3/es
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
    • C08G65/26—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 and other compounds
    • C08G65/2642—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 and other compounds characterised by the catalyst used
    • C08G65/2645—Metals or compounds thereof, e.g. salts
    • C08G65/2654—Aluminium or boron; Compounds thereof
    • 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
    • C08G65/26—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 and other compounds
    • C08G65/2642—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 and other compounds characterised by the catalyst used
    • C08G65/269—Mixed catalyst systems, i.e. containing more than one reactive component or catalysts formed in-situ

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)

Abstract

PROCESO PARA LA ELABORACION DE POLITETRAHIDROFURANO O COPOLIMEROS C2 UN PESO MOLECULAR MEDIO DESDE 250 HASTA 20.000 DALTON A TRAVES DE POLIMERIZACION CATIONICA DE TETRAHIDROFURANO O TETRAHIDROFURANO Y C2 OMOTOR, EN DONDE SE UTILIZA COMO CATALIZADOR UNA MEZCLA A PARTIR DE UNO O MULTIPLES C2 LICOS CON ACIDO BORICO.
ES94111094T 1993-07-26 1994-07-16 Procedimiento para la obtencion de politetrahidrofurano o copolimeros de tetrahidrofurano-oxido de alquileno. Expired - Lifetime ES2112449T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4325023A DE4325023A1 (de) 1993-07-26 1993-07-26 Verfahren zur Herstellung von Polytetrahydrofuran oder Tetrahydrofuran-Alkylenoxid-Copolymeren

Publications (1)

Publication Number Publication Date
ES2112449T3 true ES2112449T3 (es) 1998-04-01

Family

ID=6493718

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94111094T Expired - Lifetime ES2112449T3 (es) 1993-07-26 1994-07-16 Procedimiento para la obtencion de politetrahidrofurano o copolimeros de tetrahidrofurano-oxido de alquileno.

Country Status (5)

Country Link
US (1) US5463020A (es)
EP (1) EP0636638B1 (es)
JP (1) JPH0762081A (es)
DE (2) DE4325023A1 (es)
ES (1) ES2112449T3 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19614598A1 (de) * 1996-04-13 1997-10-16 Singulus Technologies Gmbh Vorrichtung zur Kathodenzerstäubung
DE19649803A1 (de) * 1996-12-02 1998-07-23 Basf Ag Verbessertes Verfahren zur Herstellung von Polytetrahydrofuran
DE19726507A1 (de) * 1997-06-23 1998-12-24 Basf Ag Verbessertes Verfahren zur Herstellung von Polytetrahydrofuran
DE19755415A1 (de) * 1997-12-12 1999-06-17 Basf Ag Katalysator und Verfahren zur Herstellung von Polytetrahydrofuran
JP3659042B2 (ja) * 1999-01-14 2005-06-15 三菱化学株式会社 ポリアルキレンエーテルグリコールの製造方法
RU2165438C1 (ru) * 1999-12-14 2001-04-20 Открытое акционерное общество "Нижнекамскнефтехим" Способ управления процессом получения оксиэтилированных алкилфенолов
KR100709018B1 (ko) * 2000-02-17 2007-04-18 다이셀 화학 공업 주식회사 무수초산, 조제 무수초산의 정제법 및 무수초산을 이용한폴리옥시테트라메틸렌글리콜의 제조법
CN102432860A (zh) * 2011-07-21 2012-05-02 西北工业大学 一种端羟基聚乙二醇-聚四氢呋喃三嵌段共聚醚的制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2499725A (en) * 1948-02-06 1950-03-07 Du Pont Process for making esters of monocarboxylic acids
US2782233A (en) * 1955-03-11 1957-02-19 Du Pont Boric tris-(fluorocarboxylic) anhydrides
US3358042A (en) * 1963-09-20 1967-12-12 Quaker Oats Co Process for recovering polytetramethylene ether glycol
DE2445961C2 (de) * 1974-09-26 1983-12-01 Basf Ag, 6700 Ludwigshafen Verfahren zur Polymerisation von Tetrahydrofuran
DE2760272C2 (de) * 1976-03-31 1987-04-16 E.I. Du Pont De Nemours And Co., Wilmington, Del. Verfahren zur Herstellung von Poly-(tetramethylenether)-glykol durch Alkoholyse eines Ester-Endgruppen aufweisenden Poly-(tetramethylenether)-glykols
US4189566A (en) * 1978-01-14 1980-02-19 Basf Aktiengesellschaft Polymerization of tetrahydrofuran
DE3128962A1 (de) * 1981-07-22 1983-02-10 Hoechst Ag, 6000 Frankfurt "verfahren zur herstellung von alkylenglykoldiethern
JPS58204026A (ja) * 1982-05-25 1983-11-28 Mitsubishi Chem Ind Ltd ポリテトラメチレングリコ−ルの製造方法
CA1216597A (en) * 1983-05-23 1987-01-13 Atsushi Aoshima Process for producing polyetherglycol
US4658065A (en) * 1984-03-28 1987-04-14 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing polyether polyol and a product
US5034423A (en) * 1989-10-10 1991-07-23 Blount David H Inorganic-organic flame-retardant polyols
CA2079360A1 (en) * 1991-09-30 1993-03-31 Anna Maria Czech Method of imparting durable press properties to cotton textiles without using formaldehyde

Also Published As

Publication number Publication date
EP0636638A1 (de) 1995-02-01
DE4325023A1 (de) 1995-02-02
EP0636638B1 (de) 1998-02-25
DE59405291D1 (de) 1998-04-02
US5463020A (en) 1995-10-31
JPH0762081A (ja) 1995-03-07

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