JPS637571B2 - - Google Patents

Info

Publication number
JPS637571B2
JPS637571B2 JP18073881A JP18073881A JPS637571B2 JP S637571 B2 JPS637571 B2 JP S637571B2 JP 18073881 A JP18073881 A JP 18073881A JP 18073881 A JP18073881 A JP 18073881A JP S637571 B2 JPS637571 B2 JP S637571B2
Authority
JP
Japan
Prior art keywords
thf
polymerization
carboxylic acid
catalyst
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
Application number
JP18073881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5883028A (ja
Inventor
Takashi Yano
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.)
Daicel Corp
Original Assignee
Daicel Chemical Industries Ltd
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 Daicel Chemical Industries Ltd filed Critical Daicel Chemical Industries Ltd
Priority to JP18073881A priority Critical patent/JPS5883028A/ja
Publication of JPS5883028A publication Critical patent/JPS5883028A/ja
Publication of JPS637571B2 publication Critical patent/JPS637571B2/ja
Granted legal-status Critical Current

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  • Polyethers (AREA)
JP18073881A 1981-11-10 1981-11-10 ポリテトラメチレングリコ−ルの製造方法 Granted JPS5883028A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18073881A JPS5883028A (ja) 1981-11-10 1981-11-10 ポリテトラメチレングリコ−ルの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18073881A JPS5883028A (ja) 1981-11-10 1981-11-10 ポリテトラメチレングリコ−ルの製造方法

Publications (2)

Publication Number Publication Date
JPS5883028A JPS5883028A (ja) 1983-05-18
JPS637571B2 true JPS637571B2 (sk) 1988-02-17

Family

ID=16088442

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18073881A Granted JPS5883028A (ja) 1981-11-10 1981-11-10 ポリテトラメチレングリコ−ルの製造方法

Country Status (1)

Country Link
JP (1) JPS5883028A (sk)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59159824A (ja) * 1983-03-02 1984-09-10 Asahi Glass Co Ltd ポリエ−テル化合物の製造方法
CA1216597A (en) * 1983-05-23 1987-01-13 Atsushi Aoshima Process for producing polyetherglycol
DE3563447D1 (en) * 1984-03-28 1988-07-28 Asahi Chemical Ind Process for producing polyether polyol, the produced polyether polyol and polyurethane
JPS61123629A (ja) * 1984-11-20 1986-06-11 Asahi Chem Ind Co Ltd ポリアルキレンエ−テル中に含まれるヘテロポリ酸の除去方法
DE4108046A1 (de) * 1991-03-13 1992-09-17 Basf Ag Verfahren zur herstellung von polyoxyalkylenglykol-monoestern von monocarbonsaeuren
DE4108044A1 (de) * 1991-03-13 1992-09-17 Basf Ag Verfahren zur herstellung von polyoxyalkylenglykolen
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
DE4435934A1 (de) * 1994-10-07 1996-04-11 Basf Ag Verfahren zur Entfernung von Heteropolyverbindungen aus Polyethern, Polyestern und Polyetherestern
US5648557A (en) * 1994-10-27 1997-07-15 Mobil Oil Corporation Polyether lubricants and method for their production
DE19527532A1 (de) * 1995-07-27 1997-01-30 Basf Ag Verfahren zur Herstellung von Polyoxytetramethylenglycol
US5756604A (en) * 1995-08-31 1998-05-26 Hodogaya Chemical Co., Ltd. Process for producing polyether, and process for recycling and reusing herteropolyacid
US6087307A (en) * 1998-11-17 2000-07-11 Mobil Oil Corporation Polyether fluids miscible with non-polar hydrocarbon lubricants

Also Published As

Publication number Publication date
JPS5883028A (ja) 1983-05-18

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