JPS59215320A - テトラヒドロフランの重合方法 - Google Patents

テトラヒドロフランの重合方法

Info

Publication number
JPS59215320A
JPS59215320A JP8908183A JP8908183A JPS59215320A JP S59215320 A JPS59215320 A JP S59215320A JP 8908183 A JP8908183 A JP 8908183A JP 8908183 A JP8908183 A JP 8908183A JP S59215320 A JPS59215320 A JP S59215320A
Authority
JP
Japan
Prior art keywords
acid
water
catalyst
polymerization
tetrahydrofuran
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.)
Granted
Application number
JP8908183A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6330931B2 (2
Inventor
Atsushi Aoshima
青島　淳
Shoichiro Tonomura
外村　正一郎
Ryoichi Mitsui
三井　良一
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Priority to JP8908183A priority Critical patent/JPS59215320A/ja
Priority to CA000454059A priority patent/CA1216597A/en
Priority to US06/610,741 priority patent/US4568775A/en
Priority to EP84105720A priority patent/EP0126471B1/en
Priority to DE8484105720T priority patent/DE3473604D1/de
Priority to KR1019840002766A priority patent/KR860001766B1/ko
Publication of JPS59215320A publication Critical patent/JPS59215320A/ja
Publication of JPS6330931B2 publication Critical patent/JPS6330931B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyethers (AREA)
JP8908183A 1983-05-23 1983-05-23 テトラヒドロフランの重合方法 Granted JPS59215320A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP8908183A JPS59215320A (ja) 1983-05-23 1983-05-23 テトラヒドロフランの重合方法
CA000454059A CA1216597A (en) 1983-05-23 1984-05-10 Process for producing polyetherglycol
US06/610,741 US4568775A (en) 1983-05-23 1984-05-16 Process for producing polyetherglycol
EP84105720A EP0126471B1 (en) 1983-05-23 1984-05-18 Process for producing polyetherglycol
DE8484105720T DE3473604D1 (en) 1983-05-23 1984-05-18 Process for producing polyetherglycol
KR1019840002766A KR860001766B1 (ko) 1983-05-23 1984-05-21 폴리에테르글리콜의 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8908183A JPS59215320A (ja) 1983-05-23 1983-05-23 テトラヒドロフランの重合方法

Publications (2)

Publication Number Publication Date
JPS59215320A true JPS59215320A (ja) 1984-12-05
JPS6330931B2 JPS6330931B2 (2) 1988-06-21

Family

ID=13960907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8908183A Granted JPS59215320A (ja) 1983-05-23 1983-05-23 テトラヒドロフランの重合方法

Country Status (1)

Country Link
JP (1) JPS59215320A (2)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006290726A (ja) * 2005-03-18 2006-10-26 Kimoto & Co Ltd ヘテロポリ酸、ヘテロポリ酸からなる酸触媒、及びヘテロポリ酸の製造方法
JP2007008729A (ja) * 2005-06-28 2007-01-18 Kimoto & Co Ltd ヘテロポリ酸塩、ヘテロポリ酸塩からなる酸触媒

Citations (1)

* 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

Patent Citations (1)

* 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006290726A (ja) * 2005-03-18 2006-10-26 Kimoto & Co Ltd ヘテロポリ酸、ヘテロポリ酸からなる酸触媒、及びヘテロポリ酸の製造方法
JP2007008729A (ja) * 2005-06-28 2007-01-18 Kimoto & Co Ltd ヘテロポリ酸塩、ヘテロポリ酸塩からなる酸触媒

Also Published As

Publication number Publication date
JPS6330931B2 (2) 1988-06-21

Similar Documents

Publication Publication Date Title
US4568775A (en) Process for producing polyetherglycol
US4163115A (en) Preparation of esters of poly-(tetramethylene ether) glycol
US3222299A (en) Process of reclaiming linear terephthalate polyester
US5099074A (en) Process for the preparation of polyether glycols
US3496146A (en) Preparation of glycol terephthalate linear polyester by direct esterification of terephthalic acid
US5149862A (en) Preparation of polytetramethylene ether glycol using an acidic zirconia catalyst
CA1054636A (en) Polymerization of tetrahydrofuran
US3497473A (en) Process for the preparation of polyethylene terephthalate
JPS6112727A (ja) 狭い分子量分布を有するポリ（テトラメチレンエーテル）グリコールの製法
JPS6052759B2 (ja) 単量体オルガノシリコンエステルの製造法
US3179647A (en) Polymerisation catalysts consisting of an aluminum alkyl and a rare earth metal chloride or oxide
JPS59215320A (ja) テトラヒドロフランの重合方法
JPH03126722A (ja) 粗製ポリアルキレンエーテルグリコールの精製方法
JPS5883028A (ja) ポリテトラメチレングリコ−ルの製造方法
JP3901219B2 (ja) ポリテトラメチレンエーテルの二酢酸エステルを回収するための改良された方法
US3641111A (en) Process for direct esterification of terephthalic acid with an alkylene glycol
CN112062677B (zh) 一种甲基丙烯酸-4-羟基丁酯及其制备方法
JPS6111969B2 (2)
KR100474614B1 (ko) 폴리테트라메틸렌에테르의디아세테이트에스테르의개선된제조방법
JPS6330932B2 (2)
JPH0446291B2 (2)
US3756987A (en) Poly(ethylene terephthalate) from acyloxyethyl terephthalates
JP2000204152A (ja) ポリアルキレンエ―テルグリコ―ルの製造方法
JPS5827782B2 (ja) エステルカホウホウ
JPS60163922A (ja) ポリオキシブチレン‐ポリオキシアルキレングリコール‐カルボン酸ジエステルの製法