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DE3583988D1 - Verfahren zur reinigung von polyalkylenaethern. - Google Patents

Verfahren zur reinigung von polyalkylenaethern.

Info

Publication number
DE3583988D1
DE3583988D1 DE8585114247T DE3583988T DE3583988D1 DE 3583988 D1 DE3583988 D1 DE 3583988D1 DE 8585114247 T DE8585114247 T DE 8585114247T DE 3583988 T DE3583988 T DE 3583988T DE 3583988 D1 DE3583988 D1 DE 3583988D1
Authority
DE
Germany
Prior art keywords
cleaning
polyalkylene ethers
polyalkylene
ethers
cleaning polyalkylene
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
DE8585114247T
Other languages
English (en)
Inventor
Atsushi Aoshima
Setsuo Yamamatsu
Shoichiro Tonomura
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
Priority claimed from JP59237491A external-priority patent/JPS61115934A/ja
Priority claimed from JP59238651A external-priority patent/JPS61118420A/ja
Priority claimed from JP59243206A external-priority patent/JPS61123629A/ja
Application filed by Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE3583988D1 publication Critical patent/DE3583988D1/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
    • C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Polyethers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8585114247T 1984-11-13 1985-11-08 Verfahren zur reinigung von polyalkylenaethern. Expired - Lifetime DE3583988D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP59237491A JPS61115934A (ja) 1984-11-13 1984-11-13 ポリエ−テルの精製方法
JP59238651A JPS61118420A (ja) 1984-11-14 1984-11-14 ポリオキシテトラメチレングリコ−ル中のヘテロポリ酸の分離回収法
JP59243206A JPS61123629A (ja) 1984-11-20 1984-11-20 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

Publications (1)

Publication Number Publication Date
DE3583988D1 true DE3583988D1 (de) 1991-10-10

Family

ID=27332474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585114247T Expired - Lifetime DE3583988D1 (de) 1984-11-13 1985-11-08 Verfahren zur reinigung von polyalkylenaethern.

Country Status (5)

Country Link
US (1) US4677231A (de)
EP (1) EP0181621B1 (de)
KR (1) KR880001518B1 (de)
CA (1) CA1268481A (de)
DE (1) DE3583988D1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3933333A1 (de) * 1989-10-06 1991-04-11 Basf Ag Verfahren zur reinigung von polyalkylenetherglykolen, die heteropolysaeuren enthalten
DE3937797A1 (de) * 1989-11-14 1991-05-16 Basf Ag Verfahren zur herstellung von polyetherglykolen
US6353030B1 (en) * 1990-08-01 2002-03-05 Novartis Ag Relating to organic compounds
MY108621A (en) * 1990-08-01 1996-10-31 Novartis Ag Polylactide preparation and purification
DE4108044A1 (de) * 1991-03-13 1992-09-17 Basf Ag Verfahren zur herstellung von polyoxyalkylenglykolen
DE4108045A1 (de) * 1991-03-13 1992-09-17 Basf Ag Verfahren zur herstellung von polyoxyalkylenglykol monoethern von einwertigen alkoholen
ES2058048T3 (es) * 1992-03-24 1999-06-16 Dow Chemical Co Nuevo procedimiento de acabado para polieteres hidroxi-funcionales.
KR0145350B1 (ko) * 1993-09-07 1998-07-15 사또오 아키오 폴리옥시알킬렌폴리올의 제조방법
DE4435920A1 (de) * 1994-10-07 1996-04-11 Basf Ag Verfahren zur Abtrennung von Heteropolyverbindungen aus Polyethern, Polyestern und Polyetherestern
JPH10507217A (ja) * 1994-10-07 1998-07-14 ビーエーエスエフ アクチェンゲゼルシャフト ポリマー、ポリエステル及びポリエーテルエステルを精製する方法
DE4435934A1 (de) * 1994-10-07 1996-04-11 Basf Ag Verfahren zur Entfernung von Heteropolyverbindungen aus Polyethern, Polyestern und Polyetherestern
US5756604A (en) * 1995-08-31 1998-05-26 Hodogaya Chemical Co., Ltd. Process for producing polyether, and process for recycling and reusing herteropolyacid
US5663250A (en) * 1996-05-16 1997-09-02 Shell Oil Company Deprotection with molten salt
DK172907B1 (da) * 1996-06-17 1999-09-27 Topsoe Haldor As Fremgangsmåde til rensning af en carbonhydridstrøm
US6291797B1 (en) 1996-08-13 2001-09-18 Nippon Sheet Glass Co., Ltd. Laser machining method for glass substrate, diffraction type optical device fabricated by the machining method, and method of manufacturing optical device
DE19719875A1 (de) * 1997-05-12 1998-11-19 Basf Ag Verfahren zur Polymerisation cyclischer Ether
TW444032B (en) 1998-06-15 2001-07-01 Asahi Chemical Ind Process for producing tetrahydrofuran polymer
GB9828020D0 (en) * 1998-12-18 1999-02-10 Bp Chem Int Ltd Synthesis of heteropolyacids
JP4194011B2 (ja) 1999-08-19 2008-12-10 旭化成せんい株式会社 ポリテトラメチレングリコール組成物
WO2001014444A1 (en) 1999-08-19 2001-03-01 Asahi Kasei Kabushiki Kaisha Polyether polyurethane
JP2003012783A (ja) 1999-08-19 2003-01-15 Asahi Kasei Corp ポリエーテルエステルエラストマー
WO2001019875A1 (en) 1999-09-10 2001-03-22 Idemitsu Kosan Co., Ltd. Process for producing high-purity oxygenic compound and lubricating oil
CA2433731C (en) * 2001-01-11 2009-11-10 Asahi Kasei Kabushiki Kaisha Oxytetramethylene glycol copolymer and method for producing the same
DE10314648A1 (de) 2003-04-01 2004-10-14 Basf Ag Verfahren zur Herstellung von Tetrahydrofuran-Copolymeren
KR101522435B1 (ko) 2006-12-20 2015-05-21 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 막 분리로 인한 프로필렌 옥사이드에서 폴리(프로필렌 옥사이드)의 제거 방법
KR100885870B1 (ko) * 2007-08-31 2009-02-26 주식회사 효성 전극모세관을 이용한 폴리테트라메틸렌글리콜 제조시헤테로폴리산 회수 방법
US8372946B2 (en) * 2009-04-15 2013-02-12 Invista North America S.A R.L. Copolyether glycol manufacturing process
KR101343040B1 (ko) * 2010-12-28 2013-12-18 주식회사 삼양바이오팜 정제된 폴록사머 및 그의 정제방법
JP7037495B2 (ja) * 2016-03-17 2022-03-16 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング ポロキサマーを精製するための方法
CN109851769B (zh) * 2018-12-03 2021-07-23 万华化学集团股份有限公司 一种低voc聚醚多元醇的精制方法及组合物

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751419A (en) * 1954-09-13 1956-06-19 Du Pont Process for purification of polytetramethyleneether
GB1369304A (en) * 1972-03-06 1974-10-02 Marles Kuhlmann Wyandotte Soc Purification of polyols
GB1467970A (en) * 1975-05-02 1977-03-23 Ici Ltd Purification of polyethers
US4137396A (en) * 1976-09-24 1979-01-30 Basf Wyandotte Corporation Filtration process for purifying polyols
DE2746911C3 (de) * 1977-10-19 1981-05-07 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Reinigung von bei der säurekatalysierten Polymerisation von Tetrahydrofuran anfallenden Poly(tetrahydrofuran)-Lösungen
JPS55165918A (en) * 1979-06-13 1980-12-24 Mitsui Toatsu Chem Inc Purification of polytetramethyleneetherglycol
JPS5616524A (en) * 1979-07-20 1981-02-17 Mitsubishi Chem Ind Ltd Purification of crude polytetramethylene glycol
DE3107449A1 (de) * 1981-02-27 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zur reinigung von polytetramethylenetherglykolen
DE3112065A1 (de) * 1981-03-27 1982-10-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von polytetramethylenether-glykol oder -glykoldiester mit niedriger farbzahl
CA1216597A (en) * 1983-05-23 1987-01-13 Atsushi Aoshima Process for producing polyetherglycol
US4500705A (en) * 1984-01-09 1985-02-19 E. I. Du Pont De Nemours And Company Method for reducing oligomeric cyclic ether content of a polymerizate
US4658065A (en) * 1984-03-28 1987-04-14 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing polyether polyol and a product
US4528364A (en) * 1984-04-19 1985-07-09 The Dow Chemical Company Removal of alkaline catalysts from polyether polyols and polyalkylene carbonate polyols

Also Published As

Publication number Publication date
EP0181621B1 (de) 1991-09-04
KR860004094A (ko) 1986-06-18
EP0181621A2 (de) 1986-05-21
US4677231A (en) 1987-06-30
CA1268481A (en) 1990-05-01
KR880001518B1 (ko) 1988-08-19
EP0181621A3 (en) 1988-05-11

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Legal Events

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