DE69324427D1 - Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern - Google Patents

Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern

Info

Publication number
DE69324427D1
DE69324427D1 DE69324427T DE69324427T DE69324427D1 DE 69324427 D1 DE69324427 D1 DE 69324427D1 DE 69324427 T DE69324427 T DE 69324427T DE 69324427 T DE69324427 T DE 69324427T DE 69324427 D1 DE69324427 D1 DE 69324427D1
Authority
DE
Germany
Prior art keywords
polythethers
hydroxy
functional
treatment process
final treatment
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
DE69324427T
Other languages
English (en)
Other versions
DE69324427T2 (de
Inventor
Galen Suppes
Hans Friedli
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.)
Dow Chemical Co
Original Assignee
Dow Chemical 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
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE69324427D1 publication Critical patent/DE69324427D1/de
Application granted granted Critical
Publication of DE69324427T2 publication Critical patent/DE69324427T2/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Polyethers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
DE69324427T 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern Expired - Lifetime DE69324427T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US85704892A 1992-03-24 1992-03-24
PCT/US1993/002647 WO1993019113A1 (en) 1992-03-24 1993-03-15 Novel finishing process for hydroxy-functional polyethers

Publications (2)

Publication Number Publication Date
DE69324427D1 true DE69324427D1 (de) 1999-05-20
DE69324427T2 DE69324427T2 (de) 1999-08-05

Family

ID=25325067

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0590131T Pending DE590131T1 (de) 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern.
DE69324427T Expired - Lifetime DE69324427T2 (de) 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE0590131T Pending DE590131T1 (de) 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern.

Country Status (10)

Country Link
US (1) US5468839A (de)
EP (1) EP0590131B1 (de)
CN (1) CN1036656C (de)
AU (1) AU3929393A (de)
DE (2) DE590131T1 (de)
ES (1) ES2058048T3 (de)
RU (1) RU2089564C1 (de)
TW (1) TW321661B (de)
WO (1) WO1993019113A1 (de)
ZA (1) ZA932088B (de)

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IS4687A (is) * 1998-03-13 1998-04-06 Shell Internationale Research Maatschappij B.V. Aðferð við framleiðslu á lyktarlitlum pólýeter pólýólum
EP1640401A3 (de) * 2004-09-24 2006-04-12 Clariant Produkte (Deutschland) GmbH Polyethylenglykol und Alkoholethoxylate und deren Herstellung
US7495063B2 (en) * 2006-02-03 2009-02-24 Dow Global Technologies Inc. Reduced oligomer concentration in high purity polyalkylene glycols
DE102008011683A1 (de) * 2008-02-28 2009-09-03 Bayer Materialscience Ag Verfahren zur Herstellung von Polyolen
JP5655281B2 (ja) * 2008-06-10 2015-01-21 東ソー株式会社 塩素化ポリエーテル及びそれよりなるポリウレタン
DE102009043616A1 (de) * 2009-09-29 2011-03-31 Bayer Materialscience Ag Verfahren zur Herstellung von aminogruppenhaltigen Polyolen
CN105026366A (zh) 2012-12-07 2015-11-04 国际壳牌研究有限公司 制备烷氧基化醇的方法
JP6598855B2 (ja) 2014-10-22 2019-10-30 ダウ グローバル テクノロジーズ エルエルシー 高い一級ヒドロキシルポリオールのための二重触媒系
KR102529691B1 (ko) 2015-01-08 2023-05-09 다우 글로벌 테크놀로지스 엘엘씨 폴리에테르-아세탈 폴리올 조성물
EP3478744B1 (de) 2016-06-30 2020-05-13 Dow Global Technologies, LLC Verfahren zur herstellung von polyetherdiolen
JP6634531B2 (ja) * 2017-01-06 2020-01-22 三洋化成工業株式会社 ポリエーテルポリオールの製造方法及びポリウレタンフォームの製造方法
KR102603979B1 (ko) 2017-09-14 2023-11-21 다우 글로벌 테크놀로지스 엘엘씨 루이스 산 중합 촉매
WO2019055725A1 (en) 2017-09-14 2019-03-21 Northwestern University PROCESS FOR PRODUCING POLYOLS
CN111094390B (zh) 2017-09-14 2023-06-20 陶氏环球技术有限责任公司 制造多元醇的方法
MX2021011618A (es) 2019-03-25 2021-10-13 Huntsman Int Llc Polieter poliol.
US11572440B2 (en) 2020-02-18 2023-02-07 Covestro Llc Methods for purifying polyols containing oxyalkylene units to reduce 2-methyl-2-pentenal content

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US2983763A (en) * 1956-04-12 1961-05-09 Jefferson Chem Co Inc Decolorizing the product of reacting an alkylene oxide with a hydroxylcontaining organic compound in the presence of an alkaline reacting catalyst
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US3000963A (en) * 1959-05-11 1961-09-19 Jefferson Chem Co Inc Process for refining crude polymers and adducts of propylene oxide
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JPS5770124A (en) * 1980-10-20 1982-04-30 Dai Ichi Kogyo Seiyaku Co Ltd Purification of polyether-polyol
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US4468478A (en) * 1981-10-15 1984-08-28 Basf Wyandotte Corporation Polyurethanes prepared from polyoxyalkylenes containing alkaline catalyst residues chelated with benzoic acid derivatives
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US4426300A (en) * 1981-10-26 1984-01-17 Basf Wyandotte Corporation Oxidation stable polyoxyalkylenes containing salts of benzoic acid derivatives
US4469820A (en) * 1981-10-26 1984-09-04 Basf Wyandotte Corporation Polyurethane prepared from a polyoxyalkylene containing an oxidation inhibiting amount of a benzoic acid salt
DE3229216A1 (de) * 1982-08-05 1984-02-09 Basf Ag, 6700 Ludwigshafen Verfahren zur reinigung von rohen polyether-polyolen
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DE3231192A1 (de) * 1982-08-21 1984-02-23 Basf Ag, 6700 Ludwigshafen Geformte eisenkatalysatormasse, deren herstellung und verwendung
CS241409B1 (en) * 1983-01-21 1986-03-13 Ladislav Komora Method of water/soluble polyerthers' and/or copolyethers' refining or at least limitation
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US4528364A (en) * 1984-04-19 1985-07-09 The Dow Chemical Company Removal of alkaline catalysts from polyether polyols and polyalkylene carbonate polyols
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GB8516826D0 (en) * 1985-07-03 1985-08-07 Dow Chemical Nederland Precursor compositions of nitrogen-containing polyols
US4687851A (en) * 1985-08-15 1987-08-18 The Dow Chemical Company Polyurethane elastomers prepared from high equivalent weight polyahls
GB8700161D0 (en) * 1987-01-06 1987-02-11 Dow Chemical Nederland Preparation of polyether compositions
JPH02501830A (ja) * 1987-02-17 1990-06-21 ザ　ダウ　ケミカル　カンパニー ポリウレタンプレポリマー合成のためのポリアルキレンカーボネートポリオールの中和
US5095061A (en) * 1990-07-13 1992-03-10 The Dow Chemical Company Process to reduce propenyl polyethers in hydroxyfunctional polyethers

Also Published As

Publication number Publication date
ES2058048T1 (es) 1994-11-01
ES2058048T3 (es) 1999-06-16
EP0590131A1 (de) 1994-04-06
EP0590131B1 (de) 1999-04-14
CN1036656C (zh) 1997-12-10
TW321661B (de) 1997-12-01
DE590131T1 (de) 1994-12-22
US5468839A (en) 1995-11-21
WO1993019113A1 (en) 1993-09-30
DE69324427T2 (de) 1999-08-05
RU2089564C1 (ru) 1997-09-10
AU3929393A (en) 1993-10-21
ZA932088B (en) 1994-09-24
CN1076703A (zh) 1993-09-29

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Legal Events

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