KR900014464A - 폴리에테르 폴리올로부터 촉매를 제거하는 방법 - Google Patents

폴리에테르 폴리올로부터 촉매를 제거하는 방법 Download PDF

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Publication number
KR900014464A
KR900014464A KR1019900003103A KR900003103A KR900014464A KR 900014464 A KR900014464 A KR 900014464A KR 1019900003103 A KR1019900003103 A KR 1019900003103A KR 900003103 A KR900003103 A KR 900003103A KR 900014464 A KR900014464 A KR 900014464A
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KR
South Korea
Prior art keywords
polyether polyols
temperature
remove catalyst
polyether polyol
filtration
Prior art date
Application number
KR1019900003103A
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English (en)
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KR0168429B1 (ko
Inventor
구프타 프라모트
산트하겐 한스-요하힘
로젠바움 하인쯔-외르크
Original Assignee
요아힘 그렘, 루디 마이어
바이엘 아크티엔게젤샤프트
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.)
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Application filed by 요아힘 그렘, 루디 마이어, 바이엘 아크티엔게젤샤프트 filed Critical 요아힘 그렘, 루디 마이어
Publication of KR900014464A publication Critical patent/KR900014464A/ko
Application granted granted Critical
Publication of KR0168429B1 publication Critical patent/KR0168429B1/ko

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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

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음

Description

폴리에테르 폴리올로부터 촉매를 제거하는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (4)

  1. (a) 폴리에테르 폴리올을 기준으로 0.7내지 7중량%의 물을 20내지 120℃의 온도에서 폴리에테르 폴리올을 함유하는 알칼리 반응 매질에 가하고; (b) 75내지 120℃의 온도에서 알칼리 반응매질 중 염기의 양을 기준으로 1내지 2배 화학정량의 기체 이산화탄소를 도입하여 탄산염을 형성시킨 후; (c) 여과에 의해 탄산염을 제거하는 단계를 함유함을 특징으로 하여, 4내지 250개의 하이드록실 수를 갖는 폴리에테르 폴리올로부터 염기성 촉매를 제거하는 방법.
  2. 제1항에 있어서, 물을 40내지 90℃에서 가하는 방법.
  3. 제1항에 있어서, 이산화탄소를 80내지 95℃의 온도에서 도입하는 방법.
  4. 제1항에 있어서, 하나 또는 2이상의 여과장치가 여과단계(c)에서 사용되는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900003103A 1989-03-11 1990-03-09 폴리에테르 폴리올로부터 촉매를 제거하는 방법 KR0168429B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3907911.2 1989-03-11
DE3907911A DE3907911A1 (de) 1989-03-11 1989-03-11 Verfahren zur entfernung von katalysatoren aus polyether-polyolen

Publications (2)

Publication Number Publication Date
KR900014464A true KR900014464A (ko) 1990-10-24
KR0168429B1 KR0168429B1 (ko) 1999-03-20

Family

ID=6376087

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900003103A KR0168429B1 (ko) 1989-03-11 1990-03-09 폴리에테르 폴리올로부터 촉매를 제거하는 방법

Country Status (9)

Country Link
US (1) US5105019A (ko)
EP (1) EP0387576B1 (ko)
JP (1) JP2976307B2 (ko)
KR (1) KR0168429B1 (ko)
BR (1) BR9001123A (ko)
CA (1) CA2010433C (ko)
DE (2) DE3907911A1 (ko)
ES (1) ES2045592T3 (ko)
MX (1) MX170684B (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4408004A1 (de) * 1994-03-10 1995-09-14 Bayer Ag Verfahren zur Gewinnung von reinen, fließfähigen Alkali- oder Erdalkalisalzen aus den Salzrückständen der Polyetherpolyolproduktion
EP2669312A1 (en) * 2012-05-29 2013-12-04 Huntsman International Llc Process for the production of polyether polyols
US11572440B2 (en) 2020-02-18 2023-02-07 Covestro Llc Methods for purifying polyols containing oxyalkylene units to reduce 2-methyl-2-pentenal content

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715402A (en) * 1969-08-08 1973-02-06 Basf Wyandotte Corp Removal of catalysts from polyols
BE795455A (fr) * 1972-02-24 1973-08-16 Basf Ag Procede de preparation de polyalkylene-ethers purs
DD104806A1 (ko) * 1973-05-30 1974-03-20
DE2554228A1 (de) * 1974-12-13 1976-06-16 Basf Wyandotte Corp Verfahren zur reinigung von hydroxylgruppenhaltigen polyaethern
US4029879A (en) * 1975-11-17 1977-06-14 Basf Wyandotte Corporation Process for the removal of catalysts from polyether polyols employing water and adsorbent
US4137396A (en) * 1976-09-24 1979-01-30 Basf Wyandotte Corporation Filtration process for purifying polyols
US4129718A (en) * 1977-12-01 1978-12-12 Basf Wyandotte Corporation Process for the removal of catalyst from polyether polyol
US4137398A (en) * 1978-06-09 1979-01-30 Basf Wyandotte Corporation Process for the removal of catalyst from polyether polyol

Also Published As

Publication number Publication date
JP2976307B2 (ja) 1999-11-10
ES2045592T3 (es) 1994-01-16
CA2010433C (en) 1999-08-17
CA2010433A1 (en) 1990-09-11
US5105019A (en) 1992-04-14
BR9001123A (pt) 1991-03-05
KR0168429B1 (ko) 1999-03-20
EP0387576A1 (de) 1990-09-19
DE3907911A1 (de) 1990-09-13
JPH02274727A (ja) 1990-11-08
DE59000031D1 (de) 1992-02-27
EP0387576B1 (de) 1992-01-15
MX170684B (es) 1993-09-07

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