KR930002407A - 폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도 - Google Patents

폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도 Download PDF

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KR930002407A
KR930002407A KR1019920012934A KR920012934A KR930002407A KR 930002407 A KR930002407 A KR 930002407A KR 1019920012934 A KR1019920012934 A KR 1019920012934A KR 920012934 A KR920012934 A KR 920012934A KR 930002407 A KR930002407 A KR 930002407A
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polyisocyanate
compound
formula
group
trimethylsilyl
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KR1019920012934A
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요아힘 숄 한스
뮐러 한스-페터
벨테 라이너
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샤우어테, 댄너
바이엘 아크티엔게젤샤프트
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Publication of KR930002407A publication Critical patent/KR930002407A/ko

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1816—Catalysts containing secondary or tertiary amines or salts thereof having carbocyclic groups
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/2805—Compounds having only one group containing active hydrogen
    • C08G18/288—Compounds containing at least one heteroatom other than oxygen or nitrogen
    • C08G18/289—Compounds containing at least one heteroatom other than oxygen or nitrogen containing silicon
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C08G18/4816—Two or more polyethers of different physical or chemical nature mixtures of two or more polyetherpolyols having at least three hydroxy groups
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4829—Polyethers containing at least three hydroxy groups
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/8083—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with compounds containing at least one heteroatom other than oxygen or nitrogen
    • C08G18/809—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with compounds containing at least one heteroatom other than oxygen or nitrogen containing silicon
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid

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

Abstract

내용 없음.

Description

폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (6)

  1. A)20 내지 150℃의 온도에서 유기 폴리이소시아네이트를 B)폴리이소시아네이트의 양을 기준으로 하여, 하기 구조식(Ia) 및/또는 (Ib) 및 하기 일반식(II)에 상응하는 트리메틸실릴 그룹-함유 화합물 총 0.0001 내지 1중량%(이때, 일반식(II)의 화합물에 대한 구조식(Ia) 및/또는 (Ib)의 화합물의 몰비는 1 : 0 내지 1 : 1이다)와 혼합함을 특징으로 하여, 유기 폴리이소시아네이트를 정제하는 방법.
    상기 일반식(II)에서, X는 pKa값이 2이하인 n-염기성의 산소 함유 산으로부터 산성 수소원자를 제거시켜 수득한 중성 산 그룹을 나타내고, n은 1 내지 3의 정수이다.
  2. 제1항에 있어서, 생성된 유기 폴리이소시아네이트와 트리메틸실릴 그룹-함유 화합물의 혼합물을 5분 이상의 드웰(dwell)시간(이 시간 동안 혼합물을 20 내지 150℃의 온도에서 유지시킨다)후에 진공하에서 탈기시키거나, 또는 증류 후처리하여 처리하는 방법.
  3. 제1항에 있어서, 폴리이소시아네이트가 디페닐메탄 계열의 폴리이소시아네이트, 디페닐메탄 계열의 화학적으로 개질된 폴리이소시아네이트 또는 이의 혼합물인 방법.
  4. 제1항에 있어서, 일반식(II)에 상응하는 트리메틸실릴그룹-함유 화합물이 트리플루오로메탄 설폰산 트리메틸실릴 에스테르 및 인산 트리스-(트리메틸실릴 에스테르)로 이루어진 그룹으로부터 선택되는 방법.
  5. 제1항의 방법에 따라 정제된 유지 폴리이소시아네이트.
  6. 이소시아네이트를 중부가반응시켜 폴리우레탄을 제조하는 방법에 있어서, 폴리이소시아네이트 성분이 제5항에 따른 정제된 유기 폴리이소시아네이트임을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920012934A 1991-07-23 1992-07-21 폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도 KR930002407A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4124318.8 1991-07-23
DE4124318A DE4124318A1 (de) 1991-07-23 1991-07-23 Verfahren zur reinigung von polyisocyanaten, die so gereinigten polyisocyanate und ihre verwendung

Publications (1)

Publication Number Publication Date
KR930002407A true KR930002407A (ko) 1993-02-23

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Country Status (10)

Country Link
US (1) US5386054A (ko)
EP (1) EP0524507B1 (ko)
JP (1) JP3199853B2 (ko)
KR (1) KR930002407A (ko)
AT (1) ATE119877T1 (ko)
BR (1) BR9202828A (ko)
CA (1) CA2074226A1 (ko)
DE (2) DE4124318A1 (ko)
ES (1) ES2069939T3 (ko)
MX (1) MX9204263A (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100412081B1 (ko) * 1996-09-20 2004-04-17 삼성에스디아이 주식회사 멀티 액정 표시 장치
KR20200030498A (ko) * 2017-07-13 2020-03-20 시티즌 도케이 가부시키가이샤 나사 절삭 가공장치 및 나사 절삭 가공방법

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DE19914291A1 (de) 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Absenkung des Chlorgehaltes von niedermolekularen Isocyanaten
DE19914292A1 (de) 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Verringerung des Chlorgehaltes von organischen Isocyanaten
DE19922572A1 (de) 1999-05-17 2000-11-23 Bayer Ag Verfahren zur Reinigung von organischen Isocyanaten, die so gereinigten organischen Isocyanate und ihre Verwendung
JP3886318B2 (ja) * 2000-03-22 2007-02-28 三井化学株式会社 イソシアヌレート環含有ポリイソシアナートの製造方法
JP4247735B2 (ja) * 2002-09-10 2009-04-02 日本ポリウレタン工業株式会社 ポリメチレンポリフェニレンポリイソシアネートの着色低減方法
US20060058409A1 (en) * 2002-10-15 2006-03-16 Bernd Zaschke Method for producing rigid polyurethane foams by means of graft polyhydric alcohols
JP2008524273A (ja) * 2004-12-22 2008-07-10 ランクセス・ドイチュランド・ゲーエムベーハー 有機イソシアネート中の塩素含有成分を減少させるための方法
JPWO2007116761A1 (ja) * 2006-03-30 2009-08-20 日本ポリウレタン工業株式会社 ジフェニルメタン系イソシアネート組成物
CN103298781B (zh) 2010-11-17 2015-04-22 巴斯夫欧洲公司 制备亚甲基二苯基二异氰酸酯的方法
US8907124B2 (en) 2010-11-17 2014-12-09 Basf Se Process for preparing methylenedi(phenyl isocyanate)
DE102012218940A1 (de) * 2012-10-17 2014-04-17 Wacker Chemie Ag Mischungen auf der Basis von Silazanen
TWI530510B (zh) * 2012-11-01 2016-04-21 旭化成化學股份有限公司 聚異氰酸酯組成物及異氰酸酯聚合物組成物
CN107207422B (zh) 2015-01-30 2020-12-11 巴斯夫欧洲公司 低副产物的多亚苯基多亚甲基多异氰酸酯
EP3336117A1 (de) * 2017-09-20 2018-06-20 Basf Se Verfahren zur herstellung von in lösungsmitteln flockulationsstabilen polyisocyanaten von (cyclo)aliphatischen diisocyanaten

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NL291786A (ko) * 1962-09-18
US3219678A (en) * 1963-02-28 1965-11-23 Olin Mathieson Process for reducing the hydrolyzable chlorine content of organic isocyanates
GB1080717A (en) * 1965-07-30 1967-08-23 Ici Ltd Purification of crude organic polyisocyanates
US4189354A (en) * 1976-07-10 1980-02-19 Bayer Aktiengesellschaft Process for the production of diisocyanatodiphenyl methane isomers with an adjusted content of chlorine compounds
DE2932095A1 (de) * 1979-08-08 1981-04-09 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von diisocyanatotoluol-gemischen mit einem erhoehten gehalt an 2,6-diisocyanatotoluol, sowie deren verwendung als aufbaukomponente bei der herstellung von polyurethanelastomeren
GB2207671A (en) * 1987-08-07 1989-02-08 Basf Corp Process for the removal of color-forming trace impurities from methylene bis (phenylisocyanates)
JP2958960B2 (ja) * 1988-11-21 1999-10-06 大日本インキ化学工業株式会社 塗料用樹脂組成物
US4904704A (en) * 1988-12-22 1990-02-27 The Dow Chemical Company Rigid foams prepared from treated toluene diisocyanate residue
US5136087A (en) * 1991-05-15 1992-08-04 Miles Inc. Preparation of polymethylene polyphenyl polyisocyanate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100412081B1 (ko) * 1996-09-20 2004-04-17 삼성에스디아이 주식회사 멀티 액정 표시 장치
KR20200030498A (ko) * 2017-07-13 2020-03-20 시티즌 도케이 가부시키가이샤 나사 절삭 가공장치 및 나사 절삭 가공방법

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Publication number Publication date
CA2074226A1 (en) 1993-01-24
DE4124318A1 (de) 1993-01-28
JP3199853B2 (ja) 2001-08-20
EP0524507B1 (de) 1995-03-15
MX9204263A (es) 1993-01-01
BR9202828A (pt) 1993-03-23
ATE119877T1 (de) 1995-04-15
JPH05194353A (ja) 1993-08-03
ES2069939T3 (es) 1995-05-16
EP0524507A1 (de) 1993-01-27
DE59201641D1 (de) 1995-04-20
US5386054A (en) 1995-01-31

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