KR930002407A - 폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도 - Google Patents
폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도 Download PDFInfo
- Publication number
- 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
- Authority
- KR
- South Korea
- Prior art keywords
- polyisocyanate
- compound
- formula
- group
- trimethylsilyl
- Prior art date
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Classifications
-
- 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
Landscapes
- 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
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (6)
- 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.
- 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.
- 제1항에 있어서, 폴리이소시아네이트가 디페닐메탄 계열의 폴리이소시아네이트, 디페닐메탄 계열의 화학적으로 개질된 폴리이소시아네이트 또는 이의 혼합물인 방법.
- 제1항에 있어서, 일반식(II)에 상응하는 트리메틸실릴그룹-함유 화합물이 트리플루오로메탄 설폰산 트리메틸실릴 에스테르 및 인산 트리스-(트리메틸실릴 에스테르)로 이루어진 그룹으로부터 선택되는 방법.
- 제1항의 방법에 따라 정제된 유지 폴리이소시아네이트.
- 이소시아네이트를 중부가반응시켜 폴리우레탄을 제조하는 방법에 있어서, 폴리이소시아네이트 성분이 제5항에 따른 정제된 유기 폴리이소시아네이트임을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
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 |
Family
ID=6436774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920012934A KR930002407A (ko) | 1991-07-23 | 1992-07-21 | 폴리이소시아네이트의 정제방법, 이 방법으로 정제한 폴리이소시아네이트 및 이의 용도 |
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)
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 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
1991
- 1991-07-23 DE DE4124318A patent/DE4124318A1/de not_active Withdrawn
-
1992
- 1992-07-10 EP EP92111822A patent/EP0524507B1/de not_active Expired - Lifetime
- 1992-07-10 AT AT92111822T patent/ATE119877T1/de not_active IP Right Cessation
- 1992-07-10 DE DE59201641T patent/DE59201641D1/de not_active Expired - Fee Related
- 1992-07-10 ES ES92111822T patent/ES2069939T3/es not_active Expired - Lifetime
- 1992-07-17 US US07/916,773 patent/US5386054A/en not_active Expired - Fee Related
- 1992-07-20 CA CA002074226A patent/CA2074226A1/en not_active Abandoned
- 1992-07-21 JP JP21470092A patent/JP3199853B2/ja not_active Expired - Fee Related
- 1992-07-21 MX MX9204263A patent/MX9204263A/es unknown
- 1992-07-21 KR KR1019920012934A patent/KR930002407A/ko not_active Application Discontinuation
- 1992-07-23 BR BR929202828A patent/BR9202828A/pt not_active Application Discontinuation
Cited By (2)
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 |
Also Published As
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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