KR20030074373A - 감소된 색상 값을 갖는 디페닐 메탄 계열의폴리이소시아네이트의 제조 방법 - Google Patents
감소된 색상 값을 갖는 디페닐 메탄 계열의폴리이소시아네이트의 제조 방법 Download PDFInfo
- Publication number
- KR20030074373A KR20030074373A KR20030015297A KR20030015297A KR20030074373A KR 20030074373 A KR20030074373 A KR 20030074373A KR 20030015297 A KR20030015297 A KR 20030015297A KR 20030015297 A KR20030015297 A KR 20030015297A KR 20030074373 A KR20030074373 A KR 20030074373A
- Authority
- KR
- South Korea
- Prior art keywords
- base
- organic phase
- polyamine
- diphenyl methane
- methane series
- Prior art date
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
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
-
- 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
- C07C209/78—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (6)
- a) 아닐린 및 포름알데히드를 산 촉매의 존재 하에 반응시켜 폴리아민-함유 혼합물을 형성하고,b) 폴리아민-함유 혼합물을 염기로 중화시키고,c) 중화된 혼합물을 수용액 상 및 유기 상으로 분리하고,d) 염기를 유기 상에 첨가하는 것을 포함하는 디페닐 메탄 계열의 폴리아민의 제조 방법.
- 제1항에 있어서, 염기가 알칼리 금속 수산화물, 알칼리 토금속 수산화물 또는 알칼리 금속 수산화물 또는 알칼리 토금속 수산화물의 수용액인 방법.
- 제1항에 있어서, NaOH 수용액을 염기로서 사용하는 방법.
- a) 아닐린 및 포름알데히드를 산 촉매의 존재 하에 반응시켜 폴리아민-함유 혼합물을 형성하고,b) 폴리아민-함유 혼합물을 염기로 중화시키고,c) 중화된 혼합물을 수용액 상 및 유기 상으로 분리하고,d) 염기를 유기 상에 첨가하고, 폴리아민을 분리하고,e) 폴리아민을 포스겐화시켜 폴리이소시아네이트를 생성하는 것을 포함하는디페닐 메탄 계열의 폴리이소시아네이트의 제조 방법.
- 제4항에 있어서, 염기가 알칼리 금속 수산화물, 알칼리 토금속 수산화물 또는 알칼리 금속 수산화물 또는 알칼리 토금속 수산화물의 수용액인 방법.
- 제4항에 있어서, NaOH 수용액을 염기로서 사용하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10211021.2 | 2002-03-13 | ||
DE10211021A DE10211021A1 (de) | 2002-03-13 | 2002-03-13 | Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030074373A true KR20030074373A (ko) | 2003-09-19 |
KR100937088B1 KR100937088B1 (ko) | 2010-01-15 |
Family
ID=27762897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030015297A KR100937088B1 (ko) | 2002-03-13 | 2003-03-12 | 감소된 색상 값을 갖는 디페닐 메탄 계열의폴리이소시아네이트의 제조 방법 |
Country Status (13)
Country | Link |
---|---|
US (1) | US6639102B2 (ko) |
EP (1) | EP1344766B1 (ko) |
JP (1) | JP4250440B2 (ko) |
KR (1) | KR100937088B1 (ko) |
CN (1) | CN100422239C (ko) |
AT (1) | ATE312070T1 (ko) |
BR (1) | BR0300489A (ko) |
CA (1) | CA2421395A1 (ko) |
DE (2) | DE10211021A1 (ko) |
ES (1) | ES2253594T3 (ko) |
MX (1) | MXPA03002071A (ko) |
PL (1) | PL359111A1 (ko) |
TW (1) | TW200400207A (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10228734A1 (de) * | 2002-06-27 | 2004-01-22 | Bayer Ag | Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert |
DE10347438A1 (de) * | 2003-10-13 | 2005-05-04 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
DE102004005320A1 (de) * | 2004-02-04 | 2005-08-25 | Bayer Materialscience Ag | Herstellung von Di- und Polysocyanaten der Diphenylmethanreihe mit definierter Acidität |
DE102004032416A1 (de) * | 2004-07-05 | 2006-02-02 | Bayer Materialscience Ag | Verfahren zur Herstellung von Polyaminen der Diphenylmethanreihe bei niedriger Protonierung |
DE102004052370A1 (de) * | 2004-10-28 | 2006-05-04 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
DE102005006692A1 (de) * | 2005-02-15 | 2006-08-24 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di-und Polyaminen der Diphenylmethanreihe |
CN101142173B (zh) * | 2005-03-10 | 2011-06-01 | 三井化学株式会社 | 多异氰酸酯的制造方法和多异氰酸酯的制造装置 |
JP4723882B2 (ja) * | 2005-03-10 | 2011-07-13 | 三井化学株式会社 | ポリイソシアネートの製造方法 |
DE102006004041A1 (de) * | 2006-01-28 | 2007-08-02 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
WO2007135988A1 (ja) * | 2006-05-19 | 2007-11-29 | Mitsui Chemicals Polyurethanes, Inc. | ポリアミンの製造方法 |
US8329951B2 (en) * | 2007-01-08 | 2012-12-11 | Basf Se | Process for preparing diphenylmethanediamine |
WO2008152021A1 (de) * | 2007-06-12 | 2008-12-18 | Basf Se | Verfahren zur gewinnung von mineralsäuren aus salzlösungen |
DE102008012037A1 (de) * | 2008-03-01 | 2009-09-03 | Bayer Materialscience Ag | Verfahren zur Herstellung von Methylen-diphenyl-diisocyanaten |
PT2421818E (pt) | 2009-04-24 | 2014-09-10 | Basf Se | Processo para a preparação de mda e mdi de cor estável |
WO2011080059A1 (de) | 2009-12-18 | 2011-07-07 | Basf Se | Zweistufiges verfahren zur kostengünstigen abscheidung von homogenen katalysatoren bei der mda-synthese |
WO2012088671A1 (zh) * | 2010-12-29 | 2012-07-05 | 烟台万华聚氨酯股份有限公司 | 一种快速混合反应器及其应用 |
KR102009060B1 (ko) * | 2011-10-21 | 2019-08-08 | 바이엘 인텔렉쳐 프로퍼티 게엠베하 | 담색 폴리이소시아네이트의 제조방법 |
JP2016520038A (ja) * | 2013-04-24 | 2016-07-11 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag | ジフェニルメタンシリーズのジアミン及びポリアミンの製造方法 |
CN107827756B (zh) * | 2017-11-17 | 2020-09-08 | 万华化学集团股份有限公司 | 一种低n-甲基杂质含量的二苯基甲烷系列二胺和多胺的制备方法及装置和催化剂 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025557A (en) * | 1972-06-03 | 1977-05-24 | Bayer Aktiengesellschaft | Process for the production of polyamines |
US4163019A (en) * | 1978-07-10 | 1979-07-31 | Shell Oil Company | Production of 4,4'-alkylidene diphenyl diisocyanate |
CN1018080B (zh) * | 1989-03-13 | 1992-09-02 | 贾晓岭 | 机械蓄能式发动机起动器 |
US5386059A (en) | 1991-12-10 | 1995-01-31 | Miles Inc. | Process for preparing polyamines for lighter color polyisocyanate based foam |
DE4208359A1 (de) | 1992-03-16 | 1993-09-23 | Bayer Ag | Verfahren zur herstellung von isocyanaten oder isocyanatgemischen und deren verwendung zur herstellung von polyurethanschaumstoffen |
US5364958A (en) * | 1992-06-23 | 1994-11-15 | Mitsui Toatsu Chemicals, Incorporated | Process for the production of methylene-crosslinked polyphenylene polyisocyanate |
US6031136A (en) * | 1993-07-21 | 2000-02-29 | Bayer Corporation | Process for preparing methylene diphenylamines by partial neutralization of acidic methylene diphenylamines |
DE19513146A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513069A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
JPH11128748A (ja) | 1997-10-31 | 1999-05-18 | Shin Etsu Chem Co Ltd | 白金錯体触媒 |
DE19804915A1 (de) | 1998-02-07 | 1999-08-12 | Basf Ag | Verfahren zur Herstellung von Methylendi(phenylamin) und Methylendi(phenylisocyanat) |
US6127463A (en) * | 1999-03-23 | 2000-10-03 | Bayer Corporation | Polymeric MDI color reduction |
DE10141620A1 (de) * | 2001-08-24 | 2003-03-06 | Bayer Ag | Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert |
-
2002
- 2002-03-13 DE DE10211021A patent/DE10211021A1/de not_active Withdrawn
-
2003
- 2003-03-03 DE DE50301828T patent/DE50301828D1/de not_active Expired - Lifetime
- 2003-03-03 ES ES03004365T patent/ES2253594T3/es not_active Expired - Lifetime
- 2003-03-03 AT AT03004365T patent/ATE312070T1/de not_active IP Right Cessation
- 2003-03-03 EP EP03004365A patent/EP1344766B1/de not_active Expired - Lifetime
- 2003-03-10 MX MXPA03002071A patent/MXPA03002071A/es not_active Application Discontinuation
- 2003-03-10 US US10/384,890 patent/US6639102B2/en not_active Expired - Lifetime
- 2003-03-10 CA CA002421395A patent/CA2421395A1/en not_active Abandoned
- 2003-03-11 PL PL03359111A patent/PL359111A1/xx not_active IP Right Cessation
- 2003-03-12 TW TW92105282A patent/TW200400207A/zh unknown
- 2003-03-12 JP JP2003066572A patent/JP4250440B2/ja not_active Expired - Fee Related
- 2003-03-12 BR BR0300489-9A patent/BR0300489A/pt not_active IP Right Cessation
- 2003-03-12 KR KR1020030015297A patent/KR100937088B1/ko active IP Right Grant
- 2003-03-13 CN CNB031216560A patent/CN100422239C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW200400207A (en) | 2004-01-01 |
EP1344766B1 (de) | 2005-12-07 |
JP2003313155A (ja) | 2003-11-06 |
MXPA03002071A (es) | 2004-07-29 |
ATE312070T1 (de) | 2005-12-15 |
US6639102B2 (en) | 2003-10-28 |
BR0300489A (pt) | 2004-08-17 |
JP4250440B2 (ja) | 2009-04-08 |
EP1344766A2 (de) | 2003-09-17 |
CA2421395A1 (en) | 2003-09-13 |
CN1443796A (zh) | 2003-09-24 |
DE10211021A1 (de) | 2003-09-25 |
CN100422239C (zh) | 2008-10-01 |
US20030176626A1 (en) | 2003-09-18 |
KR100937088B1 (ko) | 2010-01-15 |
EP1344766A3 (de) | 2004-01-07 |
ES2253594T3 (es) | 2006-06-01 |
DE50301828D1 (de) | 2006-01-12 |
PL359111A1 (en) | 2003-09-22 |
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