DK0566925T3 - Flertrinsfremgangsmåde til kontinuert fremstilling af organiske polyisocyanater - Google Patents
Flertrinsfremgangsmåde til kontinuert fremstilling af organiske polyisocyanaterInfo
- Publication number
- DK0566925T3 DK0566925T3 DK93105635.2T DK93105635T DK0566925T3 DK 0566925 T3 DK0566925 T3 DK 0566925T3 DK 93105635 T DK93105635 T DK 93105635T DK 0566925 T3 DK0566925 T3 DK 0566925T3
- Authority
- DK
- Denmark
- Prior art keywords
- continuous preparation
- organic polyisocyanates
- multistage process
- organic
- polyiisocyanates
- 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
- C08G18/82—Post-polymerisation treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4213099A DE4213099A1 (de) | 1992-04-21 | 1992-04-21 | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von organischen Polyisocyanaten |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0566925T3 true DK0566925T3 (da) | 1996-07-29 |
Family
ID=6457162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK93105635.2T DK0566925T3 (da) | 1992-04-21 | 1993-04-06 | Flertrinsfremgangsmåde til kontinuert fremstilling af organiske polyisocyanater |
Country Status (9)
Country | Link |
---|---|
US (1) | US5386053A (da) |
EP (1) | EP0566925B1 (da) |
JP (1) | JP3382289B2 (da) |
KR (1) | KR100251900B1 (da) |
AT (1) | ATE139994T1 (da) |
CA (1) | CA2094484C (da) |
DE (2) | DE4213099A1 (da) |
DK (1) | DK0566925T3 (da) |
ES (1) | ES2088605T3 (da) |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4342426A1 (de) * | 1993-12-13 | 1995-06-14 | Bayer Ag | Verfahren zur Herstellung von Diurethanen und ihre Verwendung zur Herstellung von Diisocyanaten |
DE4439421A1 (de) * | 1994-11-04 | 1996-05-09 | Huels Chemische Werke Ag | Neue harnstoffgruppenhaltige Polyamine und Verfahren zu ihrer Herstellung |
DE19523386A1 (de) * | 1995-06-23 | 1997-01-09 | Bayer Ag | Verfahren zur Entfernung von Nebenprodukten aus Diurethanen |
DE59705128D1 (de) * | 1996-03-15 | 2001-12-06 | Bayer Ag | Verfahren zur thermischen Spaltung von Carbamidsäureestern |
DE19813107A1 (de) | 1998-03-25 | 1999-09-30 | Basf Ag | Verfahren zur Herstellung von Polyurethanschaumstoffen |
DE19907648A1 (de) * | 1999-02-23 | 2000-08-24 | Basf Ag | Verfahren zur Herstellung von Isocyanaten durch Spaltung von Urethanen |
DE10260092A1 (de) * | 2002-12-19 | 2004-07-01 | Basf Ag | Verfahren zur Reinigung von Isocyanaten |
DE10338511A1 (de) * | 2003-08-22 | 2005-03-17 | Degussa Ag | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von cycloaliphatischen Diisocyanaten |
DE10338508A1 (de) * | 2003-08-22 | 2005-03-17 | Degussa Ag | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von cycloaliphatischen Diisocyanaten |
DE10338509A1 (de) * | 2003-08-22 | 2005-03-17 | Degussa Ag | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von cycloaliphatischen Diisocyanaten |
DE102004022626A1 (de) * | 2004-05-07 | 2005-12-15 | Degussa Ag | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von cycloaliphatischen Diisocyanaten |
DE102004026451A1 (de) * | 2004-05-29 | 2005-12-15 | Degussa Ag | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von cycloaliphatischen Diisocyanaten |
DE102004036499A1 (de) * | 2004-07-28 | 2006-03-23 | Degussa Ag | Mehrstufiges Verfahren zur kontinuierlichen Herstellung von cycloaliphatischen Diisocyanaten |
DE102005043799A1 (de) * | 2005-09-13 | 2007-04-12 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
JP5692964B2 (ja) | 2006-01-13 | 2015-04-01 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | イソシアネートの製造法 |
JP2009545553A (ja) | 2006-08-01 | 2009-12-24 | ビーエーエスエフ ソシエタス・ヨーロピア | ペンタメチレン−1,5−ジイソシアネートの製造方法 |
EP2069292A1 (de) * | 2006-08-31 | 2009-06-17 | Basf Se | Verfahren zur herstellung von isocyanaten |
TWI361179B (en) * | 2006-11-17 | 2012-04-01 | Asahi Kasei Chemicals Corp | A process for producing isocyanates |
WO2008074645A1 (de) * | 2006-12-20 | 2008-06-26 | Basf Se | Verfahren zur herstellung von 2-methylpentan-1,5-diisocyanat aus methylglutarsäuredinitril |
TW200844080A (en) | 2007-01-11 | 2008-11-16 | Asahi Kasei Chemicals Corp | Process for producing isocyanate |
US9056819B2 (en) * | 2007-03-30 | 2015-06-16 | Asahi Kasei Chemicals Corporation | Isocyanate production process using composition containing carbamic acid ester and aromatic hydroxy compound, and composition for transfer and storage of carbamic acid ester |
JP5313164B2 (ja) * | 2007-11-19 | 2013-10-09 | 旭化成ケミカルズ株式会社 | イソシアネートおよび芳香族ヒドロキシ化合物の製造方法 |
WO2009139062A1 (ja) | 2008-05-15 | 2009-11-19 | 旭化成ケミカルズ株式会社 | イソシアネートの製造方法 |
CA2721357C (en) * | 2008-05-15 | 2014-01-07 | Asahi Kasei Chemicals Corporation | Process for producing isocyanates using diaryl carbonate |
DE102008002002A1 (de) | 2008-05-27 | 2009-12-03 | Evonik Degussa Gmbh | Chlor armes mehrstufiges Verfahren zur Herstellung von cycloaliphatischen Diisocyanaten |
JP5377660B2 (ja) * | 2009-08-04 | 2013-12-25 | ビーエーエスエフ ソシエタス・ヨーロピア | イソシアネートの製造法 |
JP5067906B2 (ja) | 2009-08-21 | 2012-11-07 | 旭化成ケミカルズ株式会社 | N−置換カルバミン酸エステルの製造方法および該n−置換カルバミン酸エステルを使用するイソシアネートの製造方法 |
US8859805B2 (en) | 2009-09-22 | 2014-10-14 | Basf Se | Process for preparing isocyanates |
JP2013512294A (ja) | 2009-11-27 | 2013-04-11 | ビーエーエスエフ ソシエタス・ヨーロピア | 溶解度が低い活性物質を可溶化するための樹状ポリ尿素 |
PL2507206T3 (pl) | 2009-12-04 | 2015-05-29 | Basf Se | Sposób wytwarzania izocyjanianów |
DE102009054749A1 (de) | 2009-12-16 | 2011-06-22 | Evonik Degussa GmbH, 45128 | Zusammensetzung aus (cyclo)aliphatischen Diisocyanaten und aromatischen Säurehalogeniden |
JP5563816B2 (ja) * | 2009-12-24 | 2014-07-30 | 三井化学株式会社 | イソシアネート残渣の処理方法 |
WO2011078000A1 (ja) * | 2009-12-24 | 2011-06-30 | 三井化学株式会社 | イソシアネート残渣の処理方法およびカーボネートの処理方法 |
JP5563886B2 (ja) * | 2010-05-11 | 2014-07-30 | 三井化学株式会社 | イソシアネート残渣の処理方法 |
JP5643517B2 (ja) * | 2010-02-04 | 2014-12-17 | 三井化学株式会社 | 触媒処理方法 |
SG192555A1 (en) | 2011-02-21 | 2013-09-30 | Asahi Kasei Chemicals Corp | Process for producing carbonyl compounds |
US8871969B2 (en) | 2011-05-30 | 2014-10-28 | Basf Se | Process for the production of polyisocyanates |
CN103596920A (zh) | 2011-05-30 | 2014-02-19 | 巴斯夫欧洲公司 | 制备多异氰酸酯的方法 |
KR20140052009A (ko) | 2011-08-05 | 2014-05-02 | 바스프 에스이 | 과분지형 중합체 기재의 회합 증점제 |
US8772527B2 (en) | 2012-04-27 | 2014-07-08 | Basf Se | Process for isomerization of cis-2-pentenenitrile to 3-pentenenitriles |
DE102012219324A1 (de) | 2012-10-23 | 2014-04-24 | Evonik Industries Ag | Zusammensetzungen umfassend alkoxysilanhaltige Isocyanateund saure Stabilisatoren |
WO2014082910A1 (de) * | 2012-11-28 | 2014-06-05 | Basf Se | Verfahren zur herstellung von polyisocyanaten |
KR101745229B1 (ko) * | 2013-04-03 | 2017-06-08 | 미쓰이 가가쿠 가부시키가이샤 | 자일릴렌 다이아이소사이아네이트의 제조 방법 및 자일릴렌 다이아이소사이아네이트의 제조 장치 |
EP3459930A1 (en) | 2017-09-26 | 2019-03-27 | Covestro Deutschland AG | Multistep process for the preparation of hexamethylene diisocyanate, pentamethylene diisocyanate or toluene diisocyanate |
EP3459931A1 (en) | 2017-09-26 | 2019-03-27 | Covestro Deutschland AG | Multistep process for the preparation of diisocyanates |
CN110872481B (zh) * | 2018-08-30 | 2022-02-18 | 万华化学集团股份有限公司 | 一种无醛胶合板用胶黏剂及其制备方法,胶合板及其制备方法 |
WO2023080257A1 (ja) | 2021-11-08 | 2023-05-11 | 旭化成株式会社 | イソシアネート化合物の製造方法、カルバメート化合物の製造方法、アミン化合物の回収方法、イソシアネート組成物 |
CN114249671B (zh) * | 2021-11-19 | 2023-03-10 | 美瑞新材料股份有限公司 | 一种以脂肪族二胺混合物为原料制备脂肪族二异氰酸酯的方法 |
CN115350660A (zh) * | 2022-07-05 | 2022-11-18 | 中国科学院过程工程研究所 | 一种非光气法制备1,5-戊二异氰酸酯的装置和方法 |
CN115611776A (zh) * | 2022-09-29 | 2023-01-17 | 四川元理材料科技有限公司 | Ipdi粗品纯化的工业化方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3047898A1 (de) * | 1980-12-19 | 1982-07-15 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen thermischen spaltung von carbamidsaeureestern und die verwendung von hierbei anfallenden isocyanate und carbamidsaeureester aufweisenden gemischen zur herstellung von isocyanaten |
DE3215591A1 (de) * | 1982-04-27 | 1983-10-27 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen thermischen spaltung von carbamidsaeureestern |
DE3314788A1 (de) * | 1983-04-23 | 1984-10-25 | Basf Ag, 6700 Ludwigshafen | Mehrstufenverfahren zur herstellung von hexamethylendiisocyanat-1,6 und/oder isomeren aliphatischen diisocyanaten mit 6 kohlenstoffatomen im alkylenrest |
DE3314790A1 (de) * | 1983-04-23 | 1984-10-25 | Basf Ag, 6700 Ludwigshafen | Mehrstufenverfahren zur herstellung von 3-isocyanatomethyl-3,5,5-trimethyl-cyclohexylisocyanat |
DE3339300A1 (de) * | 1983-10-29 | 1985-05-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von isocyanaten durch thermische spaltung von urethanen |
DE3828033A1 (de) * | 1988-08-18 | 1990-03-08 | Huels Chemische Werke Ag | Kreislaufverfahren zur herstellung von (cyclo)aliphatischen diisocyanaten |
IT1244476B (it) * | 1990-12-21 | 1994-07-15 | Enichem Sintesi | Procedimento continuo per la preparazione di isociamati |
-
1992
- 1992-04-21 DE DE4213099A patent/DE4213099A1/de not_active Withdrawn
-
1993
- 1993-03-08 US US08/028,009 patent/US5386053A/en not_active Expired - Lifetime
- 1993-03-26 JP JP06800093A patent/JP3382289B2/ja not_active Expired - Lifetime
- 1993-04-06 EP EP93105635A patent/EP0566925B1/de not_active Expired - Lifetime
- 1993-04-06 AT AT93105635T patent/ATE139994T1/de active
- 1993-04-06 DK DK93105635.2T patent/DK0566925T3/da active
- 1993-04-06 DE DE59303105T patent/DE59303105D1/de not_active Expired - Lifetime
- 1993-04-06 ES ES93105635T patent/ES2088605T3/es not_active Expired - Lifetime
- 1993-04-20 CA CA002094484A patent/CA2094484C/en not_active Expired - Fee Related
- 1993-04-21 KR KR1019930007023A patent/KR100251900B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0625136A (ja) | 1994-02-01 |
DE59303105D1 (de) | 1996-08-08 |
US5386053A (en) | 1995-01-31 |
EP0566925B1 (de) | 1996-07-03 |
KR930021675A (ko) | 1993-11-22 |
CA2094484A1 (en) | 1993-10-22 |
EP0566925A3 (en) | 1993-12-08 |
ATE139994T1 (de) | 1996-07-15 |
EP0566925A2 (de) | 1993-10-27 |
ES2088605T3 (es) | 1996-08-16 |
DE4213099A1 (de) | 1993-10-28 |
JP3382289B2 (ja) | 2003-03-04 |
CA2094484C (en) | 1997-10-07 |
KR100251900B1 (ko) | 2000-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK0566925T3 (da) | Flertrinsfremgangsmåde til kontinuert fremstilling af organiske polyisocyanater | |
ATE314463T1 (de) | Maltose-trehalose-konvertierendes enzym, dessen herstellung und verwendung | |
DK0460917T3 (da) | Fremgangsmåde til fremstilling af eicosapentaensyre eller et esterderivat deraf | |
ATE138643T1 (de) | Kontinuierliches mehrstufiges verfahren zur herstellung von (cyclo)-aliphatischen diisocyanaten | |
ATE151791T1 (de) | Verfahren zur herstellung von niedrigviskosen isocyanurat- und urethangruppen enthaltenden polyisocyanatmischungen | |
EP0812814A4 (en) | PROCESS FOR THE REPAIR OF 1,1,1,3,3-PENTAFLUOROPROPANE | |
DK0494665T3 (da) | Fremgangsmåde til fremstilling af 6,12-dihydro-6-hydroxy-cannabidiol og anvendelse deraf til fremstilling af transdelta-9-tetrahydrocannabinol | |
AU3928795A (en) | Method of producing caprolactam | |
DK0716067T3 (da) | Fremgangsmåde til fremstilling af xylitol | |
DK0570071T3 (da) | Fremgangsmåde til fremstilling af alkylisocyanater | |
ATE145895T1 (de) | Stabile nach phosgenfreien verfahren erhältliche polyisocyanatzusammensetzungen und ein verfahren zu ihrer herstellung | |
AU5716294A (en) | Process for producing 1,1,2,2,3-pentafluoropropane | |
AU5993690A (en) | Process for the removal of isocyanic acid from a mixture of isocyanic acid and ammonia | |
AU568743B2 (en) | Pertussis vaccine | |
IL115464A0 (en) | Preparation of cyclopropanecarboxylic acid and derivatives thereof | |
MY127039A (en) | Processes for conducting equilibrium-limited reactions | |
WO2002024634A3 (en) | Non-phosgene route to the manufacture of organic isocyanates | |
HU9503961D0 (en) | Process for the synthesis of substituted carbodiimides | |
ATE344329T1 (de) | Selektive transesterifikation von stanole in mischungen die sterole und stanole enthalten | |
EP0373619A3 (en) | Process for preparing para-hydroxybenzoic acid | |
DE69727680D1 (de) | Stereospezifische mannolysierung mit hoher ausbeute | |
WO2000010978A8 (de) | Verfahren zur herstellung von 1-alkyl-pyrazol-5-carbonsäureestern iii | |
EP0528694A3 (en) | Method for producing optically active 3-substituted-2-norbornanones and their intermediates | |
CA2170778A1 (en) | Production of 2,3,5,6 -Tetrachloropyridine | |
HUT41727A (en) | Process for production of alifatic diesthers of succin acid from malein acid anhydrid |