PT1187808E - Isocianatos claros metodo para producao e sua utilizacao - Google Patents

Isocianatos claros metodo para producao e sua utilizacao

Info

Publication number
PT1187808E
PT1187808E PT00943828T PT00943828T PT1187808E PT 1187808 E PT1187808 E PT 1187808E PT 00943828 T PT00943828 T PT 00943828T PT 00943828 T PT00943828 T PT 00943828T PT 1187808 E PT1187808 E PT 1187808E
Authority
PT
Portugal
Prior art keywords
isocianates
clear
production
preparing
polyurethane foams
Prior art date
Application number
PT00943828T
Other languages
English (en)
Portuguese (pt)
Inventor
Hans Volkmar Schwarz
Volker Scharr
Ulrich Penzel
Peter Van Den Abeel
Martin Reif
Filip Nevejans
Original Assignee
Basf Ag
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.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of PT1187808E publication Critical patent/PT1187808E/pt

Links

Classifications

    • 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
    • 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

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)
  • Eye Examination Apparatus (AREA)
  • Dental Preparations (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Polyurethanes Or Polyureas (AREA)
PT00943828T 1999-06-23 2000-06-16 Isocianatos claros metodo para producao e sua utilizacao PT1187808E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19928741A DE19928741A1 (de) 1999-06-23 1999-06-23 Helle Isocyanate, Verfahren zu deren Herstellung und deren Verwendung

Publications (1)

Publication Number Publication Date
PT1187808E true PT1187808E (pt) 2003-12-31

Family

ID=7912253

Family Applications (1)

Application Number Title Priority Date Filing Date
PT00943828T PT1187808E (pt) 1999-06-23 2000-06-16 Isocianatos claros metodo para producao e sua utilizacao

Country Status (11)

Country Link
US (1) US6900348B1 (https=)
EP (1) EP1187808B1 (https=)
JP (1) JP4722352B2 (https=)
KR (1) KR100686302B1 (https=)
CN (1) CN1182108C (https=)
AT (1) ATE247635T1 (https=)
DE (2) DE19928741A1 (https=)
ES (1) ES2206268T3 (https=)
HU (1) HU222987B1 (https=)
PT (1) PT1187808E (https=)
WO (1) WO2001000569A1 (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10235476A1 (de) 2002-08-02 2004-02-12 Basf Ag Integriertes Verfahren zur Herstellung von Isocyanaten
PT1890998E (pt) * 2005-05-30 2014-03-06 Huntsman Int Llc Processo para a preparação de poliisocianatos da série do difenilmetano
DE102006002157A1 (de) * 2006-01-17 2007-07-19 Bayer Materialscience Ag Verfahren zur Herstellung heller Isocyanate
US8030522B2 (en) * 2006-06-07 2011-10-04 Bayer Materialscience Llc Process for the production of toluene diisocyanate
ES2558857T3 (es) * 2007-01-17 2016-02-09 Basf Se Procedimiento para la preparación de isocianatos
HUE027861T2 (en) * 2007-11-14 2016-11-28 Covestro Deutschland Ag Preparation of pale isocyanates
HUE030997T2 (en) * 2008-11-26 2017-06-28 Huntsman Int Llc Process for the preparation of isocyanates
EP2421818B1 (de) 2009-04-24 2014-08-27 Basf Se Verfahren zur herstellung von farbstabilem mda und mdi
US8748655B2 (en) 2009-07-14 2014-06-10 Basf Se Process for preparing light-coloured isocyanates of the diphenylmethane series
HUE032915T2 (hu) 2009-11-13 2017-11-28 Basf Se Eljárás egy klór-betáplálás tisztítására
SG187972A1 (en) * 2010-08-27 2013-04-30 Inventure Renewables Inc Generation of mixed diisocyanates by phosgenation of soy based methyl amino esters
CN103874680B (zh) 2011-10-21 2016-07-06 拜耳知识产权有限责任公司 生产浅色多异氰酸酯的方法
WO2014139873A1 (de) 2013-03-12 2014-09-18 Bayer Materialscience Ag Verfahren zur herstellung von farbhellen tdi-polyisocyanaten
ES2694130T3 (es) 2013-03-12 2018-12-18 Covestro Deutschland Ag Procedimiento para la preparación de trímeros de TDI con pureza particular
EP2896597A1 (de) 2014-01-21 2015-07-22 Bayer MaterialScience AG Verfahren zum An- und Abfahren eines Phosgengenerators
CN103922969B (zh) * 2014-04-10 2016-01-20 万华化学集团股份有限公司 一种制备颜色稳定的1,6-己二异氰酸酯的方法
CN109761855B (zh) 2018-12-20 2020-07-28 万华化学集团股份有限公司 一种制备异佛尔酮二异氰酸酯的方法
KR102915554B1 (ko) 2019-04-25 2026-01-20 바스프 에스이 포스겐의 제조 방법
CN112111044B (zh) * 2019-06-21 2021-06-29 万华化学集团股份有限公司 一种聚异氰酸酯组合物及其制备方法和应用
CN111635502B (zh) * 2020-06-10 2022-04-22 万华化学集团股份有限公司 一种多异氰酸酯组合物及其制备方法和用途
CN114349664B (zh) * 2022-01-17 2023-08-11 万华化学（宁波）有限公司 一种低溴含量异氰酸酯的制备方法
EP4620993A4 (en) 2022-11-17 2025-12-31 Wanhua Chemical Group Co Ltd Composition of isocyanate, its preparation process and its use
CN119409598B (zh) * 2024-10-31 2025-12-16 万华化学集团股份有限公司 一种制备浅色异氰酸酯、聚氨酯的方法

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US3660261A (en) * 1970-04-20 1972-05-02 Dow Chemical Co Method for reduction of bromine contamination of chlorine
DE2323299C3 (de) * 1973-05-09 1983-12-08 Chemische Werke Hüls AG, 4370 Marl Verfahren zur kontinuierlichen Herstellung von 1-Isocyanato-3-(isocyanatomethyl)-3,5,5-trimethylcyclohexan
JPS5470220A (en) * 1977-11-11 1979-06-05 Mitsui Toatsu Chem Inc Preparation of organic isocyanate
US4465639A (en) 1983-01-26 1984-08-14 The Upjohn Company Process for polyisocyanates
DE3329124A1 (de) 1983-08-11 1985-02-28 Bayer Ag, 5090 Leverkusen Verfahren zur reinigung von polyisocyanaten und die so gereinigten polyisocyanate
DE4006976A1 (de) 1990-03-06 1991-09-12 Basf Ag Verfahren zur herstellung von mischungen aus diphenylmethan-diisocyanaten und polyphenyl-polymethylen-polyisocyanaten mit einer verminderten iodfarbzahl
DE4008074A1 (de) 1990-03-14 1991-09-19 Basf Ag Verfahren zur qualitaetsverbesserung von rohen diaminodiphenylmethanen
DE4021712A1 (de) 1990-07-07 1992-01-09 Basf Ag Verfahren zur herstellung von mischungen aus diphenylmethan-diisocyanaten und polyphenol-polymethylen-polyisocyanaten mit einer verminderten iodfarbzahl
DK0538500T3 (da) 1991-10-19 1995-04-10 Basf Corp Fremgangsmåde til fremstilling af polymethylenpolyphenylenpolyisocyanater med formindsket farve- og chloridindhold
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
US5312971A (en) 1992-07-23 1994-05-17 Miles Inc. Color reduction of polymethylene polyphenyl polyisocyanates
DE4300774A1 (de) * 1993-01-14 1994-07-21 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmethandiisocyanaten und Polyphenyl-polymethylen-polyisocyanaten mit einer verminderten Iodfarbzahl
DE59503894D1 (de) * 1994-04-07 1998-11-19 Bayer Ag Verfahren zur Herstellung von Isocyanaten oder Isocyanatgemischen
FR2723585B1 (fr) * 1994-08-12 1996-09-27 Rhone Poulenc Chimie Procede de preparation de composes du type polyisocyanates aromatiques en phase gazeuse.
IN190134B (https=) * 1995-12-28 2003-06-21 Du Pont
JPH1045700A (ja) * 1996-07-29 1998-02-17 Mitsubishi Gas Chem Co Inc ジイソシアネート化合物およびそのオリゴマー
DE19711447A1 (de) * 1997-03-19 1998-09-24 Basf Ag Verfahren zur Herstellung von Isocyanaten mit heller Farbe
DE19817691A1 (de) 1998-04-21 1999-10-28 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmehandiisocyanaten und Polyphenylen-polymethylen-polyisocyanaten mit vermindertem Gehalt an chlorierten Nebenprodukten und verminderter Jodfarbzahl

Also Published As

Publication number Publication date
ATE247635T1 (de) 2003-09-15
ES2206268T3 (es) 2004-05-16
CN1182108C (zh) 2004-12-29
KR20020010726A (ko) 2002-02-04
DE50003380D1 (de) 2003-09-25
DE19928741A1 (de) 2000-12-28
JP2003503383A (ja) 2003-01-28
WO2001000569A1 (de) 2001-01-04
CN1356980A (zh) 2002-07-03
EP1187808A1 (de) 2002-03-20
KR100686302B1 (ko) 2007-02-23
EP1187808B1 (de) 2003-08-20
JP4722352B2 (ja) 2011-07-13
HU222987B1 (hu) 2004-01-28
HUP0201848A2 (en) 2002-09-28
US6900348B1 (en) 2005-05-31

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