HUP0201848A2 - Light isocyanates, method for producing them and use thereof - Google Patents

Light isocyanates, method for producing them and use thereof

Info

Publication number
HUP0201848A2
HUP0201848A2 HU0201848A HUP0201848A HUP0201848A2 HU P0201848 A2 HUP0201848 A2 HU P0201848A2 HU 0201848 A HU0201848 A HU 0201848A HU P0201848 A HUP0201848 A HU P0201848A HU P0201848 A2 HUP0201848 A2 HU P0201848A2
Authority
HU
Hungary
Prior art keywords
producing
isocyanates
light
light isocyanates
Prior art date
Application number
HU0201848A
Other languages
English (en)
Inventor
Filip Nevejans
Ulrich Penzel
Martin Reif
Volker Scharr
Hans Volkmar Schwarz
Den Abeel Peter Van
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 HUP0201848A2 publication Critical patent/HUP0201848A2/hu
Publication of HU222987B1 publication Critical patent/HU222987B1/hu

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)
HU0201848A 1999-06-23 2000-06-16 Világos színű izocianátok, előállításuk és alkalmazásuk HU222987B1 (hu)

Applications Claiming Priority (2)

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
PCT/EP2000/005610 WO2001000569A1 (de) 1999-06-23 2000-06-16 Helle isocyanate, verfahren zu deren herstellung und deren verwendung

Publications (2)

Publication Number Publication Date
HUP0201848A2 true HUP0201848A2 (en) 2002-09-28
HU222987B1 HU222987B1 (hu) 2004-01-28

Family

ID=7912253

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0201848A HU222987B1 (hu) 1999-06-23 2000-06-16 Világos színű izocianátok, előállításuk és alkalmazásuk

Country Status (11)

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

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
JP4938007B2 (ja) * 2005-05-30 2012-05-23 ハンツマン・インターナショナル・エルエルシー ジフェニルメタン系ポリイソシアネートの製造法
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
ES2556964T3 (es) * 2007-01-17 2016-01-21 Basf Se Procedimiento para la preparación de isocianatos
EP2060560B1 (en) * 2007-11-14 2016-04-13 Covestro Deutschland AG Preparation of light-colored isocyanates
JP5586624B2 (ja) * 2008-11-26 2014-09-10 ハンツマン・インターナショナル・エルエルシー イソシアネートの製造方法
KR101756998B1 (ko) * 2009-04-24 2017-07-26 바스프 에스이 색 안정성 ｍｄａ 및 ｍｄｉ의 제조 방법
CN102471241B (zh) * 2009-07-14 2015-11-25 巴斯夫欧洲公司 制备二苯甲烷系列的浅色异氰酸酯的方法
CN102666371B (zh) * 2009-11-13 2015-01-07 巴斯夫欧洲公司 提纯氯进料的方法
US9090804B2 (en) * 2010-08-27 2015-07-28 Inventure Renewables, Inc. Methods for generating mixtures of diisocyanates by phosgenation of diamino alkyl esters
EP2768800B1 (de) 2011-10-21 2016-01-20 Covestro Deutschland AG Verfahren zur herstellung farbheller polyisocyanate
HUE040552T2 (hu) 2013-03-12 2019-03-28 Covestro Deutschland Ag Eljárás rendkívül tiszta TDI-trimerizátumok elõállítására
KR102218225B1 (ko) 2013-03-12 2021-02-22 코베스트로 도이칠란드 아게 담색 tdi-폴리이소시아네이트를 제조하는 방법
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
KR20220005048A (ko) 2019-04-25 2022-01-12 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
JP2025530353A (ja) 2022-11-17 2025-09-11 万華化学集団股▲分▼有限公司 イソシアネート組成物、その製造方法及び応用
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

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR970001071B1 (ko) 1992-06-23 1997-01-25 미쓰이도오아쓰가가꾸 가부시끼가이샤 메틸렌 가교 폴리페닐렌 폴리이소시아네이트의 제조방법
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 (hu) * 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
HU222987B1 (hu) 2004-01-28
JP2003503383A (ja) 2003-01-28
KR100686302B1 (ko) 2007-02-23
DE19928741A1 (de) 2000-12-28
ES2206268T3 (es) 2004-05-16
CN1356980A (zh) 2002-07-03
EP1187808A1 (de) 2002-03-20
US6900348B1 (en) 2005-05-31
WO2001000569A1 (de) 2001-01-04
DE50003380D1 (de) 2003-09-25
PT1187808E (pt) 2003-12-31
KR20020010726A (ko) 2002-02-04
ATE247635T1 (de) 2003-09-15
JP4722352B2 (ja) 2011-07-13
CN1182108C (zh) 2004-12-29
EP1187808B1 (de) 2003-08-20

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Legal Events

Date Code Title Description
HFG4 Patent granted, date of granting

Effective date: 20031127

MM4A Lapse of definitive patent protection due to non-payment of fees