KR100686302B1 - 밝은 색상의 이소시아네이트, 그의 제조 방법 및 용도 - Google Patents

밝은 색상의 이소시아네이트, 그의 제조 방법 및 용도 Download PDF

Info

Publication number
KR100686302B1
KR100686302B1 KR1020017016494A KR20017016494A KR100686302B1 KR 100686302 B1 KR100686302 B1 KR 100686302B1 KR 1020017016494 A KR1020017016494 A KR 1020017016494A KR 20017016494 A KR20017016494 A KR 20017016494A KR 100686302 B1 KR100686302 B1 KR 100686302B1
Authority
KR
South Korea
Prior art keywords
bromine
iodine
phosgene
isocyanates
reaction
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
KR1020017016494A
Other languages
English (en)
Korean (ko)
Other versions
KR20020010726A (ko
Inventor
마르틴 라이프
페터 반덴아베엘
필립 네베얀스
한스 볼크마르 슈바르쯔
울리히 펜젤
샤르볼커
Original Assignee
바스프 악티엔게젤샤프트
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 바스프 악티엔게젤샤프트 filed Critical 바스프 악티엔게젤샤프트
Publication of KR20020010726A publication Critical patent/KR20020010726A/ko
Application granted granted Critical
Publication of KR100686302B1 publication Critical patent/KR100686302B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Dental Preparations (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Eye Examination Apparatus (AREA)
  • Polyurethanes Or Polyureas (AREA)
KR1020017016494A 1999-06-23 2000-06-16 밝은 색상의 이소시아네이트, 그의 제조 방법 및 용도 Expired - Lifetime KR100686302B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19928741.4 1999-06-23
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
KR20020010726A KR20020010726A (ko) 2002-02-04
KR100686302B1 true KR100686302B1 (ko) 2007-02-23

Family

ID=7912253

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017016494A Expired - Lifetime KR100686302B1 (ko) 1999-06-23 2000-06-16 밝은 색상의 이소시아네이트, 그의 제조 방법 및 용도

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
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
ES2582173T3 (es) * 2007-11-14 2016-09-09 Covestro Deutschland Ag Preparación de isocianatos de color claro
US8802890B2 (en) * 2008-11-26 2014-08-12 Huntsman International Llc Process for manufacturing isocyanates
JP5416830B2 (ja) * 2009-04-24 2014-02-12 ビーエーエスエフ ソシエタス・ヨーロピア 色の安定なｍｄａとｍｄｉの製造方法
KR20120088649A (ko) * 2009-07-14 2012-08-08 바스프 에스이 디페닐메탄 계열의 담색 이소시아네이트의 제조 방법
CN102666371B (zh) 2009-11-13 2015-01-07 巴斯夫欧洲公司 提纯氯进料的方法
AU2011293662B2 (en) * 2010-08-27 2014-12-04 Inventure International (Pte) Limited 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
US10131641B2 (en) 2013-03-12 2018-11-20 Covestro Deutschland Ag Method for producing TDI-trimerisates with high purity
ES2688697T3 (es) 2013-03-12 2018-11-06 Covestro Deutschland Ag Procedimiento para la preparación de TDI-poliisocianatos de color claro
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
WO2020216648A1 (de) 2019-04-25 2020-10-29 Basf Se Verfahren zur herstellung von phosgen
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
KR20250053185A (ko) 2022-11-17 2025-04-21 완후아 케미컬 그룹 코., 엘티디 이소시아네이트 조성물과 이의 제조방법 및 용도
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
DE69107212T2 (de) 1991-10-19 1995-05-24 Basf Corp Verfahren zur Herstellung von polymerischen Methylen-dyphenylen-diisocyanaten mit verminderter Farbe und Chloridgehalt.
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
ES2123171T3 (es) * 1994-04-07 1999-01-01 Bayer Ag Procedimiento para la fabricacion de isocianatos o mezclas de isocianatos.
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
PT1187808E (pt) 2003-12-31
DE50003380D1 (de) 2003-09-25
DE19928741A1 (de) 2000-12-28
HUP0201848A2 (en) 2002-09-28
KR20020010726A (ko) 2002-02-04
CN1182108C (zh) 2004-12-29
HU222987B1 (hu) 2004-01-28
US6900348B1 (en) 2005-05-31
WO2001000569A1 (de) 2001-01-04
JP2003503383A (ja) 2003-01-28
JP4722352B2 (ja) 2011-07-13
EP1187808A1 (de) 2002-03-20
CN1356980A (zh) 2002-07-03
EP1187808B1 (de) 2003-08-20
ES2206268T3 (es) 2004-05-16

Similar Documents

Publication Publication Date Title
KR100686302B1 (ko) 밝은 색상의 이소시아네이트, 그의 제조 방법 및 용도
KR100601243B1 (ko) 감소된 양의 염소화 부산물을 포함하고 감소된 요오드 색지수를 갖는, 디페닐메탄 디이소시아네이트 및 폴리페닐렌-폴리메틸렌-폴리이소시아네이트로 구성된 혼합물의 제조 방법
EP2370400B1 (en) Process for manufacturing isocyanates
US10815193B2 (en) Process for providing hydrogen chloride for chemical reactions
MX2008010699A (es) Proceso para preparar isocianatos bajos en cloro.
US7368595B2 (en) Process for the production of light-colored isocyanates
US4193932A (en) Process for preparing organic isocyanates
KR20080021621A (ko) 디페닐메탄 계열의 폴리이소시아네이트의 제조 방법
JP2012532918A (ja) ジフェニルメタンジイソシアネート類の明色イソシアネートの製造方法
US4405527A (en) Process for the preparation of polyisocyanates
JPH07278088A (ja) 脂肪族イソシアナートの精製方法
KR820000506B1 (ko) 유기 이소시아네이트의 제조방법
KR100381878B1 (ko) 이소시아네이트의 제조 방법
KR20070084595A (ko) 폴리이소시아네이트의 제조 방법
HK1106492A (en) A process for the production of light-colored isocyanates
WO2026068450A1 (en) Process for preparing a polyisocyanate mixture comprising methylene diphenyl diisocyanate (mdi)

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20011222

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20050308

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20060725

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20061115

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20070215

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20070216

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20100210

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20110211

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20120213

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 20130201

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20130201

Start annual number: 7

End annual number: 7

FPAY Annual fee payment

Payment date: 20140203

Year of fee payment: 8

PR1001 Payment of annual fee

Payment date: 20140203

Start annual number: 8

End annual number: 8

FPAY Annual fee payment

Payment date: 20150129

Year of fee payment: 9

PR1001 Payment of annual fee

Payment date: 20150129

Start annual number: 9

End annual number: 9

FPAY Annual fee payment

Payment date: 20160203

Year of fee payment: 10

PR1001 Payment of annual fee

Payment date: 20160203

Start annual number: 10

End annual number: 10

FPAY Annual fee payment

Payment date: 20170208

Year of fee payment: 11

PR1001 Payment of annual fee

Payment date: 20170208

Start annual number: 11

End annual number: 11

FPAY Annual fee payment

Payment date: 20180129

Year of fee payment: 12

PR1001 Payment of annual fee

Payment date: 20180129

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20200203

Year of fee payment: 14

PR1001 Payment of annual fee

Payment date: 20200203

Start annual number: 14

End annual number: 14

PC1801 Expiration of term

Termination date: 20201216

Termination category: Expiration of duration