DE69501412T2 - Verfahren zur Herstellung von Isocanaten - Google Patents

Verfahren zur Herstellung von Isocanaten

Info

Publication number
DE69501412T2
DE69501412T2 DE69501412T DE69501412T DE69501412T2 DE 69501412 T2 DE69501412 T2 DE 69501412T2 DE 69501412 T DE69501412 T DE 69501412T DE 69501412 T DE69501412 T DE 69501412T DE 69501412 T2 DE69501412 T2 DE 69501412T2
Authority
DE
Germany
Prior art keywords
isocanates
preparation
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 - Fee Related
Application number
DE69501412T
Other languages
English (en)
Other versions
DE69501412D1 (de
Inventor
Takashi Okawa
Toshinari Aoki
Hiroshi Matsunaga
Hideo Igarashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
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 Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Publication of DE69501412D1 publication Critical patent/DE69501412D1/de
Application granted granted Critical
Publication of DE69501412T2 publication Critical patent/DE69501412T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C07C263/04—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69501412T 1994-03-18 1995-03-16 Verfahren zur Herstellung von Isocanaten Expired - Fee Related DE69501412T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06048690A JP3083039B2 (ja) 1994-03-18 1994-03-18 イソシアネート類の製造方法

Publications (2)

Publication Number Publication Date
DE69501412D1 DE69501412D1 (de) 1998-02-19
DE69501412T2 true DE69501412T2 (de) 1998-06-04

Family

ID=12810318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69501412T Expired - Fee Related DE69501412T2 (de) 1994-03-18 1995-03-16 Verfahren zur Herstellung von Isocanaten

Country Status (4)

Country Link
US (1) US5502244A (de)
EP (1) EP0672653B1 (de)
JP (1) JP3083039B2 (de)
DE (1) DE69501412T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2187241B1 (es) * 2000-06-01 2004-08-01 Repsol Quimica, S.A. Procedimiento para la produccion de isocianatos.
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
TW200844080A (en) * 2007-01-11 2008-11-16 Asahi Kasei Chemicals Corp Process for producing isocyanate
ES2710177T3 (es) 2008-05-15 2019-04-23 Asahi Chemical Ind Proceso para la producción de isocianato
KR20130127553A (ko) 2008-05-15 2013-11-22 아사히 가세이 케미칼즈 가부시키가이샤 탄산디아릴을 이용하는 이소시아네이트의 제조 방법
JP5643517B2 (ja) * 2010-02-04 2014-12-17 三井化学株式会社 触媒処理方法
CN102653517A (zh) * 2011-03-02 2012-09-05 中国科学院过程工程研究所 一种由氨基甲酸酯制备异氰酸酯的方法
CN103113262B (zh) * 2013-01-25 2014-12-10 西北大学 一种c21-36脂环族二异氰酸酯的制备方法和用途
JP6022039B2 (ja) * 2013-04-03 2016-11-09 三井化学株式会社 キシリレンジイソシアネートの製造方法およびキシリレンジイソシアネートの製造装置
CN105263903B (zh) * 2013-08-23 2018-01-26 三井化学株式会社 间苯二甲撑二异氰酸酯类的制造方法
KR101537246B1 (ko) * 2013-12-18 2015-07-16 동아전장주식회사 차량용 블로어 모터의 제어장치
EP3450424A1 (de) * 2017-09-04 2019-03-06 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5219624A (en) * 1975-08-07 1977-02-15 Mitsui Toatsu Chem Inc Process for preparation of isocyanates
JPS5439002A (en) * 1977-08-30 1979-03-24 Mitsubishi Chem Ind Ltd Preparation of isocyanates
JPS6052693B2 (ja) * 1977-12-22 1985-11-20 三菱化学株式会社 カルバミン酸エステルからのイソシアネ−トの製造法
DE3108990A1 (de) * 1981-03-10 1982-09-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten
JPS57158747A (en) * 1981-03-26 1982-09-30 Asahi Chem Ind Co Ltd Preparation of isocyanate
DE3828033A1 (de) * 1988-08-18 1990-03-08 Huels Chemische Werke Ag Kreislaufverfahren zur herstellung von (cyclo)aliphatischen diisocyanaten
DE3915183A1 (de) * 1989-05-10 1990-11-15 Bayer Ag Verfahren zur herstellung von polyisocyanaten

Also Published As

Publication number Publication date
EP0672653B1 (de) 1998-01-14
DE69501412D1 (de) 1998-02-19
US5502244A (en) 1996-03-26
JPH07258194A (ja) 1995-10-09
EP0672653A1 (de) 1995-09-20
JP3083039B2 (ja) 2000-09-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee