CN102712580B - 通过热解氨基甲酸酯生产异氰酸酯的方法 - Google Patents

通过热解氨基甲酸酯生产异氰酸酯的方法 Download PDF

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Publication number
CN102712580B
CN102712580B CN201180006310.9A CN201180006310A CN102712580B CN 102712580 B CN102712580 B CN 102712580B CN 201180006310 A CN201180006310 A CN 201180006310A CN 102712580 B CN102712580 B CN 102712580B
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China
Prior art keywords
carbamate
column
alcohol
splitting
stream
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Expired - Fee Related
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CN201180006310.9A
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English (en)
Chinese (zh)
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CN102712580A (zh
Inventor
M·博克
A·弗兰茨克
R·鲍曼
E·施特勒费尔
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BASF SE
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BASF SE
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN201180006310.9A 2010-01-19 2011-01-18 通过热解氨基甲酸酯生产异氰酸酯的方法 Expired - Fee Related CN102712580B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10151089 2010-01-19
EP10151089.9 2010-01-19
PCT/EP2011/050557 WO2011089098A1 (de) 2010-01-19 2011-01-18 Verfahren zur herstellung von isocyanaten durch thermische spaltung von carbamaten

Publications (2)

Publication Number Publication Date
CN102712580A CN102712580A (zh) 2012-10-03
CN102712580B true CN102712580B (zh) 2014-11-26

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CN201180006310.9A Expired - Fee Related CN102712580B (zh) 2010-01-19 2011-01-18 通过热解氨基甲酸酯生产异氰酸酯的方法

Country Status (10)

Country Link
EP (1) EP2526085B1 (enExample)
JP (1) JP5823982B2 (enExample)
KR (1) KR20120120945A (enExample)
CN (1) CN102712580B (enExample)
BR (1) BR112012017877A2 (enExample)
ES (1) ES2552837T3 (enExample)
HU (1) HUE028076T2 (enExample)
PL (1) PL2526085T3 (enExample)
PT (1) PT2526085E (enExample)
WO (1) WO2011089098A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI430978B (zh) * 2010-10-04 2014-03-21 Asahi Kasei Chemicals Corp 分離方法及異氰酸酯之製造方法
US8933262B2 (en) 2011-05-24 2015-01-13 Basf Se Process for preparing polyisocyanates from biomass
CN103848758A (zh) * 2012-12-06 2014-06-11 中国科学院成都有机化学有限公司 一种催化热分解制备异氰酸酯的方法
EP3797744A1 (en) 2014-05-09 2021-03-31 3M Innovative Properties Company Dressing with contracting layer for linear tissue sites
US10898217B2 (en) 2014-05-09 2021-01-26 Kci Licensing, Inc. Dressing providing apertures with multiple orifice sizes for negative-pressure therapy
AU2015255726B2 (en) 2014-05-09 2020-03-05 Solventum Intellectual Properties Company Disruptive dressing for use with negative pressure and fluid instillation
EP3527180B1 (en) 2014-05-09 2021-01-06 3M Innovative Properties Company Debriding dressing for use with negative pressure and fluid instillation
CN107207422B (zh) * 2015-01-30 2020-12-11 巴斯夫欧洲公司 低副产物的多亚苯基多亚甲基多异氰酸酯
CN110546135B (zh) * 2017-05-15 2021-12-14 旭化成株式会社 异氰酸酯的制造方法
EP3450424A1 (de) * 2017-09-04 2019-03-06 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten
EP3876885B1 (en) 2018-11-08 2023-11-29 3M Innovative Properties Company Wound dressing with semi-rigid support to increase disruption using perforated dressing and negative pressure wound therapy
WO2021111412A1 (en) 2019-12-05 2021-06-10 Kci Licensing, Inc. Multi-layer negative pressure incisional wound therapy dressing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092738A1 (de) * 1982-04-27 1983-11-02 Bayer Ag Verfahren zur kontinuierlichen thermischen Spaltung von Carbamidsäureestern
US5731458A (en) * 1996-03-15 1998-03-24 Bayer Aktiengesellschaft Process for thermally cracking carbamic acid esters
CN1597083A (zh) * 2003-07-01 2005-03-23 巴斯福股份公司 用于气/液或气/液/固反应的反应器
CN101200436A (zh) * 2006-12-31 2008-06-18 中国科学院成都有机化学有限公司 连续制备1,6-六亚甲基二异氰酸酯的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60231640A (ja) * 1984-05-02 1985-11-18 Asahi Chem Ind Co Ltd イソシアナ−トの連続的製法
JPH02250857A (ja) * 1989-03-23 1990-10-08 Sumitomo Metal Ind Ltd ポリイソシアネートの製造方法
US5326903A (en) 1992-01-10 1994-07-05 Nippon Shokubai Co., Ltd. Process for preparing isocyanates using sintered oxides
JPH05194351A (ja) * 1992-01-22 1993-08-03 Nkk Corp イソシアネート化合物の連続的製造装置及び方法
DE19907648A1 (de) 1999-02-23 2000-08-24 Basf Ag Verfahren zur Herstellung von Isocyanaten durch Spaltung von Urethanen
EP2265571B1 (de) 2008-03-18 2015-03-04 Basf Se Verfahren zur herstellung von urethanen aus mono- und difunktionalen aromatischen aminen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092738A1 (de) * 1982-04-27 1983-11-02 Bayer Ag Verfahren zur kontinuierlichen thermischen Spaltung von Carbamidsäureestern
US4692550A (en) * 1982-04-27 1987-09-08 Bayer Aktiengesellschaft Continuous process for thermal splitting of carbamic acid esters
US5731458A (en) * 1996-03-15 1998-03-24 Bayer Aktiengesellschaft Process for thermally cracking carbamic acid esters
CN1597083A (zh) * 2003-07-01 2005-03-23 巴斯福股份公司 用于气/液或气/液/固反应的反应器
CN101200436A (zh) * 2006-12-31 2008-06-18 中国科学院成都有机化学有限公司 连续制备1,6-六亚甲基二异氰酸酯的方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP平2-250857A 1990.10.08 *

Also Published As

Publication number Publication date
BR112012017877A2 (pt) 2016-05-03
PT2526085E (pt) 2015-11-24
EP2526085B1 (de) 2015-08-12
HUE028076T2 (en) 2016-11-28
JP5823982B2 (ja) 2015-11-25
PL2526085T3 (pl) 2016-01-29
ES2552837T3 (es) 2015-12-02
KR20120120945A (ko) 2012-11-02
CN102712580A (zh) 2012-10-03
WO2011089098A1 (de) 2011-07-28
JP2013517312A (ja) 2013-05-16
EP2526085A1 (de) 2012-11-28

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Granted publication date: 20141126

Termination date: 20170118