PT2526085E - Processo para a produção de isocianatos por dissociação térmica de carbamatos - Google Patents

Processo para a produção de isocianatos por dissociação térmica de carbamatos Download PDF

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Publication number
PT2526085E
PT2526085E PT117003475T PT11700347T PT2526085E PT 2526085 E PT2526085 E PT 2526085E PT 117003475 T PT117003475 T PT 117003475T PT 11700347 T PT11700347 T PT 11700347T PT 2526085 E PT2526085 E PT 2526085E
Authority
PT
Portugal
Prior art keywords
carbamates
thermally splitting
producing isocyanates
isocyanates
producing
Prior art date
Application number
PT117003475T
Other languages
English (en)
Portuguese (pt)
Inventor
Eckhard Stroefer
Michael Bock
Robert Baumann
Bock Michael
Original Assignee
Basf Se
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 Se filed Critical Basf Se
Publication of PT2526085E publication Critical patent/PT2526085E/pt

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PT117003475T 2010-01-19 2011-01-18 Processo para a produção de isocianatos por dissociação térmica de carbamatos PT2526085E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10151089 2010-01-19

Publications (1)

Publication Number Publication Date
PT2526085E true PT2526085E (pt) 2015-11-24

Family

ID=43769079

Family Applications (1)

Application Number Title Priority Date Filing Date
PT117003475T PT2526085E (pt) 2010-01-19 2011-01-18 Processo para a produção de isocianatos por dissociação térmica de carbamatos

Country Status (10)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2714602T3 (es) * 2010-10-04 2019-05-29 Asahi Chemical Ind Método de separación y método para producir isocianato
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
AU2015255723B2 (en) 2014-05-09 2019-09-19 Solventum Intellectual Properties Company Dressing with contracting layer for linear tissue sites
AU2015255726B2 (en) 2014-05-09 2020-03-05 Solventum Intellectual Properties Company Disruptive dressing for use with negative pressure and fluid instillation
US10898217B2 (en) 2014-05-09 2021-01-26 Kci Licensing, Inc. Dressing providing apertures with multiple orifice sizes for negative-pressure therapy
CA2947298C (en) 2014-05-09 2023-06-06 Kci Licensing, Inc. Debriding dressing for use with negative pressure and fluid instillation
WO2016120167A1 (de) 2015-01-30 2016-08-04 Basf Se Nebenproduktarme polyphenylenpolymethylenpolyisocyanate
US10968168B2 (en) 2017-05-15 2021-04-06 Asahi Kasei Kabushiki Kaisha Isocyanate production method
EP3450424A1 (de) * 2017-09-04 2019-03-06 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten
US12447054B2 (en) 2018-11-08 2025-10-21 Solventum Intellectual Properties Company Wound dressing with semi-rigid support to increase disruption using perforated dressing and negative pressure wound therapy
US12409072B2 (en) 2019-12-05 2025-09-09 Kci Manufacturing Unlimited Company Multi-layer negative pressure incisional wound therapy dressing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3215591A1 (de) 1982-04-27 1983-10-27 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen thermischen spaltung von carbamidsaeureestern
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
DE59705128D1 (de) * 1996-03-15 2001-12-06 Bayer Ag Verfahren zur thermischen Spaltung von Carbamidsäureestern
DE19907648A1 (de) 1999-02-23 2000-08-24 Basf Ag Verfahren zur Herstellung von Isocyanaten durch Spaltung von Urethanen
DE10329491A1 (de) 2003-07-01 2005-01-27 Basf Ag Reaktor für gas/flüssig oder gas/flüssig/fest Reaktionen
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
US8921598B2 (en) 2008-03-18 2014-12-30 Basf Se Method for producing urethanes composed of mono and di-functional aromatic amines

Also Published As

Publication number Publication date
EP2526085A1 (de) 2012-11-28
JP5823982B2 (ja) 2015-11-25
CN102712580B (zh) 2014-11-26
BR112012017877A2 (pt) 2016-05-03
EP2526085B1 (de) 2015-08-12
CN102712580A (zh) 2012-10-03
HUE028076T2 (en) 2016-11-28
KR20120120945A (ko) 2012-11-02
ES2552837T3 (es) 2015-12-02
WO2011089098A1 (de) 2011-07-28
JP2013517312A (ja) 2013-05-16
PL2526085T3 (pl) 2016-01-29

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