ES2552837T3 - Método para la producción de isocianatos mediante escisión térmica de carbamatos - Google Patents
Método para la producción de isocianatos mediante escisión térmica de carbamatos Download PDFInfo
- Publication number
- ES2552837T3 ES2552837T3 ES11700347.5T ES11700347T ES2552837T3 ES 2552837 T3 ES2552837 T3 ES 2552837T3 ES 11700347 T ES11700347 T ES 11700347T ES 2552837 T3 ES2552837 T3 ES 2552837T3
- Authority
- ES
- Spain
- Prior art keywords
- section
- boiling point
- isocyanate
- carbamates
- isocyanates
- 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.)
- Active
Links
- 239000012948 isocyanate Substances 0.000 title abstract 5
- 150000002513 isocyanates Chemical class 0.000 title abstract 5
- 150000004657 carbamic acid derivatives Chemical class 0.000 title abstract 2
- 238000003776 cleavage reaction Methods 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 230000007017 scission Effects 0.000 title abstract 2
- 238000000926 separation method Methods 0.000 abstract 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 3
- 238000009835 boiling Methods 0.000 abstract 3
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 2
- 238000005878 carbamate elimination reaction Methods 0.000 abstract 2
- 239000012442 inert solvent Substances 0.000 abstract 2
- 238000004821 distillation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10151089 | 2010-01-19 | ||
| EP10151089 | 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 (1)
| Publication Number | Publication Date |
|---|---|
| ES2552837T3 true ES2552837T3 (es) | 2015-12-02 |
Family
ID=43769079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES11700347.5T Active ES2552837T3 (es) | 2010-01-19 | 2011-01-18 | Método para la producción de isocianatos mediante escisión térmica de carbamatos |
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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101489100B1 (ko) * | 2010-10-04 | 2015-02-02 | 아사히 가세이 케미칼즈 가부시키가이샤 | 분리 방법 및 이소시아네이트의 제조 방법 |
| 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 |
| EP4424252B1 (en) | 2014-05-09 | 2026-03-11 | Solventum Intellectual Properties Company | System having tissue contact layer for use with negative pressure |
| US10898217B2 (en) | 2014-05-09 | 2021-01-26 | Kci Licensing, Inc. | Dressing providing apertures with multiple orifice sizes for negative-pressure therapy |
| US10143485B2 (en) | 2014-05-09 | 2018-12-04 | Kci Licensing, Inc. | Debriding dressing for use with negative pressure and fluid instillation |
| WO2015172108A1 (en) | 2014-05-09 | 2015-11-12 | Kci Licensing, Inc. | Dressing with contracting layer for linear tissue sites |
| EP3250622B1 (de) * | 2015-01-30 | 2018-11-07 | Basf Se | Nebenproduktarme polyphenylenpolymethylenpolyisocyanate |
| EP3626705B1 (en) * | 2017-05-15 | 2021-03-24 | Asahi Kasei Kabushiki Kaisha | Isocyanate production method |
| EP3450424A1 (de) * | 2017-09-04 | 2019-03-06 | Covestro Deutschland AG | Verfahren zur herstellung von isocyanaten |
| CN113507908A (zh) | 2018-11-08 | 2021-10-15 | 3M创新知识产权公司 | 使用穿孔敷料和负压伤口治疗以增加破坏的具有半刚性支撑件的伤口敷料 |
| WO2021111412A1 (en) | 2019-12-05 | 2021-06-10 | Kci Licensing, Inc. | Multi-layer negative pressure incisional wound therapy dressing |
Family Cites Families (10)
| 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 |
| KR20100138911A (ko) | 2008-03-18 | 2010-12-31 | 바스프 에스이 | 일작용성 및 이작용성 방향족 아민을 포함하는 우레탄의 제조 방법 |
-
2011
- 2011-01-18 WO PCT/EP2011/050557 patent/WO2011089098A1/de not_active Ceased
- 2011-01-18 EP EP11700347.5A patent/EP2526085B1/de not_active Not-in-force
- 2011-01-18 PT PT117003475T patent/PT2526085E/pt unknown
- 2011-01-18 BR BR112012017877A patent/BR112012017877A2/pt not_active IP Right Cessation
- 2011-01-18 ES ES11700347.5T patent/ES2552837T3/es active Active
- 2011-01-18 HU HUE11700347A patent/HUE028076T2/en unknown
- 2011-01-18 CN CN201180006310.9A patent/CN102712580B/zh not_active Expired - Fee Related
- 2011-01-18 KR KR1020127021646A patent/KR20120120945A/ko not_active Withdrawn
- 2011-01-18 JP JP2012549324A patent/JP5823982B2/ja not_active Expired - Fee Related
- 2011-01-18 PL PL11700347T patent/PL2526085T3/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR112012017877A2 (pt) | 2016-05-03 |
| CN102712580B (zh) | 2014-11-26 |
| JP5823982B2 (ja) | 2015-11-25 |
| PT2526085E (pt) | 2015-11-24 |
| PL2526085T3 (pl) | 2016-01-29 |
| HUE028076T2 (en) | 2016-11-28 |
| KR20120120945A (ko) | 2012-11-02 |
| JP2013517312A (ja) | 2013-05-16 |
| EP2526085A1 (de) | 2012-11-28 |
| EP2526085B1 (de) | 2015-08-12 |
| CN102712580A (zh) | 2012-10-03 |
| WO2011089098A1 (de) | 2011-07-28 |
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