BR112017004644A2 - método para a preparação de ésteres de ácidos alfa-hidroxicarboxílicos em que a amônia é reciclada - Google Patents
método para a preparação de ésteres de ácidos alfa-hidroxicarboxílicos em que a amônia é recicladaInfo
- Publication number
- BR112017004644A2 BR112017004644A2 BR112017004644A BR112017004644A BR112017004644A2 BR 112017004644 A2 BR112017004644 A2 BR 112017004644A2 BR 112017004644 A BR112017004644 A BR 112017004644A BR 112017004644 A BR112017004644 A BR 112017004644A BR 112017004644 A2 BR112017004644 A2 BR 112017004644A2
- Authority
- BR
- Brazil
- Prior art keywords
- recycled
- ammonia
- carboxylic acid
- acid esters
- hydroxy carboxylic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/18—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group
- C07C67/20—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group from amides or lactams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/024—Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0208—Preparation in gaseous phase
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0208—Preparation in gaseous phase
- C01C3/0212—Preparation in gaseous phase from hydrocarbons and ammonia in the presence of oxygen, e.g. the Andrussow-process
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/67—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
- C07C69/675—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids of saturated hydroxy-carboxylic acids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14184249 | 2014-09-10 | ||
| PCT/EP2015/070196 WO2016037928A1 (de) | 2014-09-10 | 2015-09-04 | Verfahren zur herstellung von alpha-hydroxycarbonsäureestern unter rezyklierung von ammoniak |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112017004644A2 true BR112017004644A2 (pt) | 2018-06-05 |
Family
ID=51492889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112017004644A BR112017004644A2 (pt) | 2014-09-10 | 2015-09-04 | método para a preparação de ésteres de ácidos alfa-hidroxicarboxílicos em que a amônia é reciclada |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US10227284B2 (pt) |
| EP (1) | EP3191446B1 (pt) |
| JP (1) | JP2017526717A (pt) |
| KR (1) | KR20170056592A (pt) |
| CN (2) | CN112679347A (pt) |
| BR (1) | BR112017004644A2 (pt) |
| TW (1) | TW201623211A (pt) |
| WO (1) | WO2016037928A1 (pt) |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3222639B2 (ja) | 1993-06-15 | 2001-10-29 | 三菱レイヨン株式会社 | α−ヒドロキシイソ酪酸エステルの製造法 |
| DE19754982A1 (de) * | 1997-12-11 | 1999-06-17 | Degussa | Verfahren zur Herstellung von Blausäure |
| JPH11255710A (ja) * | 1998-03-11 | 1999-09-21 | Mitsubishi Gas Chem Co Inc | メタクリル酸メチルの製造方法 |
| DE69908230T2 (de) | 1998-03-25 | 2004-04-08 | Mitsubishi Gas Chemical Co., Inc. | Verfahren zum Herstellen von Alpha-Hydroxycarboxylaten |
| DE102004006826A1 (de) | 2004-02-11 | 2005-08-25 | Röhm GmbH & Co. KG | Verfahren zur Herstellung von alpha-Hydroxy-carbonsäuren und deren Ester |
| US8569539B2 (en) | 2006-05-15 | 2013-10-29 | Evonik Roehm Gmbh | Process for preparing alpha-hydroxycarboxylic esters |
| DE102006022896A1 (de) * | 2006-05-15 | 2007-11-22 | Röhm Gmbh | Verfahren zur Herstellung von Alpha-Hydroxycarbonsäuren |
| DE102006034273A1 (de) | 2006-07-21 | 2008-01-24 | Röhm Gmbh | Verfahren zur Herstellung von Alpha-Hydroxycarbonsäuren |
| DE102008044218A1 (de) | 2008-12-01 | 2010-06-02 | Evonik Röhm Gmbh | Verfahren zur Herstellung von einem Carbonsäureamid aus einer Carbonylverbindung und Blausäure |
| US8759566B2 (en) | 2009-04-03 | 2014-06-24 | Mitsubishi Gas Chemical Company, Inc. | Method for producing α-hydroxycarboxylic acid ester |
| DE102011081256A1 (de) | 2011-08-19 | 2013-02-21 | Evonik Röhm Gmbh | Verfahren zur Herstellung von Alpha-Hydroxycarbonsäureestern |
| DE102013209821A1 (de) | 2013-05-27 | 2014-11-27 | Evonik Industries Ag | Verfahren zur Dehydratisierung von alpha-substituierten Carbonsäuren |
| DE102013213699A1 (de) | 2013-07-12 | 2015-01-15 | Evonik Industries Ag | Verfahren zur Herstellung von alpha-Hydroxycarbonsäureestern |
-
2015
- 2015-09-04 CN CN202011547588.4A patent/CN112679347A/zh active Pending
- 2015-09-04 BR BR112017004644A patent/BR112017004644A2/pt not_active Application Discontinuation
- 2015-09-04 US US15/508,200 patent/US10227284B2/en active Active
- 2015-09-04 WO PCT/EP2015/070196 patent/WO2016037928A1/de active Application Filing
- 2015-09-04 EP EP15759769.1A patent/EP3191446B1/de active Active
- 2015-09-04 KR KR1020177009369A patent/KR20170056592A/ko unknown
- 2015-09-04 CN CN201580048654.4A patent/CN106687440B/zh active Active
- 2015-09-04 JP JP2017513720A patent/JP2017526717A/ja active Pending
- 2015-09-07 TW TW104129527A patent/TW201623211A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN106687440B (zh) | 2021-03-09 |
| CN106687440A (zh) | 2017-05-17 |
| US10227284B2 (en) | 2019-03-12 |
| EP3191446B1 (de) | 2021-08-25 |
| CN112679347A (zh) | 2021-04-20 |
| EP3191446A1 (de) | 2017-07-19 |
| KR20170056592A (ko) | 2017-05-23 |
| TW201623211A (zh) | 2016-07-01 |
| US20170283364A1 (en) | 2017-10-05 |
| JP2017526717A (ja) | 2017-09-14 |
| WO2016037928A1 (de) | 2016-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
| B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |