BR112016029736A8 - processo e maquinário para a purificação de ácido acrílico - Google Patents
processo e maquinário para a purificação de ácido acrílicoInfo
- Publication number
- BR112016029736A8 BR112016029736A8 BR112016029736A BR112016029736A BR112016029736A8 BR 112016029736 A8 BR112016029736 A8 BR 112016029736A8 BR 112016029736 A BR112016029736 A BR 112016029736A BR 112016029736 A BR112016029736 A BR 112016029736A BR 112016029736 A8 BR112016029736 A8 BR 112016029736A8
- Authority
- BR
- Brazil
- Prior art keywords
- acrylic acid
- stream
- purification
- machinery
- acetic acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0492—Applications, solvents used
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
- C07C57/03—Monocarboxylic acids
- C07C57/04—Acrylic acid; Methacrylic acid
-
- 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)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
processo e maquinário para a purificação de ácido acrílico. esta invenção se refere a um processo para a purificação de ácido acrílico de uma mistura contendo ácido acrílico e ácido acético que compreende as seguintes etapas: i) extrair a mistura contendo ácido acrílico e ácido acético com uma corrente de agente de extração, em que são obtidas uma corrente de refinado e uma corrente de extrato, ii) destilar a corrente de extrato, em que são obtidas uma corrente de ácido acrílico e uma cor-rente de retorno, distinguido pelo fato de que a corrente de retorno contém ácido acético e é recirculada na extração. ademais, a invenção compreende um maquinário para executar esse processo.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014108980.4A DE102014108980A1 (de) | 2014-06-26 | 2014-06-26 | Verfahren und Anlage zur Aufreinigung von Acrylsäure |
| PCT/EP2015/025033 WO2015197197A1 (en) | 2014-06-26 | 2015-06-16 | Process and plant for the purification of acrylic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112016029736A2 BR112016029736A2 (pt) | 2017-08-22 |
| BR112016029736A8 true BR112016029736A8 (pt) | 2020-10-20 |
Family
ID=53717973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112016029736A BR112016029736A8 (pt) | 2014-06-26 | 2015-06-16 | processo e maquinário para a purificação de ácido acrílico |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US10029976B2 (pt) |
| EP (1) | EP3160929A1 (pt) |
| KR (1) | KR102349662B1 (pt) |
| CN (2) | CN205035299U (pt) |
| BR (1) | BR112016029736A8 (pt) |
| DE (1) | DE102014108980A1 (pt) |
| IN (1) | IN2015MU00580A (pt) |
| WO (1) | WO2015197197A1 (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102079775B1 (ko) | 2016-11-25 | 2020-02-20 | 주식회사 엘지화학 | (메트)아크릴산의 연속 회수 방법 및 장치 |
| CN107641536B (zh) * | 2017-10-19 | 2019-12-31 | 北京化工大学 | 适用于海上平台液化用天然气脱水处理的系统装置及工艺 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB997325A (en) * | 1963-06-20 | 1965-07-07 | Distillers Co Yeast Ltd | Recovery of acrylic acid |
| JPS4924898B1 (pt) | 1970-12-26 | 1974-06-26 | ||
| JPS4862712A (pt) | 1971-12-07 | 1973-09-01 | ||
| NL180579C (nl) * | 1972-05-24 | 1987-03-16 | Sumitomo Chemical Co | Werkwijze voor het scheiden van een mengsel bestaande uit acrylzuur, azijnzuur en water. |
| US6737546B2 (en) | 2001-11-13 | 2004-05-18 | Lurgi Ag | Extraction process for recovery of acrylic acid |
| US20030150705A1 (en) | 2002-01-08 | 2003-08-14 | Deshpande Sanjeev D. | Acrylic acid recovery utilizing ethyl acrylate and selected co-solvents |
| JP2010163383A (ja) * | 2009-01-14 | 2010-07-29 | Toagosei Co Ltd | アクリル酸の精製方法 |
-
2014
- 2014-06-26 DE DE102014108980.4A patent/DE102014108980A1/de not_active Withdrawn
-
2015
- 2015-02-21 IN IN580MU2015 patent/IN2015MU00580A/en unknown
- 2015-06-16 EP EP15741124.0A patent/EP3160929A1/en active Pending
- 2015-06-16 KR KR1020177001269A patent/KR102349662B1/ko active IP Right Grant
- 2015-06-16 US US15/317,755 patent/US10029976B2/en active Active
- 2015-06-16 BR BR112016029736A patent/BR112016029736A8/pt active Search and Examination
- 2015-06-16 WO PCT/EP2015/025033 patent/WO2015197197A1/en active Application Filing
- 2015-06-26 CN CN201520449580.2U patent/CN205035299U/zh active Active
- 2015-06-26 CN CN201510363347.7A patent/CN105218355B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| BR112016029736A2 (pt) | 2017-08-22 |
| US20170113994A1 (en) | 2017-04-27 |
| EP3160929A1 (en) | 2017-05-03 |
| WO2015197197A8 (en) | 2017-01-05 |
| US10029976B2 (en) | 2018-07-24 |
| CN205035299U (zh) | 2016-02-17 |
| KR20170026474A (ko) | 2017-03-08 |
| DE102014108980A1 (de) | 2015-12-31 |
| CN105218355B (zh) | 2019-07-09 |
| WO2015197197A1 (en) | 2015-12-30 |
| KR102349662B1 (ko) | 2022-01-12 |
| IN2015MU00580A (pt) | 2015-04-10 |
| CN105218355A (zh) | 2016-01-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B11D | Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time |