CN104557511A - Method for recovering acrylic acid from acrylic acid water - Google Patents
Method for recovering acrylic acid from acrylic acid water Download PDFInfo
- Publication number
- CN104557511A CN104557511A CN201510037102.5A CN201510037102A CN104557511A CN 104557511 A CN104557511 A CN 104557511A CN 201510037102 A CN201510037102 A CN 201510037102A CN 104557511 A CN104557511 A CN 104557511A
- Authority
- CN
- China
- Prior art keywords
- tower
- extraction
- acrylic acid
- vinylformic acid
- concentration
- 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.)
- Granted
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
-
- 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
-
- 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
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/50—Use of additives, e.g. for stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510037102.5A CN104557511B (en) | 2015-01-24 | 2015-01-24 | A kind of method of acrylic acid from vinylformic acid sour water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510037102.5A CN104557511B (en) | 2015-01-24 | 2015-01-24 | A kind of method of acrylic acid from vinylformic acid sour water |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104557511A true CN104557511A (en) | 2015-04-29 |
CN104557511B CN104557511B (en) | 2016-04-13 |
Family
ID=53074694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510037102.5A Active CN104557511B (en) | 2015-01-24 | 2015-01-24 | A kind of method of acrylic acid from vinylformic acid sour water |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104557511B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105061193A (en) * | 2015-08-10 | 2015-11-18 | 蓝星(北京)技术中心有限公司 | Method for recycling organic matters in methionine production wastewater treatment |
CN105399620A (en) * | 2015-11-13 | 2016-03-16 | 惠州市长润发涂料有限公司 | Acrylic acid extraction recovery technology |
CN105399621A (en) * | 2015-11-13 | 2016-03-16 | 惠州市长润发涂料有限公司 | Wastewater-free type monomer production method |
CN106748749A (en) * | 2016-11-10 | 2017-05-31 | 万华化学集团股份有限公司 | A kind of method for separating TIB in tert-butyl acrylate reaction solution |
CN110551020A (en) * | 2018-05-30 | 2019-12-10 | 中国石油集团东北炼化工程有限公司吉林设计院 | Method for recovering acrylic acid in wastewater |
CN115448834A (en) * | 2022-09-16 | 2022-12-09 | 卫星化学股份有限公司 | Method for refining acrylic acid aqueous solution |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1810758A (en) * | 2006-02-28 | 2006-08-02 | 上海华谊丙烯酸有限公司 | Methylacrylic acid extracting and refining process |
CN1872830A (en) * | 2006-06-30 | 2006-12-06 | 上海华谊丙烯酸有限公司 | Method for purifying methacrylic acid |
CN102186549A (en) * | 2008-10-15 | 2011-09-14 | 阿科玛股份有限公司 | Method of recovering carboxylic acids from dilute aqueous streams |
-
2015
- 2015-01-24 CN CN201510037102.5A patent/CN104557511B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1810758A (en) * | 2006-02-28 | 2006-08-02 | 上海华谊丙烯酸有限公司 | Methylacrylic acid extracting and refining process |
CN1872830A (en) * | 2006-06-30 | 2006-12-06 | 上海华谊丙烯酸有限公司 | Method for purifying methacrylic acid |
CN102186549A (en) * | 2008-10-15 | 2011-09-14 | 阿科玛股份有限公司 | Method of recovering carboxylic acids from dilute aqueous streams |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105061193A (en) * | 2015-08-10 | 2015-11-18 | 蓝星(北京)技术中心有限公司 | Method for recycling organic matters in methionine production wastewater treatment |
CN105399620A (en) * | 2015-11-13 | 2016-03-16 | 惠州市长润发涂料有限公司 | Acrylic acid extraction recovery technology |
CN105399621A (en) * | 2015-11-13 | 2016-03-16 | 惠州市长润发涂料有限公司 | Wastewater-free type monomer production method |
CN106748749A (en) * | 2016-11-10 | 2017-05-31 | 万华化学集团股份有限公司 | A kind of method for separating TIB in tert-butyl acrylate reaction solution |
CN106748749B (en) * | 2016-11-10 | 2019-06-18 | 万华化学集团股份有限公司 | A method of triisobutylene in separation tert-butyl acrylate reaction solution |
CN110551020A (en) * | 2018-05-30 | 2019-12-10 | 中国石油集团东北炼化工程有限公司吉林设计院 | Method for recovering acrylic acid in wastewater |
CN115448834A (en) * | 2022-09-16 | 2022-12-09 | 卫星化学股份有限公司 | Method for refining acrylic acid aqueous solution |
Also Published As
Publication number | Publication date |
---|---|
CN104557511B (en) | 2016-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104557511B (en) | A kind of method of acrylic acid from vinylformic acid sour water | |
US8981146B2 (en) | Recovery of volatile carboxylic acids by a stripper-extractor system | |
CN111574371B (en) | Method and device for joint production of anhydrous gas-phase formaldehyde and methyl methacrylate | |
EP2611520A2 (en) | Process to remove product alcohol from a fermentation by vaporization under vacuum | |
CN103566613A (en) | Rectification device and process for low-concentration organic solvent aqueous liquor recycling heat pump | |
CN102923663A (en) | Method for recovering bromine from pure terephthalic acid (PTA) waste water | |
CN103788026A (en) | Method of purifying propylene epoxide | |
CN102432453A (en) | Process and equipment for purifying dilute acetic acid solution | |
CN107473967A (en) | A kind of method that ion liquid abstraction rectifying removes acid and water simultaneously | |
CN114031580B (en) | Refining device and refining method for low-energy PBAT byproduct tetrahydrofuran | |
CN112876357A (en) | Production process for producing plasticizer from PTA oxidation residues | |
CN111574370A (en) | Method and equipment for producing methyl acrylate by anhydrous gas-phase formaldehyde | |
CN103614278A (en) | Device and method for processing molasses alcohol waste liquor | |
CN106243068A (en) | A kind of method by coupling rectification purification of tetrahydrofuran | |
CN104311382B (en) | The method of monochloroethane is prepared by chlorination byproduct hydrogen chloride | |
CN212335080U (en) | Device for joint production of anhydrous gas-phase formaldehyde and methyl methacrylate | |
CN103772185B (en) | Device and method for removing moisture and heteroacids in acetic acid | |
CN103739486A (en) | Production method for ethyl acetate crude product | |
CN103833537B (en) | Absorption and refining method for high-purity methylacrolein | |
CN105669445A (en) | Production technology of ethyl acetate | |
CN212532807U (en) | Equipment for producing methyl acrylate by anhydrous gas-phase formaldehyde | |
CN109824481B (en) | Improvement method for improving yield of acetaldehyde system | |
CN104557537A (en) | Method for producing butyl acrylate by reaction and rectification in tower | |
TW201434758A (en) | Method of recycling ethylene glycol and acetaldehyde from polyester waste water | |
CN103896747A (en) | Backpack type circulation production process device of high-concentration methylal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 250000 Xinglu Avenue 788, Zhoucun District, Zibo City, Shandong Province Patentee after: Shandong Lu Biotechnology Co., Ltd. Address before: 250000 Xinglu Avenue 788, Zhoucun District, Zibo City, Shandong Province Patentee before: ZIBO XINGLU CHEMICAL INDUSTRY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method of recovering acrylic acid from acrylic acid water Effective date of registration: 20210120 Granted publication date: 20160413 Pledgee: Hengfeng Bank Co.,Ltd. Zibo Branch Pledgor: SHANDONG XINGLU BIOTECHNOLOGY Co.,Ltd. Registration number: Y2021980000524 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220307 Granted publication date: 20160413 Pledgee: Hengfeng Bank Co.,Ltd. Zibo Branch Pledgor: SHANDONG XINGLU BIOTECHNOLOGY CO.,LTD. Registration number: Y2021980000524 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |