IT1002553B - Procedimento per l isolamento di acido acrilico e di acroleina - Google Patents
Procedimento per l isolamento di acido acrilico e di acroleinaInfo
- Publication number
- IT1002553B IT1002553B IT7354572A IT5457273A IT1002553B IT 1002553 B IT1002553 B IT 1002553B IT 7354572 A IT7354572 A IT 7354572A IT 5457273 A IT5457273 A IT 5457273A IT 1002553 B IT1002553 B IT 1002553B
- Authority
- IT
- Italy
- Prior art keywords
- acrolein
- isolation
- procedure
- acrylic acid
- acrylic
- 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
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
- C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/22—Accessories
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)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722263496 DE2263496C3 (de) | 1972-12-27 | Verfahren zur Gewinnung von Acrylsäure und Acrolein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1002553B true IT1002553B (it) | 1976-05-20 |
Family
ID=5865497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7354572A IT1002553B (it) | 1972-12-27 | 1973-12-24 | Procedimento per l isolamento di acido acrilico e di acroleina |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3926744A (it) |
| JP (1) | JPS6035328B2 (it) |
| BE (1) | BE809075A (it) |
| CA (1) | CA1000732A (it) |
| FR (1) | FR2212315B1 (it) |
| GB (2) | GB1458397A (it) |
| IT (1) | IT1002553B (it) |
| NL (1) | NL168817C (it) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2449780B2 (de) * | 1974-10-19 | 1980-06-12 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Abtrennen schwer- oder nichtfluchtiger Nebenprodukte der Propylen- und/oder Acroleinoxidation von den fur die Absorbtion der Acrylsäure aus den Reaktionsgasen verwendeten Losungsmitteln |
| US4317926A (en) * | 1978-01-19 | 1982-03-02 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Process for preparing and recovering acrylic acid |
| US4147721A (en) * | 1978-04-06 | 1979-04-03 | Halcon Research And Development Corporation | Process for recovering methacrylic acid |
| JPS5752537Y2 (it) * | 1978-04-13 | 1982-11-15 | ||
| GB2146636B (en) * | 1983-08-11 | 1987-02-04 | Nippon Catalytic Chem Ind | Process for producing acrylic acid |
| US4599144A (en) * | 1984-06-25 | 1986-07-08 | Standard Oil Company (Indiana) | Process for recovery of methacrylic acid |
| US4844721A (en) * | 1984-10-17 | 1989-07-04 | Cox James P | Air scrubbing process |
| DE3641996A1 (de) * | 1986-12-09 | 1988-06-16 | Basf Ag | Verfahren zum abtrennen von aldehyden aus (alpha),(beta)-olefinisch ungesaettigten carbonsaeuren |
| US4999452A (en) * | 1989-05-15 | 1991-03-12 | Union Carbide Chemicals And Plastics Company Inc. | Process for producing acrylic ester |
| US5198000A (en) * | 1990-09-10 | 1993-03-30 | The University Of Connecticut | Method and apparatus for removing gas phase organic contaminants |
| FR2735989B1 (fr) * | 1995-06-29 | 1997-08-14 | Rhone Poulenc Nutrition Animal | Procede et installation de purification d'un flux gazeux contenant de l'acroleine |
| US6013154A (en) * | 1997-05-05 | 2000-01-11 | Barbara Thomas Enterprises, Inc. | Transferable index tabs |
| JP2001213839A (ja) * | 2000-02-03 | 2001-08-07 | Nippon Shokubai Co Ltd | （メタ）アクリル酸の製造方法 |
| WO2003040079A1 (fr) * | 2001-11-06 | 2003-05-15 | Mitsubishi Chemical Corporation | Procede d'extraction d'acide acrylique |
| EP1773748B1 (en) | 2004-08-02 | 2010-05-19 | LG Chem, Ltd. | Method for producing (meth)acrylic acid |
| EP2765127A1 (de) | 2013-02-06 | 2014-08-13 | Evonik Industries AG | Verfahren zur Abtrennung von Acrolein aus dem Prozessgas einer heterogen katalysierten Oxidation von Propen |
| US10093551B2 (en) * | 2014-09-23 | 2018-10-09 | Basf Se | Process and plant for treatment of secondary components obtained in acrolein and/or (meth)acrylic acid production |
| WO2017114829A1 (en) * | 2015-12-29 | 2017-07-06 | Shell Internationale Research Maatschappij B.V. | Carboxylic acid absorption from vaporous aqueous streams |
| WO2017114817A1 (en) * | 2015-12-29 | 2017-07-06 | Shell Internationale Research Maatschappij B.V. | Carboxylic acid extraction from aqueous streams |
| WO2017114831A1 (en) * | 2015-12-29 | 2017-07-06 | Shell Internationale Research Maatschappij B.V. | Process for converting alkanes and/or alkenes to alkenes and carboxylic acids |
| WO2017114824A1 (en) * | 2015-12-29 | 2017-07-06 | Shell Internationale Research Maatschappij B.V. | Carboxylic acid extraction from liquid and vaporous aqueous streams |
| KR20220078268A (ko) * | 2020-12-03 | 2022-06-10 | 주식회사 엘지화학 | 아크릴산의 제조 공정 |
| KR20220078275A (ko) * | 2020-12-03 | 2022-06-10 | 주식회사 엘지화학 | 아크릴산의 제조 공정 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2514968A (en) * | 1949-04-15 | 1950-07-11 | Shell Dev | Purification of crude acrolein by rectified absorption |
| US3555082A (en) * | 1966-12-15 | 1971-01-12 | Knapsack Ag | Process for isolating acrylic acid from the reaction gases obtained by oxidation of propylene or acrolein |
| US3433840A (en) * | 1966-12-29 | 1969-03-18 | Sumitomo Chemical Co | Process for recovering acrolein by quenching,absorption and plural distillation |
| US3725208A (en) * | 1971-08-20 | 1973-04-03 | Nippon Kayaku Kk | Process for purification of acrylic acid from aldehydes by distillation with a reagent |
-
1973
- 1973-12-10 GB GB719576A patent/GB1458397A/en not_active Expired
- 1973-12-10 GB GB5718673A patent/GB1458396A/en not_active Expired
- 1973-12-21 BE BE6044406A patent/BE809075A/xx not_active IP Right Cessation
- 1973-12-24 IT IT7354572A patent/IT1002553B/it active
- 1973-12-26 JP JP744632A patent/JPS6035328B2/ja not_active Expired
- 1973-12-26 US US428304A patent/US3926744A/en not_active Expired - Lifetime
- 1973-12-26 FR FR7346392A patent/FR2212315B1/fr not_active Expired
- 1973-12-27 CA CA188,982A patent/CA1000732A/en not_active Expired
- 1973-12-27 NL NLAANVRAGE7317719,A patent/NL168817C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2263496B2 (de) | 1976-01-15 |
| JPS6035328B2 (ja) | 1985-08-14 |
| GB1458397A (en) | 1976-12-15 |
| FR2212315B1 (it) | 1977-09-23 |
| US3926744A (en) | 1975-12-16 |
| NL168817B (nl) | 1981-12-16 |
| NL168817C (nl) | 1982-05-17 |
| CA1000732A (en) | 1976-11-30 |
| FR2212315A1 (it) | 1974-07-26 |
| JPS49100028A (it) | 1974-09-20 |
| NL7317719A (it) | 1974-07-01 |
| GB1458396A (en) | 1976-12-15 |
| DE2263496A1 (de) | 1974-07-25 |
| BE809075A (fr) | 1974-06-21 |
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