ZA916463B - Process for the purification of acetic anhydride and acetic acid - Google Patents
Process for the purification of acetic anhydride and acetic acidInfo
- Publication number
- ZA916463B ZA916463B ZA916463A ZA916463A ZA916463B ZA 916463 B ZA916463 B ZA 916463B ZA 916463 A ZA916463 A ZA 916463A ZA 916463 A ZA916463 A ZA 916463A ZA 916463 B ZA916463 B ZA 916463B
- Authority
- ZA
- South Africa
- Prior art keywords
- purification
- acetic
- acetic acid
- acetic anhydride
- anhydride
- 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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
- C07C53/12—Acetic anhydride
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US56785490A | 1990-08-15 | 1990-08-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA916463B true ZA916463B (en) | 1993-04-28 |
Family
ID=24268910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA916463A ZA916463B (en) | 1990-08-15 | 1991-08-15 | Process for the purification of acetic anhydride and acetic acid |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0543937B1 (xx) |
JP (1) | JP3066978B2 (xx) |
KR (1) | KR100213558B1 (xx) |
CN (1) | CN1030448C (xx) |
AT (1) | ATE133650T1 (xx) |
CA (1) | CA2088973C (xx) |
DE (1) | DE69116879T2 (xx) |
WO (1) | WO1992003403A1 (xx) |
ZA (1) | ZA916463B (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9100216D0 (en) * | 1991-01-05 | 1991-02-20 | Bp Chem Int Ltd | Process |
US5097069A (en) * | 1991-04-08 | 1992-03-17 | Eastman Kodak Company | Process for decomposing α,β-unsaturated carbonyl compounds in refining acetic anhydride and/or acetic acid |
US9415366B2 (en) * | 2012-12-31 | 2016-08-16 | Eastman Chemical Company | Systems and methods for processing variable acetyl streams |
US9907305B2 (en) | 2016-03-22 | 2018-03-06 | Solvay Sa | Production of disinfecting solutions |
WO2018116143A1 (en) * | 2016-12-19 | 2018-06-28 | Sabic Global Technologies B.V. | Method of purifying acetic acid |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2901359A1 (de) * | 1979-01-15 | 1980-07-24 | Basf Ag | Verfahren zur entfernung von jod aus organischen verbindungen |
DE3331548A1 (de) * | 1983-09-01 | 1985-03-21 | Hoechst Ag, 6230 Frankfurt | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten |
US4792420A (en) * | 1985-07-24 | 1988-12-20 | Eastman Kodak Company | Purification of carboxylic acid anhydrides |
DE3534070A1 (de) * | 1985-09-25 | 1987-04-02 | Hoechst Ag | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten |
DE3612504A1 (de) * | 1985-09-30 | 1987-04-09 | Hoechst Ag | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbbonylierung von dimethylether, methylacetat oder methanol erhaltenden carbonylierungsprodukten |
-
1991
- 1991-08-09 JP JP3515627A patent/JP3066978B2/ja not_active Expired - Fee Related
- 1991-08-09 WO PCT/US1991/005668 patent/WO1992003403A1/en active IP Right Grant
- 1991-08-09 AT AT91916548T patent/ATE133650T1/de not_active IP Right Cessation
- 1991-08-09 KR KR1019930700430A patent/KR100213558B1/ko not_active IP Right Cessation
- 1991-08-09 CA CA002088973A patent/CA2088973C/en not_active Expired - Fee Related
- 1991-08-09 DE DE69116879T patent/DE69116879T2/de not_active Expired - Fee Related
- 1991-08-09 EP EP91916548A patent/EP0543937B1/en not_active Expired - Lifetime
- 1991-08-15 ZA ZA916463A patent/ZA916463B/xx unknown
- 1991-08-15 CN CN91105808A patent/CN1030448C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2088973C (en) | 1998-09-29 |
ATE133650T1 (de) | 1996-02-15 |
EP0543937A1 (en) | 1993-06-02 |
DE69116879T2 (de) | 1996-06-20 |
CN1030448C (zh) | 1995-12-06 |
CA2088973A1 (en) | 1992-02-16 |
JP3066978B2 (ja) | 2000-07-17 |
CN1058955A (zh) | 1992-02-26 |
WO1992003403A1 (en) | 1992-03-05 |
KR100213558B1 (ko) | 1999-08-02 |
KR930701377A (ko) | 1993-06-11 |
DE69116879D1 (de) | 1996-03-14 |
EP0543937B1 (en) | 1996-01-31 |
JPH06502397A (ja) | 1994-03-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NZ244567A (en) | Process for removing iodide impurities from carboxylic acid or anhydride fractions using post-flash vaporisation | |
EP0271144A3 (en) | Process for the carbonylation of acetylenically unsaturated compounds | |
SG43676A1 (en) | Process for the production of acetic acid | |
ZA9711262B (en) | Iridium-catalysed carbonylation process for the prduction of acetic acid | |
DE69313501D1 (de) | Verfahren zum Herstellen von Carbonsäureestern | |
EP0482787A3 (en) | Process for removing iodide compounds from carboxylic acids and/or anhydrides | |
FR2705668B1 (fr) | Procédé de préparation d'acide acétique par oxydation ménagée de l'éthane. | |
ZA916463B (en) | Process for the purification of acetic anhydride and acetic acid | |
ZA919854B (en) | Process for purification of carboxylic acids. | |
GB9007140D0 (en) | Process for the decomposition of ethylenically unsaturated carboxylic esters | |
EP0446106A3 (en) | Process for producing organic carboxylic acid esters | |
EP0494416A3 (en) | Process for the treatment of waste mother liquors from the preparation of adipic acid | |
SG46150A1 (en) | Process for the production of carboxylic acid anhydrides | |
NZ228772A (en) | Process for the preparation of 5-chloro-3-chlorosulphonyl-2-thiophene carboxylic acid esters | |
SG88715A1 (en) | Process for the carbonylation of acetylenically unsaturated compounds | |
FI943702A (fi) | Menetelmä jäterikkihapon käsittelemiseksi | |
FR2693459B1 (fr) | Procédé de préparation de l'acide adipique par hydrocarboxylation d'acides penténoïques. | |
AR244807A1 (es) | Procedimiento microbiologico para preparar acido 5-hidroxi-pirazincarboxilico. | |
HK1000800A1 (en) | Process for preparing-2-halogeno-3-hydroxy-3-phenyl-propionic acid ester compounds | |
SG47664A1 (en) | Process for the carbonylation of acetylenically unsaturated compounds | |
EP0492496A3 (en) | Process for the recovery of perfluorocarboxylic acids | |
SG52409A1 (en) | Process for the carbonylation of acetylenically unsaturated compounds | |
FR2708929B1 (fr) | Procédé de préparation d'esters d'acide cyclopropane-1,1-dicarboxylique. | |
FR2663024B1 (fr) | Procede de preparation d'acide (2-hydroxyphenyl) acetique. | |
FR2663630B1 (fr) | Procede d'esterification des acides carboxyliques. |