AT296240B - Verfahren zur Aufarbeitung von unreinem Vinylacetat - Google Patents
Verfahren zur Aufarbeitung von unreinem VinylacetatInfo
- Publication number
- AT296240B AT296240B AT965469A AT965469A AT296240B AT 296240 B AT296240 B AT 296240B AT 965469 A AT965469 A AT 965469A AT 965469 A AT965469 A AT 965469A AT 296240 B AT296240 B AT 296240B
- Authority
- AT
- Austria
- Prior art keywords
- work
- vinyl acetate
- impure vinyl
- impure
- acetate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
- C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
- C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- 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
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00245—Avoiding undesirable reactions or side-effects
- B01J2219/00252—Formation of deposits other than coke
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1807738A DE1807738C3 (de) | 1968-11-08 | 1968-11-08 | Verfahren zur Gewinnung von reinem Vinylacetat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT296240B true AT296240B (de) | 1972-02-10 |
Family
ID=5712725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT965469A AT296240B (de) | 1968-11-08 | 1969-10-14 | Verfahren zur Aufarbeitung von unreinem Vinylacetat |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS4816898B1 (de) |
| AT (1) | AT296240B (de) |
| BE (1) | BE741447A (de) |
| BR (1) | BR6913993D0 (de) |
| CH (1) | CH524566A (de) |
| CS (1) | CS164260B2 (de) |
| DE (1) | DE1807738C3 (de) |
| ES (1) | ES373303A1 (de) |
| FI (1) | FI50111C (de) |
| FR (1) | FR2022915A1 (de) |
| GB (1) | GB1248856A (de) |
| LU (1) | LU59772A1 (de) |
| NL (1) | NL6916373A (de) |
| PL (1) | PL80334B1 (de) |
| RO (1) | RO55554A (de) |
| SE (1) | SE355180B (de) |
| SU (1) | SU388403A3 (de) |
| YU (1) | YU33027B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5418958Y2 (de) * | 1973-12-04 | 1979-07-14 | ||
| JPS51103500A (ja) * | 1975-03-10 | 1976-09-13 | Sankyo Denki Co Ltd | Jidohanbaiki |
| DE2943985A1 (de) * | 1979-10-31 | 1981-05-14 | Hoechst Ag, 6000 Frankfurt | Verfahren zur abtrennung von wasser aus gemischen mit vinylacetat und essigsaeure |
| DE2945913A1 (de) * | 1979-11-14 | 1981-06-04 | Hoechst Ag, 6000 Frankfurt | Verfahren zur abtrennung von wasser aus gemischen mit vinylacetat und essigsaeure |
| JP5105762B2 (ja) * | 2006-04-12 | 2012-12-26 | 日本合成化学工業株式会社 | カルボン酸ビニルの重合抑制方法 |
| EP2632887B1 (de) * | 2010-10-28 | 2020-06-17 | Celanese International Corporation | Verfahren zur herstellung einer vinylacetatzusammensetzung mit niedrigem verunreinigungsgehalt |
-
1968
- 1968-11-08 DE DE1807738A patent/DE1807738C3/de not_active Expired
-
1969
- 1969-10-07 CH CH1505569A patent/CH524566A/de not_active IP Right Cessation
- 1969-10-14 AT AT965469A patent/AT296240B/de not_active IP Right Cessation
- 1969-10-17 YU YU2619/69A patent/YU33027B/xx unknown
- 1969-10-23 FI FI693055A patent/FI50111C/fi active
- 1969-10-28 GB GB52669/69A patent/GB1248856A/en not_active Expired
- 1969-10-29 RO RO61389A patent/RO55554A/ro unknown
- 1969-10-30 NL NL6916373A patent/NL6916373A/xx unknown
- 1969-11-04 SE SE15107/69A patent/SE355180B/xx unknown
- 1969-11-05 CS CS7298A patent/CS164260B2/cs unknown
- 1969-11-06 LU LU59772D patent/LU59772A1/xx unknown
- 1969-11-06 SU SU1374192A patent/SU388403A3/ru active
- 1969-11-06 JP JP44088463A patent/JPS4816898B1/ja active Pending
- 1969-11-07 PL PL1969136744A patent/PL80334B1/pl unknown
- 1969-11-07 BR BR213993/69A patent/BR6913993D0/pt unknown
- 1969-11-07 FR FR6938489A patent/FR2022915A1/fr not_active Withdrawn
- 1969-11-07 ES ES373303A patent/ES373303A1/es not_active Expired
- 1969-11-07 BE BE741447D patent/BE741447A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| YU261969A (en) | 1975-08-31 |
| LU59772A1 (de) | 1970-01-13 |
| BR6913993D0 (pt) | 1973-01-11 |
| FI50111B (de) | 1975-09-01 |
| NL6916373A (de) | 1970-05-12 |
| FR2022915A1 (de) | 1970-08-07 |
| BE741447A (de) | 1970-05-08 |
| PL80334B1 (de) | 1975-08-30 |
| DE1807738A1 (de) | 1970-06-18 |
| RO55554A (de) | 1973-08-20 |
| YU33027B (en) | 1976-03-31 |
| JPS4816898B1 (de) | 1973-05-25 |
| SE355180B (de) | 1973-04-09 |
| SU388403A3 (de) | 1973-06-22 |
| DE1807738C3 (de) | 1973-10-31 |
| ES373303A1 (es) | 1972-01-01 |
| DE1807738B2 (de) | 1973-04-05 |
| CS164260B2 (de) | 1975-11-07 |
| CH524566A (de) | 1972-06-30 |
| GB1248856A (en) | 1971-10-06 |
| FI50111C (fi) | 1975-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |