BR8001520A - Processo aperfeicoado para a separacao de acido metacrilico e acido acetico - Google Patents
Processo aperfeicoado para a separacao de acido metacrilico e acido aceticoInfo
- Publication number
- BR8001520A BR8001520A BR8001520A BR8001520A BR8001520A BR 8001520 A BR8001520 A BR 8001520A BR 8001520 A BR8001520 A BR 8001520A BR 8001520 A BR8001520 A BR 8001520A BR 8001520 A BR8001520 A BR 8001520A
- Authority
- BR
- Brazil
- Prior art keywords
- separation
- acetic acid
- acid
- perfect process
- methacrylic acid
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2056379A | 1979-03-15 | 1979-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8001520A true BR8001520A (pt) | 1980-11-11 |
Family
ID=21799306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8001520A BR8001520A (pt) | 1979-03-15 | 1980-03-14 | Processo aperfeicoado para a separacao de acido metacrilico e acido acetico |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS55127339A (ja) |
| AR (1) | AR223209A1 (ja) |
| BE (1) | BE882229A (ja) |
| BR (1) | BR8001520A (ja) |
| DE (1) | DE3009946C2 (ja) |
| FR (1) | FR2451360A1 (ja) |
| GB (1) | GB2045759B (ja) |
| IT (1) | IT1147076B (ja) |
| NL (1) | NL8001385A (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60104034A (ja) * | 1983-11-11 | 1985-06-08 | Nippon Kayaku Co Ltd | メタクリル酸の回収法 |
| US4554054A (en) * | 1983-12-09 | 1985-11-19 | Rohm And Haas Company | Methacrylic acid separation |
| DE3721865A1 (de) * | 1987-07-02 | 1989-01-12 | Basf Ag | Verfahren zur herstellung von methacrylsaeure |
| DE19709471A1 (de) * | 1997-03-07 | 1998-09-10 | Basf Ag | Verfahren zur Herstellung von (Meth)acrylsäure |
| JP4056429B2 (ja) | 2003-06-05 | 2008-03-05 | 株式会社日本触媒 | （メタ）アクリル酸の製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2127018B1 (ja) * | 1971-02-15 | 1974-04-05 | Sumitomo Chemical Co | |
| JPS4828414A (ja) * | 1971-08-13 | 1973-04-14 | ||
| JPS4862712A (ja) * | 1971-12-07 | 1973-09-01 | ||
| FR2165108A5 (en) * | 1971-12-17 | 1973-08-03 | Sumitomo Chemical Co | Extraction of acrylic and/or methacrylic acid - from soln, using a methylethyl ketone/benzene extractant mixture |
| JPS5534784B2 (ja) * | 1972-05-23 | 1980-09-09 | ||
| JPS5148609A (ja) * | 1974-10-23 | 1976-04-26 | Asahi Glass Co Ltd | Nidansankanyoruisopuchirenkarano metaku |
| JPS5371011A (en) * | 1976-12-07 | 1978-06-24 | Sumitomo Chem Co Ltd | Extraction of methacrylic acid |
-
1980
- 1980-03-07 NL NL8001385A patent/NL8001385A/nl not_active Application Discontinuation
- 1980-03-14 BE BE0/199798A patent/BE882229A/fr not_active IP Right Cessation
- 1980-03-14 GB GB8008694A patent/GB2045759B/en not_active Expired
- 1980-03-14 BR BR8001520A patent/BR8001520A/pt unknown
- 1980-03-14 DE DE3009946A patent/DE3009946C2/de not_active Expired
- 1980-03-14 IT IT48160/80A patent/IT1147076B/it active
- 1980-03-14 FR FR8005797A patent/FR2451360A1/fr not_active Withdrawn
- 1980-03-14 AR AR280322A patent/AR223209A1/es active
- 1980-03-15 JP JP3332580A patent/JPS55127339A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL8001385A (nl) | 1980-09-17 |
| BE882229A (fr) | 1980-09-15 |
| JPS6348857B2 (ja) | 1988-09-30 |
| DE3009946C2 (de) | 1983-10-20 |
| IT8048160A0 (it) | 1980-03-14 |
| GB2045759B (en) | 1983-07-06 |
| FR2451360A1 (fr) | 1980-10-10 |
| GB2045759A (en) | 1980-11-05 |
| AR223209A1 (es) | 1981-07-31 |
| DE3009946A1 (de) | 1980-09-25 |
| JPS55127339A (en) | 1980-10-02 |
| IT1147076B (it) | 1986-11-19 |
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