GB1167487A - Process for Isolating Acrylic Acid from Aqueous Crude Acid - Google Patents
Process for Isolating Acrylic Acid from Aqueous Crude AcidInfo
- Publication number
- GB1167487A GB1167487A GB30714/68A GB3071468A GB1167487A GB 1167487 A GB1167487 A GB 1167487A GB 30714/68 A GB30714/68 A GB 30714/68A GB 3071468 A GB3071468 A GB 3071468A GB 1167487 A GB1167487 A GB 1167487A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acrylic acid
- acid
- weight
- aqueous
- aqueous crude
- 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.)
- Expired
Links
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 title abstract 8
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 title abstract 8
- 239000002253 acid Substances 0.000 title abstract 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 abstract 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 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 |
|---|---|---|---|
| DEK0062675 | 1967-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1167487A true GB1167487A (en) | 1969-10-15 |
Family
ID=7230726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB30714/68A Expired GB1167487A (en) | 1967-06-29 | 1968-06-27 | Process for Isolating Acrylic Acid from Aqueous Crude Acid |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3553261A (cg-RX-API-DMAC10.html) |
| BE (1) | BE717151A (cg-RX-API-DMAC10.html) |
| DE (1) | DE1618612B2 (cg-RX-API-DMAC10.html) |
| FR (1) | FR1570323A (cg-RX-API-DMAC10.html) |
| GB (1) | GB1167487A (cg-RX-API-DMAC10.html) |
| NL (1) | NL156390B (cg-RX-API-DMAC10.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3692829A (en) * | 1969-12-27 | 1972-09-19 | Knapsack Ag | Process for isolating acrylic acid from aqueous crude acrylic acid by extraction with a ketone and plural stage distillation |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2005163A1 (de) * | 1970-02-05 | 1971-08-19 | Knapsack Ag, 5033 Knapsack | Verfahren zur Abtrennung von Acrylsäure aus wäßriger Rohacrylsaure |
| NL180579C (nl) * | 1972-05-24 | 1987-03-16 | Sumitomo Chemical Co | Werkwijze voor het scheiden van een mengsel bestaande uit acrylzuur, azijnzuur en water. |
| DE2241714A1 (de) * | 1972-08-24 | 1974-03-28 | Basf Ag | Verfahren zur abtrennung von acrylsaeure aus den reaktionsgasen der propylenoder acroleinoxydation |
| US4076950A (en) * | 1976-07-19 | 1978-02-28 | Rohm And Haas Company | Process for manufacture of alkyl esters of aliphatic carboxylic acids |
| BR112015002422B1 (pt) * | 2012-08-03 | 2020-11-10 | Lg Chem, Ltd | método de recuperação contínua de ácido (met)acrílico |
-
1967
- 1967-06-29 DE DE19671618612 patent/DE1618612B2/de active Pending
-
1968
- 1968-06-14 US US737212A patent/US3553261A/en not_active Expired - Lifetime
- 1968-06-24 NL NL6808878.A patent/NL156390B/xx unknown
- 1968-06-26 BE BE717151D patent/BE717151A/xx unknown
- 1968-06-27 GB GB30714/68A patent/GB1167487A/en not_active Expired
- 1968-06-28 FR FR1570323D patent/FR1570323A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3692829A (en) * | 1969-12-27 | 1972-09-19 | Knapsack Ag | Process for isolating acrylic acid from aqueous crude acrylic acid by extraction with a ketone and plural stage distillation |
Also Published As
| Publication number | Publication date |
|---|---|
| BE717151A (cg-RX-API-DMAC10.html) | 1968-12-27 |
| DE1618612A1 (de) | 1971-01-14 |
| NL156390B (nl) | 1978-04-17 |
| FR1570323A (cg-RX-API-DMAC10.html) | 1969-06-06 |
| DE1618612B2 (de) | 1973-03-15 |
| NL6808878A (cg-RX-API-DMAC10.html) | 1968-12-30 |
| US3553261A (en) | 1971-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |