GB2018252B - Process for the purification of terephthalic acid - Google Patents
Process for the purification of terephthalic acidInfo
- Publication number
- GB2018252B GB2018252B GB7903340A GB7903340A GB2018252B GB 2018252 B GB2018252 B GB 2018252B GB 7903340 A GB7903340 A GB 7903340A GB 7903340 A GB7903340 A GB 7903340A GB 2018252 B GB2018252 B GB 2018252B
- Authority
- GB
- United Kingdom
- Prior art keywords
- purification
- terephthalic acid
- terephthalic
- acid
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (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 |
|---|---|---|---|
| SU782602296A SU764314A1 (en) | 1978-04-05 | 1978-04-05 | Process for purifying terephthalic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB2018252A GB2018252A (en) | 1979-10-17 |
| GB2018252B true GB2018252B (en) | 1982-08-11 |
Family
ID=20758738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7903340A Expired GB2018252B (en) | 1978-04-05 | 1979-01-31 | Process for the purification of terephthalic acid |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS54132543A (en) |
| DE (1) | DE2904227C2 (en) |
| FR (1) | FR2421863A1 (en) |
| GB (1) | GB2018252B (en) |
| SU (1) | SU764314A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3114240C2 (en) * | 1981-04-08 | 1984-11-08 | Institut neftechimičeskogo sinteza imeni A.V. Topčieva Akademii Nauk SSSR, Moskva | Process for the production of alkenols |
| GB0614909D0 (en) | 2006-07-27 | 2006-09-06 | Johnson Matthey Plc | Catalyst |
| JP2017507112A (en) * | 2013-12-30 | 2017-03-16 | ビーピー・コーポレーション・ノース・アメリカ・インコーポレーテッド | Pressurized crude aromatic carboxylic acid feed mixture |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3584039A (en) * | 1967-08-30 | 1971-06-08 | Standard Oil Co | Fiber-grade terephthalic acid by catalytic hydrogen treatment of dissolved impure terephthalic acid |
| GB1578725A (en) * | 1977-03-02 | 1980-11-05 | Johnson Matthey Co Ltd | Catalytic process for the purification of terephthalic acid |
-
1978
- 1978-04-05 SU SU782602296A patent/SU764314A1/en active
-
1979
- 1979-01-29 FR FR7902205A patent/FR2421863A1/en active Granted
- 1979-01-31 GB GB7903340A patent/GB2018252B/en not_active Expired
- 1979-02-05 DE DE19792904227 patent/DE2904227C2/en not_active Expired
- 1979-02-19 JP JP1736179A patent/JPS54132543A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2018252A (en) | 1979-10-17 |
| FR2421863B1 (en) | 1983-01-28 |
| SU764314A1 (en) | 1983-02-15 |
| JPS54132543A (en) | 1979-10-15 |
| DE2904227A1 (en) | 1979-10-31 |
| JPS5632319B2 (en) | 1981-07-27 |
| DE2904227C2 (en) | 1982-10-28 |
| FR2421863A1 (en) | 1979-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |