IN168544B - - Google Patents
Info
- Publication number
- IN168544B IN168544B IN938/CAL/87A IN938CA1987A IN168544B IN 168544 B IN168544 B IN 168544B IN 938CA1987 A IN938CA1987 A IN 938CA1987A IN 168544 B IN168544 B IN 168544B
- Authority
- IN
- India
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/14—Monocyclic dicarboxylic acids
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61247500A JPH078823B2 (ja) | 1986-10-20 | 1986-10-20 | 高純度テレフタル酸の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN168544B true IN168544B (de) | 1991-04-20 |
Family
ID=17164390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN938/CAL/87A IN168544B (de) | 1986-10-20 | 1987-11-30 |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0265137B1 (de) |
| JP (1) | JPH078823B2 (de) |
| KR (1) | KR960006666B1 (de) |
| CN (1) | CN1022182C (de) |
| CA (1) | CA1296742C (de) |
| DE (1) | DE3788555T2 (de) |
| IN (1) | IN168544B (de) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4933492A (en) * | 1988-10-13 | 1990-06-12 | Amoco Corporation | Purification of crude isophthalic acid |
| DE4300297C2 (de) * | 1993-01-08 | 1998-01-29 | Degussa | Verfahren zur selektiven katalytischen Hydrierung der Carbonylgruppe von 4-Carboxylbenzaldehyd |
| KR100264749B1 (ko) * | 1997-02-17 | 2000-09-01 | 나까니시 히로유끼 | 고순도 테레프탈산의 제조 방법 |
| US7589231B2 (en) | 2004-09-02 | 2009-09-15 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| PT1786753E (pt) * | 2004-09-02 | 2015-12-01 | Grupo Petrotemex Sa De Cv | Oxidação em fase líquida otimizada |
| US7572936B2 (en) | 2004-09-02 | 2009-08-11 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7741515B2 (en) | 2004-09-02 | 2010-06-22 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7504535B2 (en) | 2004-09-02 | 2009-03-17 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7910769B2 (en) | 2004-09-02 | 2011-03-22 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7683210B2 (en) * | 2004-09-02 | 2010-03-23 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7381836B2 (en) | 2004-09-02 | 2008-06-03 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7361784B2 (en) * | 2004-09-02 | 2008-04-22 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7507857B2 (en) | 2004-09-02 | 2009-03-24 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7582793B2 (en) | 2004-09-02 | 2009-09-01 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US20060047153A1 (en) * | 2004-09-02 | 2006-03-02 | Wonders Alan G | Optimized liquid-phase oxidation |
| US7568361B2 (en) | 2004-09-02 | 2009-08-04 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7692036B2 (en) | 2004-11-29 | 2010-04-06 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| WO2006028809A2 (en) * | 2004-09-02 | 2006-03-16 | Eastman Chemical Company | Optimized production of aromatic dicarboxylic acids |
| US7692037B2 (en) | 2004-09-02 | 2010-04-06 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7884232B2 (en) | 2005-06-16 | 2011-02-08 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| JP5031354B2 (ja) * | 2006-12-15 | 2012-09-19 | 三井化学株式会社 | 高純度テレフタル酸の製造方法 |
| KR102185028B1 (ko) * | 2013-12-30 | 2020-12-01 | 비피 코포레이션 노쓰 아메리카 인코포레이티드 | 방향족 카르복실산의 정제 |
| US9394223B2 (en) * | 2013-12-31 | 2016-07-19 | Bp Corporation North America Inc. | Oxidation process for preparing purified aromatic carboxylic acids |
Family Cites Families (4)
| 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 |
| JPS52122333A (en) * | 1976-04-06 | 1977-10-14 | Kuraray Yuka Kk | Preparation of highly pure terephthalic acid by reoxidation process |
| US4476242A (en) * | 1981-10-29 | 1984-10-09 | Standard Oil Company (Indiana) | Process for preparing palladium on carbon catalysts for purification of crude terephthalic acid |
| JPS58116439A (ja) * | 1981-12-28 | 1983-07-11 | Mitsubishi Gas Chem Co Inc | 高純度芳香族ポリカルボン酸の製造法 |
-
1986
- 1986-10-20 JP JP61247500A patent/JPH078823B2/ja not_active Expired - Lifetime
-
1987
- 1987-10-12 DE DE87309000T patent/DE3788555T2/de not_active Expired - Fee Related
- 1987-10-12 EP EP87309000A patent/EP0265137B1/de not_active Expired - Lifetime
- 1987-10-17 KR KR1019870011524A patent/KR960006666B1/ko not_active IP Right Cessation
- 1987-10-19 CA CA000549616A patent/CA1296742C/en not_active Expired - Fee Related
- 1987-10-20 CN CN87107051A patent/CN1022182C/zh not_active Expired - Lifetime
- 1987-11-30 IN IN938/CAL/87A patent/IN168544B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1296742C (en) | 1992-03-03 |
| EP0265137A3 (en) | 1989-07-26 |
| DE3788555D1 (de) | 1994-02-03 |
| KR880005064A (ko) | 1988-06-27 |
| EP0265137B1 (de) | 1993-12-22 |
| EP0265137A2 (de) | 1988-04-27 |
| JPS63104941A (ja) | 1988-05-10 |
| CN1022182C (zh) | 1993-09-22 |
| CN87107051A (zh) | 1988-05-04 |
| JPH078823B2 (ja) | 1995-02-01 |
| KR960006666B1 (ko) | 1996-05-22 |
| DE3788555T2 (de) | 1994-04-21 |