GB1152577A - Purification of Aromatic Polycarboxylic Acids. - Google Patents
Purification of Aromatic Polycarboxylic Acids.Info
- Publication number
- GB1152577A GB1152577A GB2165666A GB2165666A GB1152577A GB 1152577 A GB1152577 A GB 1152577A GB 2165666 A GB2165666 A GB 2165666A GB 2165666 A GB2165666 A GB 2165666A GB 1152577 A GB1152577 A GB 1152577A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- aromatic polycarboxylic
- purified
- polycarboxylic acids
- terephthalic
- 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
- 239000002253 acid Substances 0.000 title abstract 7
- 125000003118 aryl group Chemical group 0.000 title abstract 4
- 150000007513 acids Chemical class 0.000 title abstract 3
- 238000000746 purification Methods 0.000 title abstract 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 abstract 4
- 239000003054 catalyst Substances 0.000 abstract 2
- 238000005984 hydrogenation reaction Methods 0.000 abstract 2
- 239000007791 liquid phase Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 abstract 1
- 238000010923 batch production Methods 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000010924 continuous production Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- KYTZHLUVELPASH-UHFFFAOYSA-N naphthalene-1,2-dicarboxylic acid Chemical class C1=CC=CC2=C(C(O)=O)C(C(=O)O)=CC=C21 KYTZHLUVELPASH-UHFFFAOYSA-N 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000002798 polar solvent Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 230000003068 static effect Effects 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
- C07C51/487—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 |
|---|---|---|---|
| US45621465A | 1965-05-17 | 1965-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1152577A true GB1152577A (en) | 1969-05-21 |
Family
ID=23811917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2165666A Expired GB1152577A (en) | 1965-05-17 | 1966-05-16 | Purification of Aromatic Polycarboxylic Acids. |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT288360B (enExample) |
| BE (1) | BE681178A (enExample) |
| CH (1) | CH448048A (enExample) |
| DE (1) | DE1593539B2 (enExample) |
| ES (1) | ES326851A1 (enExample) |
| GB (1) | GB1152577A (enExample) |
| NL (1) | NL6606728A (enExample) |
| SE (1) | SE344741B (enExample) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0206715A3 (en) * | 1985-06-17 | 1988-09-07 | Amoco Corporation | Purification of terephthalic acid |
| WO2003053904A3 (en) * | 2001-12-20 | 2003-12-18 | Bp Corp North America Inc | Purification of a crude acid mixture |
| WO2005070862A3 (en) * | 2004-01-15 | 2005-09-22 | Eastman Chem Co | Process for production of a dried carboxylic acid cake suitable for use in polyester production |
| US7074954B2 (en) | 2002-12-09 | 2006-07-11 | Eastman Chemical Company | Process for the oxidative purification of terephthalic acid |
| US7132566B2 (en) | 2003-09-22 | 2006-11-07 | Eastman Chemical Company | Process for the purification of a crude carboxylic acid slurry |
| US7358392B2 (en) | 2002-12-09 | 2008-04-15 | Eastman Chemical Company | Process for the oxidative purification of terephthalic acid |
| US8455680B2 (en) | 2008-01-15 | 2013-06-04 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| US8614350B2 (en) | 2008-01-15 | 2013-12-24 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58126834A (ja) * | 1982-01-23 | 1983-07-28 | Mitsubishi Gas Chem Co Inc | トリメリツト酸の晶析法 |
-
1966
- 1966-05-16 GB GB2165666A patent/GB1152577A/en not_active Expired
- 1966-05-17 BE BE681178D patent/BE681178A/xx unknown
- 1966-05-17 SE SE685666A patent/SE344741B/xx unknown
- 1966-05-17 NL NL6606728A patent/NL6606728A/xx unknown
- 1966-05-17 AT AT466566A patent/AT288360B/de not_active IP Right Cessation
- 1966-05-17 ES ES0326851A patent/ES326851A1/es not_active Expired
- 1966-05-17 DE DE1966ST025410 patent/DE1593539B2/de active Granted
- 1966-05-17 CH CH712866A patent/CH448048A/fr unknown
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0206715A3 (en) * | 1985-06-17 | 1988-09-07 | Amoco Corporation | Purification of terephthalic acid |
| WO2003053904A3 (en) * | 2001-12-20 | 2003-12-18 | Bp Corp North America Inc | Purification of a crude acid mixture |
| US7074954B2 (en) | 2002-12-09 | 2006-07-11 | Eastman Chemical Company | Process for the oxidative purification of terephthalic acid |
| US7358392B2 (en) | 2002-12-09 | 2008-04-15 | Eastman Chemical Company | Process for the oxidative purification of terephthalic acid |
| US7132566B2 (en) | 2003-09-22 | 2006-11-07 | Eastman Chemical Company | Process for the purification of a crude carboxylic acid slurry |
| WO2005070862A3 (en) * | 2004-01-15 | 2005-09-22 | Eastman Chem Co | Process for production of a dried carboxylic acid cake suitable for use in polyester production |
| JP2007517896A (ja) * | 2004-01-15 | 2007-07-05 | イーストマン ケミカル カンパニー | ポリエステル製造への使用に適した乾燥カルボン酸ケークの製造方法 |
| US7546747B2 (en) | 2004-01-15 | 2009-06-16 | Eastman Chemical Company | Process for production of a dried carboxylic acid cake suitable for use in polyester production |
| RU2380352C2 (ru) * | 2004-01-15 | 2010-01-27 | Истман Кемикал Компани | Способ получения сухого осадка карбоновой кислоты, пригодного для получения полиэфиров |
| EP2450342A3 (en) * | 2004-01-15 | 2013-10-23 | Grupo Petrotemex, S.A. De C.V. | Process for production of a dried carboxylic acid cake suitable for use in polyester production |
| US8455680B2 (en) | 2008-01-15 | 2013-06-04 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| US8614350B2 (en) | 2008-01-15 | 2013-12-24 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
Also Published As
| Publication number | Publication date |
|---|---|
| ES326851A1 (es) | 1967-07-01 |
| NL6606728A (enExample) | 1966-11-18 |
| BE681178A (enExample) | 1966-10-31 |
| AT288360B (de) | 1971-03-10 |
| DE1593539B2 (de) | 1977-03-10 |
| SE344741B (enExample) | 1972-05-02 |
| CH448048A (fr) | 1967-12-15 |
| DE1593539A1 (de) | 1970-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PE | Patent expired |