JPS5452049A - Preparation of high quality terephthalic acid - Google Patents
Preparation of high quality terephthalic acidInfo
- Publication number
- JPS5452049A JPS5452049A JP11663177A JP11663177A JPS5452049A JP S5452049 A JPS5452049 A JP S5452049A JP 11663177 A JP11663177 A JP 11663177A JP 11663177 A JP11663177 A JP 11663177A JP S5452049 A JPS5452049 A JP S5452049A
- Authority
- JP
- Japan
- Prior art keywords
- solvent
- ppm
- compound
- terephthalic acid
- acetic 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.)
- Granted
Links
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title abstract 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 8
- 239000002904 solvent Substances 0.000 abstract 6
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 4
- 150000001875 compounds Chemical class 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 229910001385 heavy metal Inorganic materials 0.000 abstract 2
- 150000002736 metal compounds Chemical class 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
- -1 bromine compound Chemical class 0.000 abstract 1
- 229910052794 bromium Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000007791 liquid phase Substances 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11663177A JPS5452049A (en) | 1977-09-30 | 1977-09-30 | Preparation of high quality terephthalic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11663177A JPS5452049A (en) | 1977-09-30 | 1977-09-30 | Preparation of high quality terephthalic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5452049A true JPS5452049A (en) | 1979-04-24 |
| JPS6113457B2 JPS6113457B2 (enrdf_load_stackoverflow) | 1986-04-14 |
Family
ID=14691969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11663177A Granted JPS5452049A (en) | 1977-09-30 | 1977-09-30 | Preparation of high quality terephthalic acid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5452049A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5852243A (ja) * | 1981-09-24 | 1983-03-28 | Mitsubishi Gas Chem Co Inc | テレフタル酸の製造法 |
| WO2008105087A1 (ja) * | 2007-02-28 | 2008-09-04 | Hitachi Plant Technologies, Ltd. | 水素化精製用粗製芳香族ジカルボン酸の製造方法 |
-
1977
- 1977-09-30 JP JP11663177A patent/JPS5452049A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5852243A (ja) * | 1981-09-24 | 1983-03-28 | Mitsubishi Gas Chem Co Inc | テレフタル酸の製造法 |
| WO2008105087A1 (ja) * | 2007-02-28 | 2008-09-04 | Hitachi Plant Technologies, Ltd. | 水素化精製用粗製芳香族ジカルボン酸の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6113457B2 (enrdf_load_stackoverflow) | 1986-04-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5223589A (en) | Catalyst for producing alpha,beta-unsaturaded carboxylic acid | |
| JPS5470235A (en) | Preparation of terephthalic acid | |
| JPS5626839A (en) | Preparation of aromatic polycarboxylic acid | |
| JPS5452049A (en) | Preparation of high quality terephthalic acid | |
| JPS5359640A (en) | Preparation of threphthalic acid of high quality | |
| JPS54119427A (en) | Preparation of benzenecarboxylic acid | |
| ES8104178A1 (es) | Procedimiento para preparar acidos carboxilicos aromaticos por oxidacion de un hidrocarburo alcohil-aromatico | |
| JPS55143965A (en) | Preparation of aromatic hydroperoxide | |
| GB1508241A (en) | Process for preventing blackening of phthalic acids in their oxidative preparation from tolualdehydes | |
| JPS5446737A (en) | Preparation of high-grade terephthalic acid | |
| SE7908072L (sv) | Forfarande for framstellning av tereftalsyra | |
| SU982319A1 (ru) | Способ получения бензол ди- или трикарбоновых кислот | |
| JPS54130529A (en) | Preparation of terephthalic acid | |
| JPS57136547A (en) | Preparation of terephthalic acid for direct polymerization | |
| JPS52133942A (en) | Treatment of reaction mother liquor | |
| JPS56103134A (en) | Preparation of high-purity carboxylic acid chloride | |
| JPS5466644A (en) | Preparation of terephthalic acid | |
| JPS5625126A (en) | Preparation of phenols | |
| JPS5463039A (en) | Preparation of pyromellitic acid and/or pyromellitic anhydride | |
| JPS5459217A (en) | Preparation of alkylene glycol esters | |
| JPS57167942A (en) | Continuous preparation of trimellitic acid | |
| JPS57102840A (en) | Preparation of side chain acetoxylated xylene | |
| JPS56120637A (en) | Preparation of high-purity terephthalic acid | |
| GB1528771A (en) | Cobalt-catalysed oxidation of c3 to c7 saturated aliphatic hydrocarbons to acetic acid | |
| JPS5598130A (en) | Production of fatty acid |