JPS643147A - Production of high-purity terephthalic acid - Google Patents
Production of high-purity terephthalic acidInfo
- Publication number
- JPS643147A JPS643147A JP62158291A JP15829187A JPS643147A JP S643147 A JPS643147 A JP S643147A JP 62158291 A JP62158291 A JP 62158291A JP 15829187 A JP15829187 A JP 15829187A JP S643147 A JPS643147 A JP S643147A
- Authority
- JP
- Japan
- Prior art keywords
- acetic acid
- molecular oxygen
- gas
- xylene
- contact
- 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.)
- Pending
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 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 12
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 4
- 229910001882 dioxygen Inorganic materials 0.000 abstract 4
- 239000007789 gas Substances 0.000 abstract 4
- 230000003647 oxidation Effects 0.000 abstract 3
- 238000007254 oxidation reaction Methods 0.000 abstract 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 238000002485 combustion reaction Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000012452 mother liquor Substances 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 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
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000010405 reoxidation reaction Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000002904 solvent Substances 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62-158291A JPH013147A (ja) | 1987-06-24 | 高純度テレフタル酸の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62-158291A JPH013147A (ja) | 1987-06-24 | 高純度テレフタル酸の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS643147A true JPS643147A (en) | 1989-01-06 |
| JPH013147A JPH013147A (ja) | 1989-01-06 |
Family
ID=
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59190947A (ja) * | 1983-04-11 | 1984-10-29 | Toyobo Co Ltd | 高純度テレフタル酸の製造法 |
| WO1999065854A1 (en) * | 1998-06-16 | 1999-12-23 | Hfm International, Inc. | Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid |
| JP2007532569A (ja) * | 2004-04-09 | 2007-11-15 | ジーティーシー テクノロジー インコーポレイテッド | 選択的溶媒を用いた複合体形成によるカルボン酸の精製 |
| JP2008511653A (ja) * | 2004-09-02 | 2008-04-17 | イーストマン ケミカル カンパニー | 芳香族ジカルボン酸の最適化製造 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59190947A (ja) * | 1983-04-11 | 1984-10-29 | Toyobo Co Ltd | 高純度テレフタル酸の製造法 |
| WO1999065854A1 (en) * | 1998-06-16 | 1999-12-23 | Hfm International, Inc. | Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid |
| JP2007532569A (ja) * | 2004-04-09 | 2007-11-15 | ジーティーシー テクノロジー インコーポレイテッド | 選択的溶媒を用いた複合体形成によるカルボン酸の精製 |
| JP2008511653A (ja) * | 2004-09-02 | 2008-04-17 | イーストマン ケミカル カンパニー | 芳香族ジカルボン酸の最適化製造 |
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