JPS5371034A - Preparation of terephthalic acid - Google Patents
Preparation of terephthalic acidInfo
- Publication number
- JPS5371034A JPS5371034A JP14489376A JP14489376A JPS5371034A JP S5371034 A JPS5371034 A JP S5371034A JP 14489376 A JP14489376 A JP 14489376A JP 14489376 A JP14489376 A JP 14489376A JP S5371034 A JPS5371034 A JP S5371034A
- Authority
- JP
- Japan
- Prior art keywords
- terephthalic acid
- preparation
- cpds
- oxidizable
- aldehyde
- 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 3
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- 150000001299 aldehydes Chemical class 0.000 abstract 1
- 150000002576 ketones Chemical class 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
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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)
Abstract
PURPOSE: To prepare highly pure terephthalic acid for direct polymerization by liquid-phase oxidation of p-xylene in acetic acid in the presence of oxidizable cpds. (alcohol, aldehyde and ketone) and a specific amt. of water.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14489376A JPS5371034A (en) | 1976-12-02 | 1976-12-02 | Preparation of terephthalic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14489376A JPS5371034A (en) | 1976-12-02 | 1976-12-02 | Preparation of terephthalic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5371034A true JPS5371034A (en) | 1978-06-24 |
Family
ID=15372784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14489376A Pending JPS5371034A (en) | 1976-12-02 | 1976-12-02 | Preparation of terephthalic acid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5371034A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5409579A (en) * | 1993-07-12 | 1995-04-25 | Glitsch, Inc. | Method for recovering acetic acid from aqueous streams |
-
1976
- 1976-12-02 JP JP14489376A patent/JPS5371034A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5409579A (en) * | 1993-07-12 | 1995-04-25 | Glitsch, Inc. | Method for recovering acetic acid from aqueous streams |
| US5492603A (en) * | 1993-07-12 | 1996-02-20 | Glitsch, Inc. | Apparatus for recovering acetic acid from aqueous streams |
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