BE548214A - - Google Patents
Info
- Publication number
- BE548214A BE548214A BE548214DA BE548214A BE 548214 A BE548214 A BE 548214A BE 548214D A BE548214D A BE 548214DA BE 548214 A BE548214 A BE 548214A
- Authority
- BE
- Belgium
- Prior art keywords
- compound
- process according
- terephthalic acid
- parts
- desc
- Prior art date
Links
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 9
- 239000003054 catalyst Substances 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 239000011651 chromium Substances 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910017053 inorganic salt Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- -1 vanaôiuTn Chemical compound 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- SPPWGCYEYAMHDT-UHFFFAOYSA-N 1,4-di(propan-2-yl)benzene Chemical compound CC(C)C1=CC=C(C(C)C)C=C1 SPPWGCYEYAMHDT-UHFFFAOYSA-N 0.000 description 1
- QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- IQFVPQOLBLOTPF-HKXUKFGYSA-L congo red Chemical compound [Na+].[Na+].C1=CC=CC2=C(N)C(/N=N/C3=CC=C(C=C3)C3=CC=C(C=C3)/N=N/C3=C(C4=CC=CC=C4C(=C3)S([O-])(=O)=O)N)=CC(S([O-])(=O)=O)=C21 IQFVPQOLBLOTPF-HKXUKFGYSA-L 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229940071125 manganese acetate Drugs 0.000 description 1
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE548214A true BE548214A (2) |
Family
ID=174880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE548214D BE548214A (2) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE548214A (2) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438027A1 (fr) * | 1978-10-02 | 1980-04-30 | Labofina Sa | Procede de preparation d'acide terephtalique |
-
0
- BE BE548214D patent/BE548214A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438027A1 (fr) * | 1978-10-02 | 1980-04-30 | Labofina Sa | Procede de preparation d'acide terephtalique |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SU791221A3 (ru) | Способ получени терефталевой кислоты | |
| JPS5818332A (ja) | 芳香族モノカルボン酸の製法 | |
| CN101117240A (zh) | 一种固体高铁酸钾的制备方法 | |
| KR20010079823A (ko) | 카르복실산의 결정화 방법 | |
| KR102912006B1 (ko) | 말산의 생산 | |
| JP4626031B2 (ja) | 高純度ピロメリット酸および高純度無水ピロメリット酸の製造方法 | |
| JPH03176456A (ja) | グリオキシル酸の水性溶液の新規連続工業的製造法 | |
| FR2595692A1 (fr) | Procede pour la production d'acide naphtalenedicarboxylique en meme temps que d'acide trimellitique | |
| JPH1053557A (ja) | 高純度２，６−ナフタレンジカルボン酸の製造方法 | |
| JPS636268B2 (2) | ||
| EP0047693B1 (fr) | Procédé de fabrication d'acides hydroxyarylglyoxyliques et de leurs sels alcalins et son application à la fabrication du para-hydroxyphénylglyoxylate de sodium | |
| JP2002097185A (ja) | 芳香族テトラカルボン酸二無水物の製造方法 | |
| US4866204A (en) | Method of preparing substituted cyclic carboxylic acids | |
| JPH1180074A (ja) | 高純度２，６−ナフタレンジカルボン酸の製造法 | |
| SU567717A1 (ru) | Способ получени дифеновой кислоты | |
| JPS636269B2 (2) | ||
| JPS62145053A (ja) | １，４−ビス（ジシアノメチレン）シクロヘキサンの製造法 | |
| BE642808A (2) | ||
| JPH06145098A (ja) | 回収テレフタル酸の脱色方法 | |
| US3592848A (en) | Method of purifying terephthalic acid | |
| SU372907A1 (ru) | Способ получени бензолкарбоновых кислот | |
| CN117658796A (zh) | 一种对羟基苯甲酸合成纯化方法 | |
| JPS6113457B2 (2) | ||
| JPS6217989B2 (2) | ||
| JPH02264742A (ja) | ビフェニルジカルボン酸の精製法 |