CN105237344A - 一种联产甲基苯甲酸、甲基苯甲醛和甲基苯甲醇的方法 - Google Patents
一种联产甲基苯甲酸、甲基苯甲醛和甲基苯甲醇的方法 Download PDFInfo
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- CN105237344A CN105237344A CN201510632378.8A CN201510632378A CN105237344A CN 105237344 A CN105237344 A CN 105237344A CN 201510632378 A CN201510632378 A CN 201510632378A CN 105237344 A CN105237344 A CN 105237344A
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- Prior art keywords
- oxidation reactor
- reaction
- liquid
- methyl
- methylbenzyl alcohol
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- WAPNOHKVXSQRPX-UHFFFAOYSA-N 1-phenylethanol Chemical compound CC(O)C1=CC=CC=C1 WAPNOHKVXSQRPX-UHFFFAOYSA-N 0.000 title claims abstract description 98
- ZWLPBLYKEWSWPD-UHFFFAOYSA-N o-toluic acid Chemical compound CC1=CC=CC=C1C(O)=O ZWLPBLYKEWSWPD-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 37
- BTFQKIATRPGRBS-UHFFFAOYSA-N o-tolualdehyde Chemical compound CC1=CC=CC=C1C=O BTFQKIATRPGRBS-UHFFFAOYSA-N 0.000 title abstract 3
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 368
- 230000003647 oxidation Effects 0.000 claims abstract description 324
- 238000006243 chemical reaction Methods 0.000 claims abstract description 174
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims abstract description 136
- 239000007788 liquid Substances 0.000 claims abstract description 114
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 44
- 239000001301 oxygen Substances 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000007789 gas Substances 0.000 claims abstract description 18
- 239000003054 catalyst Substances 0.000 claims abstract description 12
- 239000008096 xylene Substances 0.000 claims abstract description 12
- 239000011541 reaction mixture Substances 0.000 claims abstract description 8
- 239000007791 liquid phase Substances 0.000 claims description 76
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 74
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 57
- 229910052799 carbon Inorganic materials 0.000 claims description 57
- 239000012071 phase Substances 0.000 claims description 57
- YNKMHABLMGIIFX-UHFFFAOYSA-N benzaldehyde;methane Chemical compound C.O=CC1=CC=CC=C1 YNKMHABLMGIIFX-UHFFFAOYSA-N 0.000 claims description 55
- 239000002253 acid Substances 0.000 claims description 52
- 125000003944 tolyl group Chemical group 0.000 claims description 47
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 43
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 38
- 239000008346 aqueous phase Substances 0.000 claims description 33
- 239000000126 substance Substances 0.000 claims description 26
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 25
- -1 transition metal salt Chemical class 0.000 claims description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 125000004429 atom Chemical group 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052723 transition metal Inorganic materials 0.000 claims description 6
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 125000003545 alkoxy group Chemical group 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000003368 amide group Chemical group 0.000 claims description 4
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 4
- 125000001424 substituent group Chemical group 0.000 claims description 4
- MKACMVMZUIQKNY-UHFFFAOYSA-N 2-hydroxy-5-nitroisoindole-1,3-dione Chemical compound C1=C([N+]([O-])=O)C=C2C(=O)N(O)C(=O)C2=C1 MKACMVMZUIQKNY-UHFFFAOYSA-N 0.000 claims description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 3
- NQTADLQHYWFPDB-UHFFFAOYSA-N N-Hydroxysuccinimide Chemical compound ON1C(=O)CCC1=O NQTADLQHYWFPDB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- TZMFJUDUGYTVRY-UHFFFAOYSA-N pentane-2,3-dione Chemical compound CCC(=O)C(C)=O TZMFJUDUGYTVRY-UHFFFAOYSA-N 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000012295 chemical reaction liquid Substances 0.000 abstract 2
- 238000005191 phase separation Methods 0.000 abstract 1
- 150000001299 aldehydes Chemical class 0.000 description 53
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 description 50
- 239000000047 product Substances 0.000 description 37
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Natural products OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 32
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 28
- 230000009466 transformation Effects 0.000 description 25
- 239000012535 impurity Substances 0.000 description 24
- 238000004458 analytical method Methods 0.000 description 23
- 230000004907 flux Effects 0.000 description 23
- 238000012423 maintenance Methods 0.000 description 23
- 239000000376 reactant Substances 0.000 description 23
- 238000005070 sampling Methods 0.000 description 23
- GPSDUZXPYCFOSQ-UHFFFAOYSA-N m-toluic acid Chemical compound CC1=CC=CC(C(O)=O)=C1 GPSDUZXPYCFOSQ-UHFFFAOYSA-N 0.000 description 21
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 19
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 17
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 16
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 13
- 239000007800 oxidant agent Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 150000003254 radicals Chemical class 0.000 description 9
- 239000006227 byproduct Substances 0.000 description 8
- 230000000977 initiatory effect Effects 0.000 description 7
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 7
- 230000035484 reaction time Effects 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- DYNFCHNNOHNJFG-UHFFFAOYSA-N 2-formylbenzoic acid Chemical compound OC(=O)C1=CC=CC=C1C=O DYNFCHNNOHNJFG-UHFFFAOYSA-N 0.000 description 5
- 230000009471 action Effects 0.000 description 5
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical group CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- DNEXRQSSNZPAJJ-UHFFFAOYSA-N 2-methylbenzenecarboperoxoic acid Chemical class CC1=CC=CC=C1C(=O)OO DNEXRQSSNZPAJJ-UHFFFAOYSA-N 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- SZKXDURZBIICCF-UHFFFAOYSA-N cobalt;pentane-2,4-dione Chemical compound [Co].CC(=O)CC(C)=O SZKXDURZBIICCF-UHFFFAOYSA-N 0.000 description 2
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- FXLOVSHXALFLKQ-UHFFFAOYSA-N p-tolualdehyde Chemical compound CC1=CC=C(C=O)C=C1 FXLOVSHXALFLKQ-UHFFFAOYSA-N 0.000 description 2
- ZWLUXSQADUDCSB-UHFFFAOYSA-N phthalaldehyde Chemical compound O=CC1=CC=CC=C1C=O ZWLUXSQADUDCSB-UHFFFAOYSA-N 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 1
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NHAOZLUXPKUBGM-UHFFFAOYSA-N [N+](=O)(O)[O-].CC1=C(C=CC=C1)C Chemical compound [N+](=O)(O)[O-].CC1=C(C=CC=C1)C NHAOZLUXPKUBGM-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 239000012675 alcoholic extract Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- XPNGNIFUDRPBFJ-UHFFFAOYSA-N alpha-methylbenzylalcohol Natural products CC1=CC=CC=C1CO XPNGNIFUDRPBFJ-UHFFFAOYSA-N 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 229960004217 benzyl alcohol Drugs 0.000 description 1
- 235000019445 benzyl alcohol Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical group [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- IWYDHOAUDWTVEP-UHFFFAOYSA-N mandelic acid Chemical compound OC(=O)C(O)C1=CC=CC=C1 IWYDHOAUDWTVEP-UHFFFAOYSA-N 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229940054441 o-phthalaldehyde Drugs 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/48—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by oxidation reactions with formation of hydroxy groups
- C07C29/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by oxidation reactions with formation of hydroxy groups with molecular oxygen only
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/36—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in compounds containing six-membered aromatic rings
-
- 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
- C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
- C07C51/235—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups
-
- 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
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
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CN201510632378.8A CN105237344B (zh) | 2015-09-29 | 2015-09-29 | 一种联产甲基苯甲酸、甲基苯甲醛和甲基苯甲醇的方法 |
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CN201510632378.8A CN105237344B (zh) | 2015-09-29 | 2015-09-29 | 一种联产甲基苯甲酸、甲基苯甲醛和甲基苯甲醇的方法 |
Publications (2)
Publication Number | Publication Date |
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CN105237344A true CN105237344A (zh) | 2016-01-13 |
CN105237344B CN105237344B (zh) | 2017-06-23 |
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CN201510632378.8A Active CN105237344B (zh) | 2015-09-29 | 2015-09-29 | 一种联产甲基苯甲酸、甲基苯甲醛和甲基苯甲醇的方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108047034A (zh) * | 2017-12-13 | 2018-05-18 | 江西科苑生物药业有限公司 | 一种联产甲基苯甲酸、甲基苯甲酸酯和苯二甲酸二酯的方法 |
CN108863757A (zh) * | 2017-12-13 | 2018-11-23 | 江西科苑生物药业有限公司 | 一种联产甲基苯甲酸、甲基苯甲腈和苯二甲腈方法 |
CN112441926A (zh) * | 2019-08-30 | 2021-03-05 | 山东有言环保科技有限公司 | 一种联产间甲基苯甲酸硝化物和间苯二甲酸的方法 |
CN113318471A (zh) * | 2021-07-08 | 2021-08-31 | 山东友道化学有限公司 | 二甲苯氧化反应液的处理方法及系统 |
CN113501754A (zh) * | 2021-07-08 | 2021-10-15 | 山东友道化学有限公司 | 邻二甲苯或间二甲苯氧化反应液的处理方法 |
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CN1333200A (zh) * | 2001-07-18 | 2002-01-30 | 湖南大学 | 选择性氧化二甲苯成甲基苯甲醛、甲基苯甲醇和甲基苯甲酸的方法 |
CN1522996A (zh) * | 2003-09-12 | 2004-08-25 | 湖南大学 | 苯甲醛、苯甲醇、苯甲酸的制备方法 |
CN101362687A (zh) * | 2008-10-08 | 2009-02-11 | 湖南大学 | 空气氧化对二甲苯制备对苯二甲酸的方法和设备 |
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2015
- 2015-09-29 CN CN201510632378.8A patent/CN105237344B/zh active Active
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CN1333200A (zh) * | 2001-07-18 | 2002-01-30 | 湖南大学 | 选择性氧化二甲苯成甲基苯甲醛、甲基苯甲醇和甲基苯甲酸的方法 |
CN1522996A (zh) * | 2003-09-12 | 2004-08-25 | 湖南大学 | 苯甲醛、苯甲醇、苯甲酸的制备方法 |
CN101362687A (zh) * | 2008-10-08 | 2009-02-11 | 湖南大学 | 空气氧化对二甲苯制备对苯二甲酸的方法和设备 |
Non-Patent Citations (2)
Title |
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ALBERTO CINCOTTI ET AL.: "Kinetics and related engineering aspects of catalytic liquid-phase oxidation of p-xylene to terephthalic acid", 《CATALYSIS TODAY》 * |
户安军等: "甲苯类化合物的选择性氧化", 《化学进展》 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108047034A (zh) * | 2017-12-13 | 2018-05-18 | 江西科苑生物药业有限公司 | 一种联产甲基苯甲酸、甲基苯甲酸酯和苯二甲酸二酯的方法 |
CN108863757A (zh) * | 2017-12-13 | 2018-11-23 | 江西科苑生物药业有限公司 | 一种联产甲基苯甲酸、甲基苯甲腈和苯二甲腈方法 |
CN108047034B (zh) * | 2017-12-13 | 2021-02-02 | 江西科苑生物股份有限公司 | 一种联产甲基苯甲酸、甲基苯甲酸酯和苯二甲酸二酯的方法 |
CN112441926A (zh) * | 2019-08-30 | 2021-03-05 | 山东有言环保科技有限公司 | 一种联产间甲基苯甲酸硝化物和间苯二甲酸的方法 |
CN112441926B (zh) * | 2019-08-30 | 2022-10-14 | 山东友道化学有限公司 | 一种联产间甲基苯甲酸硝化物和间苯二甲酸的方法 |
CN113318471A (zh) * | 2021-07-08 | 2021-08-31 | 山东友道化学有限公司 | 二甲苯氧化反应液的处理方法及系统 |
CN113501754A (zh) * | 2021-07-08 | 2021-10-15 | 山东友道化学有限公司 | 邻二甲苯或间二甲苯氧化反应液的处理方法 |
CN113501754B (zh) * | 2021-07-08 | 2024-05-10 | 山东友道化学有限公司 | 邻二甲苯或间二甲苯氧化反应液的处理方法 |
CN113318471B (zh) * | 2021-07-08 | 2024-05-31 | 山东友道化学有限公司 | 二甲苯氧化反应液的处理方法及系统 |
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