MX2007002505A - Produccion optimizada de acidos dicarboxilicos aromaticos. - Google Patents
Produccion optimizada de acidos dicarboxilicos aromaticos.Info
- Publication number
- MX2007002505A MX2007002505A MX2007002505A MX2007002505A MX2007002505A MX 2007002505 A MX2007002505 A MX 2007002505A MX 2007002505 A MX2007002505 A MX 2007002505A MX 2007002505 A MX2007002505 A MX 2007002505A MX 2007002505 A MX2007002505 A MX 2007002505A
- Authority
- MX
- Mexico
- Prior art keywords
- mixture
- solids
- suspension
- concentrated
- liquid
- 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 title claims abstract description 89
- 238000000746 purification Methods 0.000 title abstract description 16
- 238000004519 manufacturing process Methods 0.000 title description 13
- 239000007787 solid Substances 0.000 claims description 242
- 239000000725 suspension Substances 0.000 claims description 213
- 239000000203 mixture Substances 0.000 claims description 155
- 239000007788 liquid Substances 0.000 claims description 131
- 238000007254 oxidation reaction Methods 0.000 claims description 87
- 230000003647 oxidation Effects 0.000 claims description 86
- 230000001590 oxidative effect Effects 0.000 claims description 73
- 238000000034 method Methods 0.000 claims description 60
- 230000008569 process Effects 0.000 claims description 58
- 230000029087 digestion Effects 0.000 claims description 49
- GOUHYARYYWKXHS-UHFFFAOYSA-N 4-formylbenzoic acid Chemical compound OC(=O)C1=CC=C(C=O)C=C1 GOUHYARYYWKXHS-UHFFFAOYSA-N 0.000 claims description 38
- 239000012895 dilution Substances 0.000 claims description 31
- 238000010790 dilution Methods 0.000 claims description 31
- 239000007800 oxidant agent Substances 0.000 claims description 31
- 239000002245 particle Substances 0.000 claims description 24
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 20
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 13
- 229910001882 dioxygen Inorganic materials 0.000 claims description 12
- 238000013019 agitation Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 239000008247 solid mixture Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- -1 aromatic dicarboxylic acids Chemical class 0.000 abstract description 5
- 125000003118 aryl group Chemical group 0.000 abstract description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 1
- 238000013386 optimize process Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 description 29
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 description 24
- 239000007791 liquid phase Substances 0.000 description 22
- 238000011084 recovery Methods 0.000 description 20
- 239000012429 reaction media Substances 0.000 description 19
- 238000002425 crystallisation Methods 0.000 description 18
- 150000001875 compounds Chemical class 0.000 description 17
- 230000008025 crystallization Effects 0.000 description 17
- 239000012452 mother liquor Substances 0.000 description 16
- 239000000047 product Substances 0.000 description 15
- 239000003054 catalyst Substances 0.000 description 14
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 11
- 239000012043 crude product Substances 0.000 description 10
- 239000012071 phase Substances 0.000 description 10
- 125000004432 carbon atom Chemical group C* 0.000 description 9
- 239000002253 acid Substances 0.000 description 7
- 239000010941 cobalt Substances 0.000 description 7
- 229910017052 cobalt Inorganic materials 0.000 description 7
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 125000001183 hydrocarbyl group Chemical group 0.000 description 7
- 239000011572 manganese Substances 0.000 description 7
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 6
- 150000001491 aromatic compounds Chemical class 0.000 description 6
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 6
- 229910052794 bromium Inorganic materials 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 235000008504 concentrate Nutrition 0.000 description 5
- 239000012141 concentrate Substances 0.000 description 5
- 229910052748 manganese Inorganic materials 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007790 solid phase Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 125000005842 heteroatom Chemical group 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 235000014666 liquid concentrate Nutrition 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000001431 2-methylbenzaldehyde Substances 0.000 description 2
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 1
- 102100038077 CD226 antigen Human genes 0.000 description 1
- 101000884298 Homo sapiens CD226 antigen Proteins 0.000 description 1
- 101000670986 Homo sapiens Symplekin Proteins 0.000 description 1
- 241000350481 Pterogyne nitens Species 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical group 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000008376 fluorenones Chemical class 0.000 description 1
- 235000020094 liqueur Nutrition 0.000 description 1
- OVWYEQOVUDKZNU-UHFFFAOYSA-N m-tolualdehyde Chemical compound CC1=CC=CC(C=O)=C1 OVWYEQOVUDKZNU-UHFFFAOYSA-N 0.000 description 1
- GPSDUZXPYCFOSQ-UHFFFAOYSA-N m-toluic acid Chemical compound CC1=CC=CC(C(O)=O)=C1 GPSDUZXPYCFOSQ-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002762 monocarboxylic acid derivatives Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- FXLOVSHXALFLKQ-UHFFFAOYSA-N p-tolualdehyde Chemical compound CC1=CC=C(C=O)C=C1 FXLOVSHXALFLKQ-UHFFFAOYSA-N 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0022—Evaporation of components of the mixture to be separated by reducing pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0031—Evaporation of components of the mixture to be separated by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60680704P | 2004-09-02 | 2004-09-02 | |
| US60673504P | 2004-09-02 | 2004-09-02 | |
| US11/191,766 US7615663B2 (en) | 2004-09-02 | 2005-07-28 | Optimized production of aromatic dicarboxylic acids |
| PCT/US2005/030661 WO2006028773A2 (en) | 2004-09-02 | 2005-08-29 | Optimized purification production of terephthalic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2007002505A true MX2007002505A (es) | 2007-05-04 |
Family
ID=35613863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2007002505A MX2007002505A (es) | 2004-09-02 | 2005-08-29 | Produccion optimizada de acidos dicarboxilicos aromaticos. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7615663B2 (https=) |
| EP (1) | EP1861350A2 (https=) |
| CN (1) | CN101031538B (https=) |
| BR (1) | BRPI0514767A (https=) |
| CA (1) | CA2576323A1 (https=) |
| IN (1) | IN2014DN08961A (https=) |
| MX (1) | MX2007002505A (https=) |
| TW (1) | TW200621702A (https=) |
| WO (1) | WO2006028773A2 (https=) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7910769B2 (en) * | 2004-09-02 | 2011-03-22 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7589231B2 (en) * | 2004-09-02 | 2009-09-15 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7507857B2 (en) * | 2004-09-02 | 2009-03-24 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7608733B2 (en) * | 2004-09-02 | 2009-10-27 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7381836B2 (en) | 2004-09-02 | 2008-06-03 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7586000B2 (en) * | 2004-09-02 | 2009-09-08 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7572932B2 (en) * | 2004-09-02 | 2009-08-11 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7399882B2 (en) * | 2004-09-02 | 2008-07-15 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7390921B2 (en) * | 2004-09-02 | 2008-06-24 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US20060047153A1 (en) * | 2004-09-02 | 2006-03-02 | Wonders Alan G | Optimized liquid-phase oxidation |
| US7568361B2 (en) * | 2004-09-02 | 2009-08-04 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7361784B2 (en) * | 2004-09-02 | 2008-04-22 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7608732B2 (en) * | 2005-03-08 | 2009-10-27 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7741515B2 (en) | 2004-09-02 | 2010-06-22 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7563926B2 (en) * | 2004-09-02 | 2009-07-21 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7582793B2 (en) | 2004-09-02 | 2009-09-01 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7371894B2 (en) * | 2004-09-02 | 2008-05-13 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7482482B2 (en) * | 2004-09-02 | 2009-01-27 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7692036B2 (en) | 2004-11-29 | 2010-04-06 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7504535B2 (en) | 2004-09-02 | 2009-03-17 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7495125B2 (en) * | 2004-09-02 | 2009-02-24 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7683210B2 (en) * | 2004-09-02 | 2010-03-23 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7572936B2 (en) * | 2004-09-02 | 2009-08-11 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7692037B2 (en) | 2004-09-02 | 2010-04-06 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US7884232B2 (en) * | 2005-06-16 | 2011-02-08 | Eastman Chemical Company | Optimized liquid-phase oxidation |
| US20070155987A1 (en) * | 2006-01-04 | 2007-07-05 | O'meadhra Ruairi S | Oxidative digestion with optimized agitation |
| US7358389B2 (en) * | 2006-01-04 | 2008-04-15 | Eastman Chemical Company | Oxidation system employing internal structure for enhanced hydrodynamics |
| US7355068B2 (en) * | 2006-01-04 | 2008-04-08 | Eastman Chemical Company | Oxidation system with internal secondary reactor |
| US20070208194A1 (en) | 2006-03-01 | 2007-09-06 | Woodruff Thomas E | Oxidation system with sidedraw secondary reactor |
| US7816556B2 (en) * | 2006-03-01 | 2010-10-19 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced multistage oxidative digestion |
| US7772424B2 (en) * | 2006-03-01 | 2010-08-10 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion |
| US7501537B2 (en) * | 2006-03-01 | 2009-03-10 | Eastman Chemical Company | Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange |
| US7714094B2 (en) * | 2007-11-15 | 2010-05-11 | Eastman Chemical Company | Simplified isophthalic acid process for modifying PET |
| GB2489684A (en) * | 2011-03-31 | 2012-10-10 | Haifa Chemicals Ltd | Crystallisation Apparatus |
| CN105218358B (zh) * | 2015-09-29 | 2017-09-12 | 江西科苑生物药业有限公司 | 一种粗均苯三甲酸的精制方法 |
| US20180050930A1 (en) * | 2016-08-16 | 2018-02-22 | Naveed Aslam | Crystallizer for water reclamation |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2794832A (en) | 1955-06-20 | 1957-06-04 | Shell Dev | Crystallization and separation of crystals |
| US2962361A (en) | 1957-08-12 | 1960-11-29 | Standard Oil Co | Continuous oxidation system for producing carboxylic acids |
| US3629321A (en) * | 1969-05-26 | 1971-12-21 | Standard Oil Co | Integration of para-xylene oxidation to terephthalic acid and its esterification to dimethyl terephthalate |
| US3873275A (en) | 1969-09-29 | 1975-03-25 | Whiting Corp | Crystallization apparatus and method |
| JPS5518698B1 (https=) | 1971-04-03 | 1980-05-21 | ||
| FR2413352A1 (fr) | 1977-12-28 | 1979-07-27 | Mitsui Petrochemical Ind | Procede de preparation de l'acide terephtalique |
| US4334086A (en) | 1981-03-16 | 1982-06-08 | Labofina S.A. | Production of terephthalic acid |
| JPS5993029A (ja) | 1982-11-16 | 1984-05-29 | Mitsubishi Chem Ind Ltd | 高純度テレフタル酸の製造法 |
| US4835307A (en) * | 1984-12-13 | 1989-05-30 | Amoco Corporation | Method and apparatus for controlling the manufacture of terephthalic acid to control the level and variability of the contaminant content and the optical density |
| JP2545103B2 (ja) | 1987-12-17 | 1996-10-16 | 三井石油化学工業株式会社 | テレフタル酸スラリ―の分散媒交換方法 |
| US5132450A (en) | 1990-06-25 | 1992-07-21 | Mitsubishi Gas Chemical Company, Inc. | Process for producing high purity isophthalic acid |
| GB9102393D0 (en) | 1991-02-05 | 1991-03-20 | Ici Plc | Production of terephthalic acid |
| JPH07505087A (ja) | 1992-03-27 | 1995-06-08 | アライド−シグナル・インコーポレーテッド | ドラフト管バッフルクリスタライザーにおける結晶化方法 |
| KR970000136B1 (ko) * | 1993-09-28 | 1997-01-04 | 브이.피. 유리예프 | 고순도 벤젠디카르복실산 이성질체의 제조방법 |
| US5712412A (en) | 1994-12-26 | 1998-01-27 | Mitsubishi Gas Chemical Co., Inc. | Process for producing highly pure terephthalic acid |
| US6054610A (en) | 1995-06-07 | 2000-04-25 | Hfm International, Inc. | Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes |
| JPH1045667A (ja) | 1996-07-29 | 1998-02-17 | Mitsubishi Gas Chem Co Inc | 分散媒置換装置を用いた高純度テレフタル酸の製造方法 |
| DE69818651T2 (de) | 1997-02-27 | 2004-07-29 | E.I. Du Pont De Nemours And Co., Wilmington | Herstellung von terephthalsäure |
| TR200201833T2 (tr) | 2000-01-21 | 2002-12-23 | Bp Corporation North America Inc. | Benzoik asit ve su çözgeni içinde oksidasyon vasıtasıyla yüksek saflıkta aromatik karboksilik asit üretimi |
| KR20020076266A (ko) | 2000-01-25 | 2002-10-09 | 잉카 인터내셔널 에스.피.에이. | 미정제 테레프탈산(ｃｔａ)의 회수 방법 |
| DE10026619A1 (de) | 2000-05-29 | 2001-12-06 | Basf Ag | Vorrichtung zur Herstellung von Kristallen |
| BR0316462A (pt) * | 2002-12-09 | 2005-10-11 | Eastman Chem Co | Processos para reduzir uma suspensão de ácido carboxìlico purificado, para purificar um produto de oxidação em estágios, para produzir um produto de ácido carboxìlico purificado, e, suspensão de ácido carboxìlico purificado |
| JP2006509044A (ja) | 2002-12-09 | 2006-03-16 | イーストマン ケミカル カンパニー | 粗製カルボン酸スラリーの精製方法 |
| KR20050088383A (ko) | 2002-12-16 | 2005-09-05 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 결정/침전/입자를 형성하는 기구 및 방법 |
| US20040215036A1 (en) | 2003-04-25 | 2004-10-28 | Robert Lin | Method for heating a crude carboxylic acid slurry in a post oxidation zone by the addition of steam |
-
2005
- 2005-07-28 US US11/191,766 patent/US7615663B2/en active Active
- 2005-08-29 EP EP05792470A patent/EP1861350A2/en not_active Withdrawn
- 2005-08-29 MX MX2007002505A patent/MX2007002505A/es unknown
- 2005-08-29 BR BRPI0514767-0A patent/BRPI0514767A/pt not_active IP Right Cessation
- 2005-08-29 IN IN8961DEN2014 patent/IN2014DN08961A/en unknown
- 2005-08-29 CN CN2005800290037A patent/CN101031538B/zh not_active Expired - Lifetime
- 2005-08-29 WO PCT/US2005/030661 patent/WO2006028773A2/en not_active Ceased
- 2005-08-29 CA CA002576323A patent/CA2576323A1/en not_active Abandoned
- 2005-09-02 TW TW094130017A patent/TW200621702A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN101031538A (zh) | 2007-09-05 |
| EP1861350A2 (en) | 2007-12-05 |
| WO2006028773A3 (en) | 2006-07-13 |
| CA2576323A1 (en) | 2006-03-16 |
| CN101031538B (zh) | 2012-03-28 |
| BRPI0514767A (pt) | 2008-06-24 |
| WO2006028773A2 (en) | 2006-03-16 |
| IN2014DN08961A (https=) | 2015-07-10 |
| US7615663B2 (en) | 2009-11-10 |
| TW200621702A (en) | 2006-07-01 |
| US20060047166A1 (en) | 2006-03-02 |
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