ID27448A - Katalis yang dilapisi untuk oksidasi asa gas katalitik dari hidrokarbon aromatik - Google Patents
Katalis yang dilapisi untuk oksidasi asa gas katalitik dari hidrokarbon aromatikInfo
- Publication number
- ID27448A ID27448A IDW20010476A ID20010476A ID27448A ID 27448 A ID27448 A ID 27448A ID W20010476 A IDW20010476 A ID W20010476A ID 20010476 A ID20010476 A ID 20010476A ID 27448 A ID27448 A ID 27448A
- Authority
- ID
- Indonesia
- Prior art keywords
- catalytically active
- active composition
- aromatic hydrocarbons
- layers
- catalytic
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 title abstract 2
- 230000003197 catalytic effect Effects 0.000 title abstract 2
- 230000003647 oxidation Effects 0.000 title abstract 2
- 238000007254 oxidation reaction Methods 0.000 title abstract 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- 229910000410 antimony oxide Inorganic materials 0.000 abstract 2
- -1 cesium compound Chemical class 0.000 abstract 2
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 abstract 2
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 abstract 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 abstract 1
- 150000008064 anhydrides Chemical class 0.000 abstract 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 abstract 1
- 229910052792 caesium Inorganic materials 0.000 abstract 1
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 239000004408 titanium dioxide Substances 0.000 abstract 1
- 229910001935 vanadium oxide Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
- C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/195—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
- B01J27/198—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
-
- 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
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
- C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19839001A DE19839001A1 (de) | 1998-08-27 | 1998-08-27 | Schalenkatalysatoren für die katalytische Gasphasenoxidation von aromatischen Kohlenwasserstoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ID27448A true ID27448A (id) | 2001-04-12 |
Family
ID=7878915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IDW20010476A ID27448A (id) | 1998-08-27 | 1999-08-17 | Katalis yang dilapisi untuk oksidasi asa gas katalitik dari hidrokarbon aromatik |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6586361B1 (id) |
| EP (1) | EP1117484B1 (id) |
| JP (1) | JP4571747B2 (id) |
| KR (1) | KR100553285B1 (id) |
| CN (1) | CN1121907C (id) |
| AT (1) | ATE238838T1 (id) |
| DE (2) | DE19839001A1 (id) |
| ES (1) | ES2198952T3 (id) |
| ID (1) | ID27448A (id) |
| TW (1) | TWI239868B (id) |
| WO (1) | WO2000012214A1 (id) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7176159B1 (en) * | 2001-08-15 | 2007-02-13 | Iowa State University Research Foundation, Inc. | Catalyst and sorbent material for the production of hydrogen |
| US20030166972A1 (en) * | 2002-02-20 | 2003-09-04 | Regents Of The University Of California Office Of Technology Licensing | Process for production of formaldehyde from dimethyl ether |
| US7557062B2 (en) * | 2003-02-24 | 2009-07-07 | Shell Oil Company | Catalyst composition, its preparation and use |
| JP3944094B2 (ja) * | 2003-02-24 | 2007-07-11 | 株式会社サンデコール | 光触媒の製造方法、光触媒および気体浄化装置 |
| DE10323461A1 (de) * | 2003-05-23 | 2004-12-09 | Basf Ag | Herstellung von Aldehyden, Carbonsäuren und/oder Carbonsäureanhydriden mittels Vanadiumoxid, Titandioxid und Antimonoxid enthaltender Katalysatoren |
| DE10335346A1 (de) * | 2003-08-01 | 2005-02-24 | Basf Ag | Katalysator für Gasphasenoxidationen |
| DE10344846A1 (de) * | 2003-09-26 | 2005-04-14 | Basf Ag | Gasphasenoxidationskatalysator mit definierter Vanadiumoxid-Teilchengrößenverteilung |
| US7442816B2 (en) * | 2004-05-13 | 2008-10-28 | E.I. Du Pont De Nemours And Company | Antimony vanadium phosphate |
| DE102004026472A1 (de) * | 2004-05-29 | 2005-12-22 | Süd-Chemie AG | Mehrlagen-Katalysator zur Herstellung von Phthalsäureanhydrid |
| US8097558B2 (en) * | 2004-05-29 | 2012-01-17 | Sud-Chemie Ag | Catalyst and method for producing phthalic anhydride |
| BRPI0514960A (pt) * | 2004-09-08 | 2008-07-01 | Shell Int Research | composição de catalisador, processos para a preparação da mesma e para converter uma carga de alimentação hidrocarbonácea em materiais com ponto de ebulição mais baixo, e, uso de uma composição de catalisador |
| JP5174462B2 (ja) * | 2004-11-18 | 2013-04-03 | ビーエーエスエフ ソシエタス・ヨーロピア | 触媒を製造するための二酸化チタン混合物の使用 |
| DE102005009473A1 (de) * | 2005-03-02 | 2006-09-07 | Süd-Chemie AG | Mehrlagen-Katalysator zur Herstellung von Phthalsäureanhydrid |
| WO2006092305A1 (de) * | 2005-03-02 | 2006-09-08 | Süd-Chemie AG | Verfahren zur herstellung eines mehrlagen-katalysators zur erzeugung von phthalsäureanhydrid |
| KR100939142B1 (ko) * | 2005-05-22 | 2010-01-28 | 쉬드-케미아크티엔게젤샤프트 | 무수 프탈산 제조를 위한 다층 촉매 |
| DE102005032723A1 (de) * | 2005-07-13 | 2007-01-18 | Süd-Chemie AG | Mehrschichtkatalysator auf Niobbasis zur katalytischen Umsetzung von Kohlenwasserstoffen |
| KR100671978B1 (ko) | 2005-07-19 | 2007-01-24 | 한국과학기술연구원 | 탈질환원촉매 |
| CN101448571A (zh) | 2006-05-19 | 2009-06-03 | 巴斯夫欧洲公司 | 用于制备羧酸和/或羧酸酐的催化剂体系 |
| EP1860091A1 (de) * | 2006-05-23 | 2007-11-28 | Süd-Chemie Ag | Katalysator enthaltend Titandioxid, insbesondere zur Herstellung von Phthalsäurenanhydrid |
| CN101472680A (zh) * | 2006-06-20 | 2009-07-01 | 巴斯夫欧洲公司 | 制备羧酸和/或羧酸酐的催化剂体系和方法 |
| DE102007017080A1 (de) | 2007-04-10 | 2008-10-16 | Basf Se | Verfahren zur Beschickung eines Längsabschnitts eines Kontaktrohres |
| DE102007028332A1 (de) | 2007-06-15 | 2008-12-18 | Basf Se | Verfahren zum Beschicken eines Reaktors mit einem Katalysatorfestbett, das wenigstens ringförmige Katalysatorformkörper K umfasst |
| DE102007028333A1 (de) | 2007-06-15 | 2008-12-18 | Basf Se | Verfahren zum Einbringen einer wenigstens einer Produktionscharge von ringförmigen Schalenkatalysatoren K entnommenen Teilmenge in ein Reaktionsrohr eines Rohrbündelreaktors |
| DE102008011011A1 (de) | 2008-02-01 | 2009-08-06 | Breimair, Josef, Dr. | Katalysator für die katalytische Gasphasenoxidation von aromatischen Kohlenwasserstoffen zu Aldehyden, Carbonsäuren und/oder Carbonsäureanhydriden, insbesondere zu Phthalsäureanhydrid |
| CN102612406A (zh) * | 2009-11-20 | 2012-07-25 | 巴斯夫欧洲公司 | 用于制备羧酸和/或羧酸酐的在至少一个催化剂层中具有锑酸钒的多层催化剂及具有低热点温度的制备邻苯二甲酸酐的方法 |
| US20110230668A1 (en) * | 2010-03-19 | 2011-09-22 | Basf Se | Catalyst for gas phase oxidations based on low-sulfur and low-calcium titanium dioxide |
| TW201206896A (en) | 2010-04-13 | 2012-02-16 | Basf Se | Process for controlling a gas phase oxidation reactor for preparation of phthalic anhydride |
| US8859459B2 (en) | 2010-06-30 | 2014-10-14 | Basf Se | Multilayer catalyst for preparing phthalic anhydride and process for preparing phthalic anhydride |
| EP2598238A4 (en) | 2010-07-30 | 2014-08-20 | Basf Se | CATALYZER FOR OXIDIZING O-XYLENE AND / OR NAPHTHALINE TO PHTHALIC ACID ANHYDRIDE |
| US9212157B2 (en) | 2010-07-30 | 2015-12-15 | Basf Se | Catalyst for the oxidation of o-xylene and/or naphthalene to phthalic anhydride |
| CN102992979B (zh) * | 2011-09-08 | 2014-11-26 | 中国石油天然气股份有限公司 | 丙烯选择性氧化制备丙烯醛的方法 |
| CN102992978B (zh) * | 2011-09-08 | 2014-11-26 | 中国石油天然气股份有限公司 | 丙烯醛的制备方法 |
| US9029289B2 (en) | 2012-07-16 | 2015-05-12 | Basf Se | Catalyst for preparing carboxylic acids and/or carboxylic anhydrides |
| US9911566B2 (en) * | 2013-10-18 | 2018-03-06 | Littelfuse, Inc. | Foam fuse filler and cartridge fuse |
| JP6618917B2 (ja) | 2014-02-17 | 2019-12-11 | ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ | ｏ−キシレンおよび／またはナフタレンをフタル酸無水物に酸化する触媒系 |
| US9868713B2 (en) | 2014-02-17 | 2018-01-16 | Basf Se | Catalyst system for oxidizing o-xylol and/or naphthalene into phthalic anhydride |
| EP2987552A1 (en) | 2014-08-22 | 2016-02-24 | Basf Se | Catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride |
| EP3047904A1 (en) | 2015-01-22 | 2016-07-27 | Basf Se | Catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride |
| JP7149927B2 (ja) * | 2016-07-26 | 2022-10-07 | ビーエーエスエフ コーポレーション | 担持触媒、モノリス選択的接触還元（ｓｃｒ）触媒、その製造方法、及び窒素酸化物除去方法 |
| CN107540847B (zh) * | 2017-07-27 | 2020-10-30 | 济南大学 | 超支化阻燃剂的制备方法及在人造板中的应用 |
| CN116059994B (zh) * | 2021-11-01 | 2025-11-28 | 中国石油化工股份有限公司 | 均四甲苯气相氧化制均酐的催化剂及其制备方法、均四甲苯气相氧化制均酐的方法 |
| CN117123243B (zh) * | 2022-05-18 | 2026-04-03 | 中国石油化工股份有限公司 | 具有氧化萘功能的催化剂及其制备方法和应用 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1280756B (de) | 1965-06-14 | 1968-10-17 | Glatt Werner | Wirbelbettwanne zur Behandlung, z. B. Trocknen, koernigen Gutes |
| CH444046A (de) | 1965-06-14 | 1967-09-15 | Glatt Werner | Zur Aufnahme eines pulvrigen oder körnigen Behandlungsgutes in einem Warmlufttrockner dienender Behälter |
| US3565829A (en) | 1967-10-04 | 1971-02-23 | Basf Ag | Supported catalysts containing vanadium pentoxide and titanium dioxide |
| DE1769998B2 (de) | 1968-08-20 | 1977-01-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von phthalsaeureanhydrid |
| DE2106796C3 (de) | 1971-02-12 | 1981-09-24 | Wacker-Chemie GmbH, 8000 München | Verfahren zur Herstellung Festbettkatalysatoren mit einem Überzug aus Vanadiumpentoxid und Titandioxid |
| DE2212964C3 (de) * | 1972-03-17 | 1980-01-31 | Basf Ag, 6700 Ludwigshafen | Vanadinpentoxid, Titandioxid und gegebenenfalls Zirkondioxid, Phosphor sowie weitere Metalloxide enthaltender Trägerkatalysator |
| US3799866A (en) | 1972-10-18 | 1974-03-26 | Universal Oil Prod Co | Hydrocarbon conversion process utilizing a moving bed reactor |
| DE2925682A1 (de) * | 1979-06-26 | 1981-01-29 | Basf Ag | Vanadinpentoxid, titandioxid, phosphor, rubidium und/oder caesium und ggf. zirkondioxid enthaltender traegerkatalysator |
| JPS63253080A (ja) * | 1987-04-10 | 1988-10-20 | Nippon Steel Chem Co Ltd | 無水フタル酸の製造方法 |
| DE4013051A1 (de) | 1990-04-24 | 1991-11-07 | Basf Ag | Verfahren zur herstellung von phthalsaeureanhydrid aus o-xylol |
| JP3298609B2 (ja) * | 1991-07-10 | 2002-07-02 | 株式会社日本触媒 | 無水フタル酸製造用触媒およびそれを用いてなる無水フタル酸の製造方法 |
| JP3169040B2 (ja) * | 1994-08-18 | 2001-05-21 | 川崎製鉄株式会社 | ｏ−キシレンおよび／またはナフタレンの接触気相酸化用流動触媒および無水フタル酸の製造方法 |
| DE4442346A1 (de) | 1994-11-29 | 1996-05-30 | Basf Ag | Verfahren zur Herstellung eines Katalysators, bestehend aus einem Trägerkörper und einer auf der Oberfläche des Trägerkörpers aufgebrachten katalytisch aktiven Oxidmasse |
| DE19519172A1 (de) | 1995-05-24 | 1996-11-28 | Consortium Elektrochem Ind | Trägerkatalysator für Gasphasenoxidationsreaktoren |
| DE19707943C2 (de) | 1997-02-27 | 1999-07-08 | Basf Ag | Verfahren zur Herstellung von Phthalsäureanhydrid und Katalysator hierfür |
| DE59808069D1 (de) | 1997-02-27 | 2003-05-28 | Basf Ag | Verfahren zur herstellung von schalenkatalysatoren für die katalytische gasphasenoxidation von aromatischen kohlenwasserstoffen |
| DE19823262A1 (de) | 1998-05-26 | 1999-12-02 | Basf Ag | Verfahren zur Herstellung von Phthalsäureanhydrid |
| DE19823275A1 (de) * | 1998-05-26 | 1999-12-02 | Basf Ag | Verfahren zur Herstellung von Phthalsäureanhydrid durch katalytische Gasphasenoxidation von x-Xylol-/-Naphthalin-Gemischen |
| DE19824532A1 (de) * | 1998-06-03 | 1999-12-09 | Basf Ag | Verfahren zur Herstellung von Schalenkatalysatoren für die katalytische Gasphasenoxidation von aromatischen Kohlenwasserstoffen und so erhältliche Katalysatoren |
-
1998
- 1998-08-27 DE DE19839001A patent/DE19839001A1/de not_active Withdrawn
-
1999
- 1999-08-17 ID IDW20010476A patent/ID27448A/id unknown
- 1999-08-17 WO PCT/EP1999/006012 patent/WO2000012214A1/de not_active Ceased
- 1999-08-17 JP JP2000567305A patent/JP4571747B2/ja not_active Expired - Fee Related
- 1999-08-17 ES ES99944416T patent/ES2198952T3/es not_active Expired - Lifetime
- 1999-08-17 US US09/763,661 patent/US6586361B1/en not_active Expired - Lifetime
- 1999-08-17 DE DE59905354T patent/DE59905354D1/de not_active Expired - Lifetime
- 1999-08-17 AT AT99944416T patent/ATE238838T1/de not_active IP Right Cessation
- 1999-08-17 CN CN99810202A patent/CN1121907C/zh not_active Expired - Fee Related
- 1999-08-17 EP EP99944416A patent/EP1117484B1/de not_active Expired - Lifetime
- 1999-08-17 KR KR1020017002464A patent/KR100553285B1/ko not_active Expired - Fee Related
- 1999-08-27 TW TW088114719A patent/TWI239868B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE59905354D1 (de) | 2003-06-05 |
| CN1314827A (zh) | 2001-09-26 |
| EP1117484B1 (de) | 2003-05-02 |
| JP4571747B2 (ja) | 2010-10-27 |
| KR20010079692A (ko) | 2001-08-22 |
| CN1121907C (zh) | 2003-09-24 |
| TWI239868B (en) | 2005-09-21 |
| ATE238838T1 (de) | 2003-05-15 |
| KR100553285B1 (ko) | 2006-02-22 |
| DE19839001A1 (de) | 2000-03-02 |
| JP2002523232A (ja) | 2002-07-30 |
| ES2198952T3 (es) | 2004-02-01 |
| EP1117484A1 (de) | 2001-07-25 |
| US6586361B1 (en) | 2003-07-01 |
| WO2000012214A1 (de) | 2000-03-09 |
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| JPS57105241A (en) | Catalyst for preparing phthalic anhydride | |
| MXPA02012102A (es) | Procedimiento para la preparacion de acidos carboxilicos saturados con uno a cuatro atomos de carbono por oxidacion de 2-butanona en fase gaseosa. | |
| TH40860A3 (th) | ตัวเร่งปฏิกิริยาแบบเคลือบสำหรับออกซิเดชันในเฟสแก๊สที่มีตัวเร่งปฏิกิริยาของไฮโดรคาร์บอนชนิดอะโรเมทิก | |
| TH51057A3 (th) | การเตรียมพธาลิค แอนไฮไดรด์โดยการออกซิเดชันแบบคะตะไลติกก๊าซ-เฟส ของของผสม o-ไซลีน/แนพธาลีน | |
| TH51056A3 (th) | การเตรียมพธาลิกแอนไฮไดรด์ | |
| JPS63255274A (ja) | 無水フタル酸の製造方法 | |
| GB1426188A (en) | Production of carboxylic acids and/or carboxylic acid anhydrides |