GB1444799A - - Google Patents

Info

Publication number
GB1444799A
GB1444799A GB5686573A GB5686573A GB1444799A GB 1444799 A GB1444799 A GB 1444799A GB 5686573 A GB5686573 A GB 5686573A GB 5686573 A GB5686573 A GB 5686573A GB 1444799 A GB1444799 A GB 1444799A
Authority
GB
United Kingdom
Prior art keywords
anatase
dec
active material
layer
compound
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.)
Expired
Application number
GB5686573A
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1444799A publication Critical patent/GB1444799A/en
Expired legal-status Critical Current

Links

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
    • 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
    • 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
    • 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
    • B01J37/0215—Coating
    • B01J37/0221—Coating of particles
    • B01J37/0223—Coating of particles by rotation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB5686573A 1972-12-12 1973-12-07 Expired GB1444799A (US20020051482A1-20020502-M00012.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2260615A DE2260615A1 (de) 1972-12-12 1972-12-12 Traegerkatalysator fuer die oxidation von o-xylol oder naphthalin zu phthalsaeureanhydrid
DE2421406A DE2421406C2 (de) 1972-12-12 1974-05-03 Verfahren zur Herstellung von Phthalsäureanhydrid

Publications (1)

Publication Number Publication Date
GB1444799A true GB1444799A (US20020051482A1-20020502-M00012.png) 1976-08-04

Family

ID=25764225

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5686573A Expired GB1444799A (US20020051482A1-20020502-M00012.png) 1972-12-12 1973-12-07
GB18370/75A Expired GB1496832A (en) 1972-12-12 1975-05-02 Process for the oxidation of o-xylene or naphthalene to phthalic anhydride

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB18370/75A Expired GB1496832A (en) 1972-12-12 1975-05-02 Process for the oxidation of o-xylene or naphthalene to phthalic anhydride

Country Status (7)

Country Link
US (1) US3909457A (US20020051482A1-20020502-M00012.png)
AT (2) AT333707B (US20020051482A1-20020502-M00012.png)
BE (2) BE808541A (US20020051482A1-20020502-M00012.png)
CA (1) CA1004658A (US20020051482A1-20020502-M00012.png)
DE (2) DE2260615A1 (US20020051482A1-20020502-M00012.png)
FR (2) FR2209606B1 (US20020051482A1-20020502-M00012.png)
GB (2) GB1444799A (US20020051482A1-20020502-M00012.png)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2436009C3 (de) * 1974-07-26 1982-04-22 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Phthalsäureanhydrid
JPS5143732A (en) * 1974-10-11 1976-04-14 Nippon Catalytic Chem Ind Musuifutarusanno seizohoho
DE2546268C3 (de) * 1975-10-16 1983-11-24 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Phthalsäureanhydrid aus o-Xylol oder Naphthalin
DE2547624C2 (de) * 1975-10-24 1981-10-08 Basf Ag, 6700 Ludwigshafen Vanadinpentoxid, Titandioxid, Antimon und Rubidium enthaltende Trägerkatalysatoren
JPS603307B2 (ja) * 1978-11-29 1985-01-26 株式会社日本触媒 無水フタル酸の製造方法
DE2925682A1 (de) 1979-06-26 1981-01-29 Basf Ag Vanadinpentoxid, titandioxid, phosphor, rubidium und/oder caesium und ggf. zirkondioxid enthaltender traegerkatalysator
US4228038A (en) * 1979-07-24 1980-10-14 Tioxide Group Limited Method for the preparation of catalyst of vanadium pentoxide on substrate of titanium dioxide
US4397768A (en) * 1981-02-26 1983-08-09 Oxidaciones Organicas, C.A. "Oxidor" Supported catalyst for the preparation of phthalic anhydride
EP0065704A1 (en) * 1981-05-12 1982-12-01 Ashland Oil, Inc. Redox catalyst plus promoter for oxidation of hydrocarbons
US4791092A (en) * 1984-06-29 1988-12-13 Exxon Research & Engineering Co. Aromatic carboxylic anhydride catalyst
US4582911A (en) * 1984-06-29 1986-04-15 Exxon Research & Engineering Co. Molecular oxidation of aromatic hydrocarbons to the corresponding anhydrides using an improved catalyst
US4582912A (en) * 1984-10-01 1986-04-15 Exxon Research & Engineering Co. Process for preparing carboxylic anhydride using improved catalysts
US4728744A (en) * 1985-10-02 1988-03-01 Exxon Chemical Patents Inc. Catalysts for preparation of aromatic carboxylic anhydrides
US4814317A (en) * 1985-10-02 1989-03-21 Exxon Chemical Patents Inc. Process for preparing catalysts for preparation of aromatic carboxylic anhydrides
DE3543822A1 (de) * 1985-12-12 1987-06-19 Basf Ag Verfahren zur katalytischen oxidation von 4-tertiaer-butyl-o-xylol
US4835126A (en) * 1986-05-06 1989-05-30 Exxon Research & Engineering Company Process for preparing a catalyst for the preparation of a carboxylic anhydride
US4931572A (en) * 1989-05-17 1990-06-05 Exxon Chemical Patents Inc. Aromatic carboxylic anhydride catalyst
US5169820A (en) * 1990-03-16 1992-12-08 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for producing phthalic anhydride
US5235071A (en) * 1991-07-10 1993-08-10 Nippon Shokubai Co., Ltd. Catalyst for producing phthalic anhydride and process by using the same
DE19707943C2 (de) 1997-02-27 1999-07-08 Basf Ag Verfahren zur Herstellung von Phthalsäureanhydrid und Katalysator hierfür
CN1280979A (zh) 1999-06-24 2001-01-24 株式会社日本触媒 用于生产邻苯二甲酸酐的方法
ZA200200049B (en) 2001-01-25 2002-07-16 Nippon Catalytic Chem Ind Fixed-bed shell-and-tube reactor and its usage.
US7022643B2 (en) 2002-08-20 2006-04-04 Nippon Shokubai Co., Ltd. Production process for catalyst
JP4295521B2 (ja) 2003-02-13 2009-07-15 株式会社日本触媒 アクリル酸製造用触媒およびアクリル酸の製造方法
JP2011121048A (ja) * 2009-12-09 2011-06-23 Rohm & Haas Co 固体触媒物質をブレンドし、管状構造物に装填する方法
DE102017202351A1 (de) 2017-02-14 2018-08-16 Clariant International Ltd Katalysatormaterial zur Oxidation von Kohlenwasserstoffen mit antimondotiertem Titandioxid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1808752A (en) * 1928-05-05 1931-06-09 Robert J Banner Edging mill
US3215644A (en) * 1959-12-29 1965-11-02 Dainippon Ink Seizo Kabushiki Oxidation catalysts of orthoxylene and naphthalene and the preparation thereof
NL134884C (US20020051482A1-20020502-M00012.png) * 1965-05-18
US3692699A (en) * 1967-03-13 1972-09-19 Japan Gas Chemical Co V2o5/tio2/k2so4 catalyst suitable for preparation of phthalic anhydride
GB1228909A (US20020051482A1-20020502-M00012.png) * 1967-09-07 1971-04-21
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

Also Published As

Publication number Publication date
BE808541A (fr) 1974-06-12
CA1004658A (en) 1977-02-01
BE828155R (fr) 1975-10-21
AT333707B (de) 1976-12-10
FR2269373A2 (US20020051482A1-20020502-M00012.png) 1975-11-28
FR2209606A1 (US20020051482A1-20020502-M00012.png) 1974-07-05
DE2260615A1 (de) 1974-06-20
FR2209606B1 (US20020051482A1-20020502-M00012.png) 1980-05-09
FR2269373B2 (US20020051482A1-20020502-M00012.png) 1980-06-27
ATA339075A (de) 1976-09-15
AT336553B (de) 1977-05-10
US3909457A (en) 1975-09-30
DE2421406A1 (de) 1975-11-20
ATA1036173A (de) 1976-04-15
DE2421406C2 (de) 1983-08-11
GB1496832A (en) 1978-01-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921207