ATE477228T1 - Verfahren zur monoalkylierung von aromatischen dihydroxyverbindungen - Google Patents

Verfahren zur monoalkylierung von aromatischen dihydroxyverbindungen

Info

Publication number
ATE477228T1
ATE477228T1 AT05731039T AT05731039T ATE477228T1 AT E477228 T1 ATE477228 T1 AT E477228T1 AT 05731039 T AT05731039 T AT 05731039T AT 05731039 T AT05731039 T AT 05731039T AT E477228 T1 ATE477228 T1 AT E477228T1
Authority
AT
Austria
Prior art keywords
monoalkylation
aromatic dihydroxy
dihydroxy compounds
aromatic compound
dihydroxy aromatic
Prior art date
Application number
AT05731039T
Other languages
English (en)
Inventor
Sunil Ashtekar
Pramod Kumbhar
Rathinam J Mahalingam
Jegadeesh Thampi
Original Assignee
Sabic Innovative Plastics Ip
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 by Sabic Innovative Plastics Ip filed Critical Sabic Innovative Plastics Ip
Application granted granted Critical
Publication of ATE477228T1 publication Critical patent/ATE477228T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by addition reactions, i.e. reactions involving at least one carbon-to-carbon unsaturated bond
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72—Copper
    • 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
    • B01J27/20—Carbon compounds
    • B01J27/232—Carbonates
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/16—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/10—Magnesium; Oxides or hydroxides thereof
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 nm

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT05731039T 2004-03-31 2005-03-30 Verfahren zur monoalkylierung von aromatischen dihydroxyverbindungen ATE477228T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/815,879 US7087705B2 (en) 2004-03-31 2004-03-31 Process for the monoalkylation of dihydroxy aromatic compounds
PCT/US2005/010859 WO2005097721A1 (en) 2004-03-31 2005-03-30 Process for the monoalkylation of dihydroxy aromatic compounds

Publications (1)

Publication Number Publication Date
ATE477228T1 true ATE477228T1 (de) 2010-08-15

Family

ID=34964181

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05731039T ATE477228T1 (de) 2004-03-31 2005-03-30 Verfahren zur monoalkylierung von aromatischen dihydroxyverbindungen

Country Status (9)

Country Link
US (1) US7087705B2 (de)
EP (1) EP1732870B1 (de)
JP (1) JP2007531765A (de)
KR (1) KR20070002031A (de)
CN (1) CN1938251A (de)
AT (1) ATE477228T1 (de)
DE (1) DE602005022844D1 (de)
TW (1) TW200609205A (de)
WO (1) WO2005097721A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110029159A (ko) * 2008-07-01 2011-03-22 아크조 노벨 엔.브이. 수지 전구체
CN102671671A (zh) * 2012-06-04 2012-09-19 盐城工学院 一种催化剂及其在合成邻羟基苯乙醚中的应用
US9724276B2 (en) 2012-08-09 2017-08-08 Valspar Sourcing, Inc. Dental materials and method of manufacture
WO2014025400A1 (en) 2012-08-09 2014-02-13 Valspar Sourcing, Inc. Developer for thermally responsive record materials
US9944749B2 (en) 2012-08-09 2018-04-17 Swimc, Llc Polycarbonates
KR102093405B1 (ko) 2012-08-09 2020-03-25 에스더블유아이엠씨 엘엘씨 용기 코팅 시스템
EP2882818B1 (de) 2012-08-09 2020-05-06 Swimc Llc Stabilisator und beschichtungszusammensetzungen daraus
GB2547288B (en) * 2016-02-03 2021-03-17 Johnson Matthey Plc Catalyst for oxidising ammonia
JP2019523131A (ja) * 2016-07-29 2019-08-22 サビック グローバル テクノロジーズ ベスローテン フェンノートシャップ フェノールアルキル化触媒前駆体および触媒、触媒の形成方法、触媒の再生方法、並びにフェノールのアルキル化方法
WO2018060811A1 (en) 2016-09-28 2018-04-05 Sabic Global Technologies B.V. Method of producing 2,4,6-tri-substituted resorcinol
CN109156867A (zh) * 2018-10-23 2019-01-08 云南中烟工业有限责任公司 一种具有苔香韵风格特征的香精及包含该香精的卷烟
CN109156880B (zh) * 2018-10-23 2021-01-29 云南中烟工业有限责任公司 一种具有苔香韵风格特征的添加剂及包含该添加剂的卷烟
CN109156873B (zh) * 2018-10-23 2021-01-29 云南中烟工业有限责任公司 一种突显苔香韵风格特征的香精及包含该香精的卷烟
CN109156878B (zh) * 2018-10-23 2021-01-29 云南中烟工业有限责任公司 一种突显苔香韵风格特征的添加剂及包含该添加剂的卷烟
WO2021216496A1 (en) * 2020-04-20 2021-10-28 Tricida, Inc. Process for the preparation of 1,3-bis(allylamino)propane

Family Cites Families (112)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE635349A (de) * 1962-07-24
BE635350A (de) * 1962-07-24
US3446856A (en) * 1964-05-29 1969-05-27 Gen Electric Methylation of phenols
CH525176A (de) 1968-03-08 1972-07-15 Basf Ag Verfahren zur Herstellung von 2,3,6-Trimethylphenol
US3873628A (en) * 1968-04-01 1975-03-25 Gen Electric Preparation of ortho-alkylated phenols
US3974229A (en) * 1969-08-01 1976-08-10 General Electric Company Preparation of ortho-alkylated phenols
US3843606A (en) * 1969-08-01 1974-10-22 Gen Electric Preparation of ortho-alkylated phenols
BE754105A (fr) * 1969-08-01 1970-12-31 Gen Electric Preparation de phenols alcoyles en ortho
US3972828A (en) * 1969-08-01 1976-08-03 General Electric Company Catalyst comprising magnesium oxide and a cellulosic polymeric binder
US4041085A (en) * 1969-08-22 1977-08-09 General Electric Company Ortho-alkylation of phenols
US3790641A (en) * 1970-05-16 1974-02-05 Kanegafuchi Chemical Ind Methylation of phenols at ortho-position
US3707569A (en) 1970-07-22 1972-12-26 Gen Electric Alkylation process
US3764630A (en) * 1970-07-22 1973-10-09 Gen Electric Alkylation process
US3962181A (en) * 1970-12-01 1976-06-08 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for preparation of polyphenylene oxides
US3972836A (en) * 1971-02-11 1976-08-03 General Electric Company Preparation of ortho-alkylated phenols
US3953529A (en) * 1973-06-12 1976-04-27 Mitsubishi Gas Chemical Co. Inc. Process for ortho-alkylation of phenol compounds
US3968172A (en) * 1973-10-02 1976-07-06 Teijin Limited Process for the preparation of 2,4,6-trimethylphenol
JPS5212692B2 (de) * 1974-10-22 1977-04-08
US4022843A (en) * 1975-08-25 1977-05-10 Continental Oil Company Liquid phase methylation of ortho cresol
US3979464A (en) * 1975-08-25 1976-09-07 Continental Oil Company Methylation of 2,6-xylenol to produce 2,3,6-trimethylphenol
US3994982A (en) 1975-08-25 1976-11-30 Continental Oil Company Process for direct methylation of phenol in liquid phase
CA1069486A (en) 1975-11-10 1980-01-08 Nalco Chemical Company Method of preparing a controlled pore volume alumina with citric acid
US4022715A (en) * 1975-12-31 1977-05-10 American Cyanamid Company Process for catalyst materials of increased pore volume and pore diameter
US4201880A (en) * 1976-01-22 1980-05-06 General Electric Company Preparation of ortho-alkylated phenols
US4085150A (en) * 1976-04-13 1978-04-18 General Electric Company Process for the ortho alkylation of phenols in the presence of a copper-zinc-aluminum mixed oxide catalyst
US4048239A (en) * 1976-04-13 1977-09-13 General Electric Company Process for the ortho alkylation of phenols using aldehydes and hydrogen in the presence of a copper-chromium catalyst
US4165439A (en) * 1976-04-13 1979-08-21 General Electric Company Process for the selective ortho-alkylation of a phenol in the presence of a copper-chromium catalyst
US4092294A (en) * 1976-08-30 1978-05-30 General Electric Company Method for preparing polyphenylene ethers
US4092325A (en) * 1976-12-10 1978-05-30 Warner-Lambert Company 5,6-Dihydro-4-oxo-4H-thieno[2,3-b]thiopyran-5-carboxamides, and process for the preparation thereof
US4083828A (en) * 1976-12-21 1978-04-11 General Electric Company Preparation of polyphenylene oxides by the oxidative coupling of a phenolic monomer in the presence of a manganese salt, base and a secondary amine
US4126750A (en) 1977-04-18 1978-11-21 Continental Oil Company Process for the high pressure methylation of 2,6-xylenol
US4208537A (en) * 1977-10-27 1980-06-17 Mitsui Toatsu Chemicals Incorporated Process for the selective ortho-alkylation of phenolic compounds
JPS5822088B2 (ja) * 1977-12-13 1983-05-06 三井東圧化学株式会社 フェノ−ル化合物の選択的オルトアルキル化法
US4140773A (en) * 1978-02-24 1979-02-20 Continental Oil Company Production of high pore volume alumina spheres
US4215229A (en) * 1978-06-15 1980-07-29 Koppers Company, Inc. Process for alkylating phenolic compounds to produce ortho- and para-monoalkylated phenols and 2,4- and 2,6-dialkylated phenols
JPS5918374B2 (ja) * 1978-11-14 1984-04-26 三井東圧化学株式会社 アニソ−ル類を出発物質とするオルトアルキル化フエノ−ル類の選択的製造方法
JPS599530B2 (ja) 1978-12-01 1984-03-03 三井東圧化学株式会社 オルトアルキル化フェノ−ル類の製造法
US4469908A (en) * 1978-12-14 1984-09-04 Mobil Oil Corporation Alkylation of aromatic hydrocarbons
US4277024A (en) * 1978-12-20 1981-07-07 Donald Spector Self-stick aroma-dispensing tab
JPS55115835A (en) * 1979-02-28 1980-09-06 Sumitomo Chem Co Ltd Preparation of monoalkylresorcinol
US4329517A (en) * 1979-05-16 1982-05-11 Mitsui Petrochemical Industries Ltd. Process for production of mono- or di-ortho-methyl-substituted phenols by catalytic methylation and catalyst therefor
US4227024A (en) 1979-06-04 1980-10-07 Conoco, Inc. Preparation of 2,6-xylenol and catalyst composition useful therefor
US4290924A (en) * 1979-06-04 1981-09-22 Conoco, Inc. Catalyst composition useful for preparing 2,6-xylenol
US4322566A (en) * 1980-01-21 1982-03-30 Conoco Inc. Magnesium oxide catalyst
US4269735A (en) * 1980-01-21 1981-05-26 Conoco, Inc. Magnesium oxide catalyst
US4283574A (en) * 1980-01-28 1981-08-11 Conoco, Inc. Process for the synthesis of 2,6-xylenol and 2,3,6-trimethylphenol
US4458031A (en) * 1980-06-24 1984-07-03 General Electric Company Method of preparing a magnesium-manganese catalyst precursor and catalyst
US4528407A (en) * 1980-06-27 1985-07-09 General Electric Company Catalytic process for preparation of ortho-alkylated phenols
US4386226A (en) * 1980-10-14 1983-05-31 Croda Synthetic Chemicals Limited Process for the ortho-alkylation of phenols
US4323714A (en) * 1980-11-20 1982-04-06 Uop Inc. Alkylation of hydroxy-substituted aromatic compounds
US4544267A (en) * 1980-11-25 1985-10-01 Fingermatrix, Inc. Finger identification
US4351958A (en) * 1981-08-28 1982-09-28 Mitsui Petrochemical Industries, Ltd. Process for producing orthoalkylated aromatic amine
DE3263906D1 (en) * 1981-08-31 1985-07-04 Sumitomo Chemical Co A process for producing o-methylated phenols
US4418224A (en) 1981-09-18 1983-11-29 General Electric Company Preparation of ortho-alkylated phenols using magnesium compound catalysts
US4900708A (en) * 1981-09-18 1990-02-13 General Electric Company Ortho-alkylation catalysts based on magnesium and prepared by calcining in presence of feed mixture of reactants
US4460702A (en) * 1981-10-07 1984-07-17 General Electric Company Catalyst precursor
DE3149022A1 (de) 1981-12-11 1983-06-16 Chemische Werke Hüls AG, 4370 Marl Verfahren zur ortho-methylierung von phenolverbindungen
US4969989A (en) 1982-02-19 1990-11-13 Union Oil Company Of California Hydrocarbon conversion process with catalytic materials of controlled geometric mean electronegativity
US4517389A (en) * 1982-08-10 1985-05-14 Asahi Kasei Kogyo Kabushiki Kaisha Process for methylating the ortho position of a phenol
EP0112754B1 (de) * 1982-12-14 1986-11-05 Institut Français du Pétrole Oxide von Eisen, Chrom, Kalium und Lanthan enthaltender Katalysator, seine Herstellung und seine Verwendung in Dehydrogenierungsreaktionen
US4475001A (en) * 1983-03-17 1984-10-02 Koppers Company, Inc. Process for alkylating phenolic compounds to produce ortho- or para-monoalkylated phenols or 2,4- or 2,6-dialkylated phenols
US4476329A (en) * 1983-04-04 1984-10-09 General Electric Company Selective alkylation of phenol to o-cresol
US4554267A (en) 1983-06-03 1985-11-19 General Electric Company Catalyst and method for ortho-alkylation of hydroxyaromatic compounds
US4554266A (en) 1983-06-03 1985-11-19 General Electric Company Copper-magnesium catalyst and method for alkylation of hydroxyaromatic compounds therewith
US4851591A (en) * 1983-11-28 1989-07-25 General Electric Company Magnesium-containing catalyst activated under vacuum, in nitrogen, or in air, and use in an ortho-alkylation process
US4677089A (en) * 1983-12-20 1987-06-30 General Electric Company Catalyst prepared from manganese carbonate and a magnesium compound
US4590307A (en) * 1983-12-20 1986-05-20 General Electric Company Catalyst precursor prepared from manganese carbonate, and use of a calcined derivative in an ortho-alkylation process
US4547480A (en) * 1983-12-20 1985-10-15 General Electric Company Catalyst precursor prepared from manganese carbonate and a magnesium compound
US4605766A (en) * 1983-12-22 1986-08-12 Ethyl Corporation Alkylation process
US4572778A (en) * 1984-01-19 1986-02-25 Union Oil Company Of California Hydroprocessing with a large pore catalyst
US4661638A (en) * 1984-05-22 1987-04-28 General Electric Company Catalyst derived from mixture of manganese hydroxide and magnesium-containing material, and method of use in ortho-alkylation of phenols
US4954475A (en) * 1984-08-13 1990-09-04 General Electric Company Zinc-containing ortho-alkylation catalyst precursor and catalyst, and process of use in alkylation of phenols
JPS61101246A (ja) * 1984-08-17 1986-05-20 ヒユールス・アクチエンゲゼルシヤフト フエノ−ル類のオルト−メチル化方法及びオルト−メチル化用触媒
US4560810A (en) 1984-11-14 1985-12-24 General Electric Company Catalytic dealkylation of alkylated phenols
WO1986005117A1 (en) * 1985-03-06 1986-09-12 Memtec Limited Altering pore size distributions
US4612362A (en) * 1985-03-27 1986-09-16 Allied Corporation Thermotropic polyester-carbonates containing 2,2-dimethyl-1,3-propanediol
DE3524331A1 (de) * 1985-07-08 1987-01-08 Basf Ag Verfahren zur gasphasenalkylierung von phenolen und hierzu geeigneter katalysator
US4874810A (en) * 1986-03-07 1989-10-17 General Electric Company Impact modified polyphenylene ether-polyamide compositions
JP2548934B2 (ja) * 1986-06-10 1996-10-30 住友化学工業株式会社 ヒドロキシ含有アルキル芳香族化合物の製造法
US4822836A (en) 1987-09-18 1989-04-18 General Electric Company Polyphenylene ether/polyamide blends having improved melt flow characteristics
JPH06104802B2 (ja) * 1987-10-19 1994-12-21 大日本インキ化学工業株式会社 ウレタン塗料用樹脂組成物
US5097079A (en) * 1987-11-30 1992-03-17 General Electric Company Zinc-containing ortho-alkylation catalyst precursor and catalyst, and process of use in alkylation of phenols
US4876398A (en) * 1988-06-10 1989-10-24 China Petrochemical Development Corporation Preparation of ortho-alkylated phenols in the presence of a catalyst prepared by co-precipitation process
US5017656A (en) * 1988-06-13 1991-05-21 General Electric Company Polyphenylene ether resins and compositions having reduced odor and method of reducing odor in same
US4933509A (en) * 1989-04-28 1990-06-12 General Electric Company Method of ortho-alkylating phenol
JP2805878B2 (ja) * 1989-08-22 1998-09-30 三菱瓦斯化学株式会社 オルトアルキル化方法
US5345005A (en) * 1989-09-12 1994-09-06 Engelhard Corporation Hydrogenation catalyst, process for preparing and process of using said catalyst
FR2657345B1 (fr) * 1990-01-19 1992-05-07 Rhone Poulenc Chimie Procede de c-alkylation de l'hydroquinone et de ses monoethers.
US5227342A (en) * 1991-05-01 1993-07-13 Wisconsin Alumni Research Foundation Process of making porous ceramic materials with controlled porosity
US5134108A (en) * 1991-05-22 1992-07-28 Engelhard Corporation Process for preparing catalyst with copper or zinc and with chromium, molybdenum, tungsten, or vanadium, and product thereof
US5231066A (en) * 1991-09-11 1993-07-27 Quantum Chemical Corporation Bimodal silica gel, its preparation and use as a catalyst support
US5175375A (en) 1991-10-11 1992-12-29 Mobil Oil Corporation Selective ortho propylation of phenol over large pore zeolite
US5240891A (en) * 1991-12-26 1993-08-31 Patton Robert L Discrete molecular sieve and use
US5245089A (en) * 1992-10-23 1993-09-14 Eastman Kodak Company Alkylation reactions catalyzed by gallium-modified titanium dioxide
KR960003790B1 (ko) 1992-12-31 1996-03-22 한국과학기술원 신규한 변형 마그네슘 옥사이드 촉매 조성물 및 그의 제조방법
JP3305102B2 (ja) 1994-04-01 2002-07-22 本州化学工業株式会社 フェノール類のオルソアルキル化触媒、その前駆体、及びそのような触媒を用いるオルソアルキル化フェノール類の製造方法。
US5488173A (en) * 1994-08-03 1996-01-30 Wang; Fey-Long Process for selective ortho-methylation of cyclohexanones in the vapor phase
US5874374A (en) * 1995-03-17 1999-02-23 Institute Of Gas Technology Method for producing engineered materials from salt/polymer aqueous solutions
EP0821620A1 (de) * 1995-04-17 1998-02-04 Engelhard Corporation Geformte zusammensetzungen
US5622684A (en) * 1995-06-06 1997-04-22 Board Of Trustees Operating Michigan State University Porous inorganic oxide materials prepared by non-ionic surfactant templating route
US5977010A (en) * 1995-06-15 1999-11-02 Engelhard Corporation Shaped hydrogenation catalyst and processes for their preparation and use
US5840271A (en) 1996-02-09 1998-11-24 Intevep, S.A. Synthetic material with high void volume associated with mesoporous tortuous channels having a narrow size distribution
US6291724B1 (en) * 1997-09-24 2001-09-18 General Electric Company Suppression of highly alkylated phenols in the catalytic alkylation reaction of phenol
JPH11116279A (ja) * 1997-10-14 1999-04-27 Mitsuboshi Belting Ltd ガラス着色剤組成物
US6037295A (en) * 1998-03-25 2000-03-14 Council Of Scientific & Industrial Research Process for the preparation of a new catalyst useful for producing alkylated aromatic amines
KR20000026019A (ko) * 1998-10-16 2000-05-06 박호군 입도 및 형상이 조절된 산화철 분말의 합성 방법
US6187981B1 (en) * 1999-07-19 2001-02-13 Uop Llc Process for producing arylalkanes and arylalkane sulfonates, compositions produced therefrom, and uses thereof
US6261987B1 (en) * 2000-02-29 2001-07-17 General Electric Company Method for preparing an alkylation catalyst, and for ortho-alkylating hydroxyaromatic compounds; and related compositions
WO2002079130A1 (en) * 2001-03-30 2002-10-10 Council Of Scientific And Industrial Research A process for preparing alkylated dihydroxybenzene
US6897175B2 (en) * 2001-10-09 2005-05-24 General Electric Catalyst and method for the alkylation of hydroxyaromatic compounds
AU2003222204A1 (en) * 2002-03-25 2003-10-13 Tda Research, Inc. Catalysts and process for oxidizing hydrogen sulfide to sulfur dioxide and sulfur
US7081432B2 (en) * 2003-07-10 2006-07-25 General Electric Company Alkylation catalyst and method for making alkylated phenols

Also Published As

Publication number Publication date
KR20070002031A (ko) 2007-01-04
US20050222372A1 (en) 2005-10-06
US7087705B2 (en) 2006-08-08
DE602005022844D1 (de) 2010-09-23
EP1732870B1 (de) 2010-08-11
TW200609205A (en) 2006-03-16
WO2005097721A1 (en) 2005-10-20
JP2007531765A (ja) 2007-11-08
CN1938251A (zh) 2007-03-28
EP1732870A1 (de) 2006-12-20

Similar Documents

Publication Publication Date Title
ATE477228T1 (de) Verfahren zur monoalkylierung von aromatischen dihydroxyverbindungen
ATE537264T1 (de) Verfahren und zusammensetzungen für die gerichtete mikrowellenchemiie
EP2360183A4 (de) Antikörperreinigungsverfahren
CL2010000917A1 (es) Metodo para reducir sulfuro de hidrogeno en asfalto; donde se agrega una composicion depuradora que comprende amina polialifatica y un catalizador; metodo para tratar un asfalto; y composicion depuradora de sulfuro de hidrogeno, que comprende una amina polialifatica y un catalizador.
ATE527218T1 (de) Verfahren zur hemmung der korrosion
AR055294A1 (es) Produccion de hidrocarburos aromaticos alquilados a partir de metano
ATE494271T1 (de) Verfahren zur reinigung und aufkonzentrierung von distickstoffmonoxid
DE502006005627D1 (de) Verfahren zur wiedergewinnung von ruthenium aus gebrauchten rutheniumoxidhaltigen katalysatoren
CL2010001040A1 (es) Metodos de sulfoxidacion composicion de catalizador polimerico; reactivo de sulfoxidacion; y proceso de sulfoxidacion.
BRPI0509988A (pt) processo para preparar ácido acrìlico por oxidação parcial heterogeneamente catalisada de pelo menos um composto precursor de hidrocarboneto c3
MX2010001708A (es) Catalizador, metodo de produccion para el mismo y uso del mismo para descomponer oxido nitroso.
EA200900363A1 (ru) Способ получения фенола посредством новых каталитических систем
BR0314230B1 (pt) mÉtodo para a conversço catalÍtica de carbonato orgÂnico ao Álcool correspondente, e, uso de um catalisador suportado de zinco.
MY176953A (en) Method for purifying gas mixtures containing mercaptans and other acid gases
ATE479646T1 (de) Verfahren zur herstellung von phenol und methylethylketon
MX2010009950A (es) Metodo para purificar acido metacrilico.
DE602006004877D1 (de) Verfahren zur herstellung von alkylencarbonaten
ATE537115T1 (de) Verfahren zur vollständigen nutzung von olivin- bestandteilen
ITMI20052199A1 (it) Procedimento per la produzione di composti idrocarburici altoottanici mediante dimerizzazione selettiva dell'isobutene contenuto in una corrente contenente anche idrocarburi c5
DE602004019064D1 (de) Verfahren zur transalkylierung von aromatischen fluiden
ATE510808T1 (de) Verfahren zur herstellung von sec-butylbenzol
DK1392627T3 (da) Fremgangsmåde til den katalytiske alkylering af carbonhydrider
DE502005002665D1 (de) Katalytische entfernung von gelöstem sauerstoff aus organischen flüssigkeiten
MY172078A (en) Multihydric compound dehydration systems, catalyst compositions, and methods
ATE416156T1 (de) Verfahren zur herstellung von acetessigsäurearylamiden

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties