BE844186A - Procede d'application d'un revetement a activite catalytique sur la surface exterieure de supports de catalyseurs poreux et produits obtenus suivant ce procede - Google Patents

Procede d'application d'un revetement a activite catalytique sur la surface exterieure de supports de catalyseurs poreux et produits obtenus suivant ce procede

Info

Publication number
BE844186A
BE844186A BE6045607A BE6045607A BE844186A BE 844186 A BE844186 A BE 844186A BE 6045607 A BE6045607 A BE 6045607A BE 6045607 A BE6045607 A BE 6045607A BE 844186 A BE844186 A BE 844186A
Authority
BE
Belgium
Prior art keywords
coating
applying
exterior surface
catalytic activity
products obtained
Prior art date
Application number
BE6045607A
Other languages
English (en)
French (fr)
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 BE844186A publication Critical patent/BE844186A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0215Coating
    • B01J37/0217Pretreatment of the substrate before coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42Platinum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46Ruthenium, rhodium, osmium or iridium
    • B01J23/464Rhodium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • B01J37/0203Impregnation the impregnation liquid containing organic compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • B01J37/0207Pretreatment of the support
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/396Distribution of the active metal ingredient
    • B01J35/397Egg shell like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51Spheres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
BE6045607A 1975-07-16 1976-07-15 Procede d'application d'un revetement a activite catalytique sur la surface exterieure de supports de catalyseurs poreux et produits obtenus suivant ce procede BE844186A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2531770A DE2531770C3 (de) 1975-07-16 1975-07-16 Verfahren zum Aufbringen eines katalytisch aktiven Überzugs auf Katalysatorträger

Publications (1)

Publication Number Publication Date
BE844186A true BE844186A (fr) 1977-01-17

Family

ID=5951657

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6045607A BE844186A (fr) 1975-07-16 1976-07-15 Procede d'application d'un revetement a activite catalytique sur la surface exterieure de supports de catalyseurs poreux et produits obtenus suivant ce procede

Country Status (9)

Country Link
JP (1) JPS608863B2 (de)
BE (1) BE844186A (de)
CA (1) CA1083122A (de)
CS (1) CS251054B2 (de)
DE (1) DE2531770C3 (de)
FR (1) FR2317963A1 (de)
GB (1) GB1538330A (de)
IT (1) IT1062756B (de)
PL (1) PL105832B1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2055603B (en) 1979-08-10 1983-05-05 Coal Industry Patents Ltd Hydrotreating catalysts
US4330437A (en) * 1980-11-05 1982-05-18 Borden, Inc. Supported silver catalyst and a process of preparing it
DE3125061C2 (de) * 1981-06-26 1984-03-15 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Acrolein bzw. Methacrolein durch katalytische Oxidation von Propylen bzw. Isobutylen oder tertiär-Butanol in sauerstoffhaltigen Gasgemischen
FR2546078B1 (fr) * 1983-05-19 1987-05-07 Pro Catalyse Procede de fabrication de catalyseurs pour le traitement des gaz d'echappement des moteurs a combustion interne
DE4239876C1 (de) * 1992-11-27 1994-07-28 Degussa Verfahren zur gleichmäßigen und reproduzierbaren Schalenimprägnierung von als Schüttgut vorliegenden Festbett-Katalysatorträgern und Vorrichtung zur Durchführung des Verfahrens
TW272146B (en) * 1993-05-21 1996-03-11 The preparation of eggshell catalysts having selective reversal or oxidation reaction
JPH0921744A (ja) * 1995-07-06 1997-01-21 Nec Corp 分光器用セル
JP4519438B2 (ja) * 2003-10-08 2010-08-04 株式会社トクヤマ 多塩素化アルカンの還元用触媒
EP2547443B1 (de) * 2010-03-19 2022-04-06 Shell Internationale Research Maatschappij B.V. Hydrierungskatalysator
JP2012108000A (ja) * 2010-11-17 2012-06-07 Toshiba Corp 放射性気体廃棄物処理施設の再結合器用触媒、及びその製造方法
CN106232230B (zh) * 2014-02-26 2020-09-18 不列颠哥伦比亚大学 由纳米结构化基体制备金属/金属氧化物材料的方法及其应用
TW202027855A (zh) 2019-01-17 2020-08-01 荷蘭商蜆殼國際研究所 基於雙金屬奈米粒子之催化劑、其在選擇性氫化中之用途以及製造所述催化劑之方法

Also Published As

Publication number Publication date
DE2531770B2 (de) 1978-08-31
FR2317963B1 (de) 1980-06-27
JPS608863B2 (ja) 1985-03-06
GB1538330A (en) 1979-01-17
JPS5211185A (en) 1977-01-27
PL105832B1 (pl) 1979-11-30
DE2531770C3 (de) 1979-04-26
FR2317963A1 (fr) 1977-02-11
CA1083122A (en) 1980-08-05
DE2531770A1 (de) 1977-01-20
CS251054B2 (en) 1987-06-11
IT1062756B (it) 1984-12-27

Similar Documents

Publication Publication Date Title
FR2285517A1 (fr) Procede et installation pour controler l'activite de reacteurs catalytiques
BE882387A (fr) Procede et catalyseur de distillation catalytique
IT7848292A0 (it) Procedimento catalitico per la produzione di polialcheni
FR2345452A1 (fr) Procede de preparation d'arylmalonamido-1-oxadethiacephalosporines et nouveaux produits ainsi obtenus, a activite antibacterienne
FR2290508A1 (fr) Piece metallique comportant un revetement metallique perfectionne et procede d'obtention
BE844186A (fr) Procede d'application d'un revetement a activite catalytique sur la surface exterieure de supports de catalyseurs poreux et produits obtenus suivant ce procede
IT1083946B (it) Processo per il miglioramento dell'attivita'di catalizzatori ad argento supportato usati
BE857199A (fr) Catalyseur et procede pour la production de nitro-diphenylamines
BE827439A (fr) Procede pour l'obtention catalytique de pyridines a partir d'alcynes et de nitriles
BE878585A (fr) Catalyseurs et procede pour la production d'aldehydes insatures
BE854917A (fr) Catalyseur pour reactions d'oxydation et procede pour sa preparation
GB2033775B (en) Catalysts and process for the production of methacrolein catalysts
FR2329627A1 (fr) Procede d'oxydation catalytique d'hydrocarbures
FR2307054A1 (fr) Procede d'application d'un revetement doue de selectivite spectrale sur une plaque
FR2351703A1 (fr) Procede de preparation d'un catalyseur de palladium depose sur un support et catalyseur ainsi obtenu
FR2496650B1 (fr) Procede de production catalytique de diacetate d'ethylidene
BE770317A (fr) Procede d'obtention de substances polyflavaniques a activite coronarodilatatrice
FR2326398A1 (fr) Procede perfectionne de production catalytique d'alcane-polyols
FR2352774A1 (fr) Procede catalytique de production de l'ethylene-glycol et de l'acetaldehyde
RO70741A (ro) Procedeu de obtinere a unor arilterpenoide cu activitate insecticida
BE850966A (fr) Procede d'activation de catalyseurs
FR2338743A1 (fr) Compositions a activite catalytique pour le revetement non electrolytique
FR2307579A1 (fr) Procede de fluoration in situ d'un catalyseur et application a la transformation catalytique d'hydrocarbures
BE853437A (fr) Procede de reactivation d'un compose de phtalocyanine catalyque liquide use et produit ainsi obtenu
DD133431A5 (de) Katalytisches verfahren zur herstellung von ungesaettigten saeuren und ungesaettigten aldehyden

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS

Effective date: 19930731