CATALYST SUPPORT AND METHOD FOR PRODUCING CATALYST

To provide a method for producing a catalyst support in which 12CaO 7Al2O3 compound particles with a large specific surface are efficiently immobilized on a ceramic support.SOLUTION: A method for producing a catalyst support has (A) the step for coating the surface of a ceramic support with aqueous...

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Bibliographic Details
Main Authors SOMEKAWA MASAICHI, HAYASHI HIROSHI, YANAGI SHOHAN, YAMANAKA TOSHIYUKI
Format Patent
LanguageEnglish
Japanese
Published 10.09.2020
Subjects
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
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Summary:To provide a method for producing a catalyst support in which 12CaO 7Al2O3 compound particles with a large specific surface are efficiently immobilized on a ceramic support.SOLUTION: A method for producing a catalyst support has (A) the step for coating the surface of a ceramic support with aqueous slurry having calcium aluminate hydrate-containing particles dispersed therein, and (B) heating the ceramic support at 400-1000°C to form 12CaO 7Al2O3 compound particles on the ceramic support for immobilization.SELECTED DRAWING: None 【課題】比表面積の大きい１２ＣａＯ・７Ａｌ2Ｏ3化合物粒子を効率良くセラミックス支持体上に固定化した触媒担体の製造方法の提供。【解決手段】（Ａ）カルシウムアルミネート水和物を含む粒子が分散した水性スラリーをセラミックス支持体表面にコーティングする工程と、（Ｂ）前記セラミックス支持体を４００〜１０００℃の温度で熱処理して１２ＣａＯ・７Ａｌ2Ｏ3化合物粒子を前記セラミックス支持体上に生成させ、固定化する工程とを含む触媒担体の製造方法。【選択図】なし
Bibliography:Application Number: JP20190041412