Honeycomb substrate for catalyst support, and catalytic converter for exhaust gas purification

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United States of America

PATENT NO 10610829
SERIAL NO

16484994

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Abstract

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Adhesion of a catalyst layer and an oxide film in a honeycomb substrate for catalyst support is improved. A honeycomb substrate for catalyst support used in purification of exhaust gas includes a honeycomb body and an oxide film that is formed on the surface of the honeycomb body and that has α-alumina as a main component. The oxide film includes multiple oxide projections that are formed to be dispersed on the film surface and that include a contracted shape in which the width becomes narrower near the honeycomb body, and the density of the projection formations on the film surface is 0.20 (pieces/μm2)-3.00 (pieces/μm2).

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Patent Owner(s)

Patent OwnerAddress
NIPPON STEEL CHEMICAL & MATERIAL CO LTD13-1 NIHONBASHI 1-CHOME CHUO-KU TOKYO 1030027 ?1030027

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Inaguma, Tooru Tokyo, JP 14 73
Kako, Takuzo Tokyo, JP 5 28
Kawasoe, Shinji Tokyo, JP 3 1

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