Chabazite-type zeolite and method for producing same, copper loaded low-silica zeolite and NOx reductive removal catalyst containing the zeolite, and method of NOx reductive removal using this catalyst

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United States of America Patent

PATENT NO 9889436
SERIAL NO

13995841

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The chabazite-type zeolite of the present invention has a SiO2/Al2O3 molar ratio of less than 15, and an average particle size from 1.0 μm to 8.0 μm. The chabazite-type zeolite of the present invention has excellent durability and heat resistance, and the copper-loaded chabazite-type zeolite has an improved NOx reduction rate at low temperatures compared to conventional copper-loaded chabazite-type zeolite.

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Patent Owner(s)

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TOSOH CORPORATIONSHUNAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoyama, Hidekazu Shunan, JP 14 125
Ariga, Ko Shunan, JP 6 52
Ito, Yuuki Shunan, JP 5 27

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