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US 10,202,284 B2Granted
Method of producing zeolite
AssigneeIbiden Co., Ltd.
InventorsToyohiro Usui, Satoshi Shimada
Life of this patent
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Abstract
There is provided a method for producing zeolite having a CHA structure in which Cu is carried, the method enabling an increase in ion exchange efficiency of Cu, effective utilization of Cu, and reduction in production cost. The method for producing the zeolite having the CHA structure in which Cu is carried includes a mixing step of mixing a powder of the zeolite having the CHA structure and a powder of Cu salt with each other and a heating step of heating the obtained powder mixture.
Claims7
A method for producing zeolite having a CHA structure in which Cu is carried, the method comprising:
- mixing a powder of the zeolite having the CHA structure and a powder of Cu salt, which is at least one salt selected from the group including copper sulfate, copper nitrate, copper acetate, and copper chloride, with each other to produce powder mixture;
- and
- heating the powder mixture under atmospheric pressure.
Dependencies are inferred from the claim text.