Catalyst element
First Claim
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1. A catalyst body comprising:
- a carrier, anda catalyst layer containing a catalyst layer alkali metal and/or alkaline earth metal loaded on the carrier,wherein the carrier is impregnated with a carrier alkali metal and/or alkaline earth metal prior to loading of the catalyst layer.
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Abstract
A catalyst body is obtained by loading, on a carrier, a catalyst layer containing an alkali metal and/or an alkaline earth metal, wherein at least one kind of alkali metal and/or alkaline earth metal is allowed to be present in the carrier and/or between the carrier and the catalyst layer. With this catalyst body, the deterioration of the carrier caused by the alkali metal, etc. is prevented effectively and the long-term use has been made possible.
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Citations
15 Claims
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1. A catalyst body comprising:
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a carrier, and a catalyst layer containing a catalyst layer alkali metal and/or alkaline earth metal loaded on the carrier, wherein the carrier is impregnated with a carrier alkali metal and/or alkaline earth metal prior to loading of the catalyst layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A catalyst body comprising:
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a carrier, a catalyst layer containing a catalyst layer alkali metal and/or alkaline earth metal, and an intermediate layer containing an intermediate layer alkali metal and/or alkaline earth metal, wherein said intermediate layer is formed by at least partially coating said carrier with said intermediate layer alkali metal and/or alkaline earth metal, and said catalyst layer is formed on said intermediate layer by loading a catalyst containing said catalyst layer alkali metal and/or alkaline earth metal, and wherein the concentration of the intermediate layer alkali metal and/or alkaline earth metal contained in said intermediate layer is higher than the concentration of the catalyst layer alkali metal and/or alkaline earth metal contained in said catalyst layer. - View Dependent Claims (11, 12, 13, 14, 15)
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Specification