EXHAUST GAS PURIFYING CATALYST
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United States of America Patent
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app pub date -
Feb 1, 2016
filing date -
Jul 9, 2010
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Abstract
Disclosed is a carrier for an exhaust gas purifying catalyst, the carrier containing aluminum borate represented by 9Al2O3 2B2O3 and modified with La2O3 in an amount of 0.3 to 2 mass % on the basis of the mass of the aluminum borate; an exhaust gas purifying catalyst containing the carrier, and Pd or Pd+Ba supported on the carrier; an exhaust gas purifying catalyst product containing a catalyst support made of a ceramic or metallic material, and a layer of the exhaust gas purifying catalyst supported on the catalyst support, which catalyst product may also contain an Rh catalyst layer supported on the layer of the exhaust gas purifying catalyst; and a method for producing the exhaust gas purifying catalyst.
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