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CATALYST FOR SELECTIVE OXIDATION OF CARBON MONOXIDE, SELECTIVE REMOVING METHOD OF CARBON MONOXIDE, HYDROGEN REFINING CATALYST, AND HYDROGEN REFINING METHOD
CATALYST FOR SELECTIVE OXIDATION OF CARBON MONOXIDE, SELECTIVE REMOVING METHOD OF CARBON MONOXIDE, HYDROGEN REFINING CATALYST, AND HYDROGEN REFINING METHOD
Disclosed is a selective carbon monoxide oxidizingcatalyst capable of selectively oxidizing CO containedin a gaseous mixture containing H2, CO and an oxidizingagent of O2, comprising a carrier and an active metalconsisting of at least one kind of metal selectedfrom the group consisting of Pt, Pd, Ru, Rh and Irand supported on the carrier, the carrier beinga crystalline silicate having the highest to thefifth highest peaks in the powder X-ray diffractionusing CuK.alpha. ray in the lattice spacing of 3.65~0.1.ANG.,3.75~0.1.ANG., 3.85~0.1.ANG., 10.0~0.3.ANG., and 11.2~0.3.ANG., andhaving the composition represented by formula (1) undera dehydrated state:(1~0.8)R2O.cndot.[aM2O3 .cndot. bNO .cndot. cAl2O3] .cndot. ySiO2 . . . (1)where R denotes at least one element selectedfrom the group consisting of an alkali metal and H,M denotes at least one element selected from the groupconsisting of VIII group elements, rare earth elements,Ti, V, Cr, Nb, Sb and Ga, N denotes at least oneelement selected from the group consisting of Mg,Ca, Sr, and Ba, and the molar ratios a, b, c and y are:0 ~ a, 0 ~ b ~ 20, a+c=1, and 11 ~ y ~ 3000.
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机译：公开了选择性的一氧化碳氧化能选择性氧化所含CO的催化剂含有氢气，一氧化碳和氧化性气体的混合物中O2试剂，包括载体和活性金属至少包含一种金属选自Pt，Pd，Ru，Rh和Ir并支撑在载体上，载体是具有最高至粉末X射线衍射中的第五个最高峰使用CuK.alpha。射线的晶格间距为3.65〜0.1.ANG。，3.75〜0.1ANG，3.85〜0.1ANG，10.0〜0.3ANG和11.2〜0.3ANG，以及具有下式（1）表示的组成脱水状态：（1〜0.8）R2O.cndot。[aM2O3.cndot。 bNO.cndot。 [cAl2O3]。氧化硅。 。 （1）其中R表示至少选择一个元素选自碱金属和H，M表示选自组中的至少一种元素由八族元素，稀土元素组成，Ti，V，Cr，Nb，Sb和Ga，N表示至少一个选自镁的元素，Ca，Sr和Ba，以及摩尔比a，b，c和y为：0〜a，0〜b〜20，a + c = 1和11〜y〜3000。
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