In one embodiment, the invention is to a catalyst composition for converting ethanol to higher alcohols, such as butanol. The catalyst composition comprises one or more metals and one or more supports. The one or more metals selected from the group consisting of cobalt, nickel, palladium, platinum, zinc, iron, tin and copper. The one or more supports are selected from the group consisting of Al
2
O
3
, ZrO
2
, MgO, TiO
2
, zeolite, ZnO, and mixtures thereof, wherein the catalyst is substantially free of alkali metals and alkaline earth metals.
在一个实施例中,本发明涉及一种催化剂组合物,用于将
乙醇转化为更高级别的醇,如
丁醇。该催化剂组合物包括一种或多种
金属和一种或多种载体。所述一种或多种
金属选自
钴、
镍、
钯、
铂、
锌、
铁、
锡和
铜的群组。所述一种或多种载体选自
Al2O3、ZrO2、MgO、TiO2、
沸石、ZnO和其混合物的群组,其中催化剂基本上不含有碱
金属和碱土
金属。