| 简介 |
PROBLEM TO BE SOLVED : To provide a method for manufacturing a catalyst for obtaining a specific allyl type unsaturated alcohol at high conversion ratio and selectivity by a mono-molecule dehydration reaction of diol.SOLUTION : A catalyst for manufacturing an unsaturated alcohol using a diol compound as a raw material is manufactured by adding a rare earth metal halide represented by LnXn, where X represents one of fluorine, chlorine, bromine or iodine, n is valency of ion of Ln element, to a catalyst precursor which is a composite oxide represented by the general formula (1)-1 : Ln2-xZr2O7-σ (1)-1, where Ln represents a rare earth metal, x represents a value in a range of 0.01
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