The invention disclosed the preparing method of selective hydrogenating catalyst of unsaturated hydrocarbon.
本发明公开了一种不饱和烃选择性加氢催化剂的制备方法。
A method of hydrogenating the nitrile containing carboxylic acid acids obtained by above hydrocyanation to produce amine containing carboxylic acids is also disclosed in this invention.
本发明还公开了氢化上述氢氰化反应制得的包含腈的羧酸制备包含胺的羧酸的方法。
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