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水滑石是一种层柱状阴离子粘土,作为催化剂的第一篇报道见于1971年,而后Brocher和Kaempfer将其为作碱性催化剂用于加氢反应.Narita等人首先将层状氢氧化物([Zn_(0.67)Al_(0.33)(OH)_2](CO_3)_(0.17) 0.33H_2O)焙烧后制得的Zn_(0.67)Al_(0.33)O_(0.17)氧化物固熔体与具有Keggin的杂多酸阴离子α-[SiW_(11)O_(39)]~(8-)和α-1,2,3-[SiV_3W_9O_(40)]~(7-)的酸性溶液反应制得了具有层柱状结构的化合物.有关这类层柱状水滑石的催化性能迄今尚未见报道.
Hydrotalcite, a pillared anionic clay, was first reported as a catalyst in 1971 and was subsequently used by Brocher and Kaempfer as a basic catalyst for hydrogenation reactions.Narita et al. First deposited layered hydroxides ([ The solid solution of Zn_ (0.67) Al_ (0.33) O_ (0.17) oxide prepared by calcination of Zn_ (0.67) Al_ (0.33) (OH) _2] (CO_3) _ (0.17) The acid solution of polyacid anion α- [SiW_ (11) O_ (39)] ~ (8-) and α-1,2,3- [SiV_3W_9O_ (40)] ~ Of the catalytic properties of such layered columnar hydrotalcite hitherto have not been reported.