%0 Journal Article
%T 有机阴离子柱撑水滑石催化酯交换合成碳酸二苯酯
%A 黄金明
%A 王庶
%A 白荣献
%A 李光兴
%J 催化学报
%P 103-105
%D 2006
%X ？Aseriesoforganicanion-pillaredhydrotalcitesweresynthesizedbytheionexchangemethodandcharacterizedbyX-raydiffractionandFouriertransforminfraredspectroscopy.Thehydrotalciteprecursorandpillaredhydrotalciteswithdifferentanionswastestedascatalystsintransesterificationofdimethylcarbonate(DMC)withphenol.Theresultsshowthatthecatalyticselectivityofthistransesterificationreactionovertheseorganicanion-pillaredhydrotalcitesissignificantlyimproved.ThecatalyticselectivitiesofC4H4O4-,C6H8O4-,C10H16O4-,1,4-C8H4O4-,andC7H5O2-pillaredhydrotalcitesfortransesterifiedproducts(diphenylcarbonateandmethylphenylcarbonate)areallgreaterthan90%,atleast10%higherthanthatofthehydrotalciteprecursor.Undertheconditionsofn(phenol)/n(DMC)=4,catalystamount=1.5%,andt=10h,theC6H8O4-pillaredhydrotalcitepresentsthebestcatalyticperformance,andtheDMCconversionandtheselectivityfortransesterifiedproductsreach43.8%and93.2%,respectively.
%K 柱撑水滑石
%K 碳酸二苯酯
%K 酯交换
%K 碳酸二甲酯
%K 苯酚
%U http://www.chxb.cn/CN/abstract/abstract16599.shtml