操作条件对CaCO_3产品粒径和形态的影响  

THE INFLUENCE OF OPERATIONAL CONDITIONS ON THE GRAINS' SIZE AND SHAPE OF CaCO_3

作　　者：王蔚玲[1] 孙铭良[1] 李新海[1] 

机构地区：[1]中南工业大学冶化所,长沙410083

出　　处：《江苏化工》1997年第6期18-20,共3页Jiangsu Chemical Industry

摘　　要：以CaO、CO2为原料，经气─液─固多相反应制得了平均粒径30nm的柱状超细碳酸钙。讨论了温度、反应物浓度、添加剂等操作条件对产品粒径和形态的影响。Columnar ultrafine CaCO3 with average diameter 30nm was prepared by gasliquid-solid reaction through CaO and CO2. The influence of the operational conditions such as temperature, reactant concetration ,additives etc, on the grains' size and shape was discussed.

关 键 词：碳酸钙 操作条件 粒径 形态 

分 类 号：TQ132.32[化学工程—无机化工]