文献类型：专利

英文题名：Modified nanometer calcium carbonate and its preparation method

作者：GU J;JIA D;LUO Y

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN1597531-A

申请日：2004-07-21

公开日：2005-03-23

语种：英文

收录：DERWENT

摘要：NOVELTY - A process for preparing the modified nano-calcium carbonate from the nano-calcium carbonate or stearic acid modified calcium carbonate includes such steps as proportionally adding resorcin or resorcindonor and methylene donor, and reacting at 80-120 deg.C for 0. 5-2 hr.