Title: Method for preparing M-ferrite nanometer particle by citric acid complex
Application Number: 03132152 Application Date: 2003.07.02
Publication Number: 1472166 Publication Date: 2004.02.04
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C04B35/26,C04B35/624,C04B35/632,C04B35/64
Applicant(s) Name: Nanjing Univ. Address: 210093
Inventor(s) Name: Zhong Wei, Liu Xiansong
Attorney & Agent: chen jianhe
Abstract:
     A process for preparing M-type ferrite nanoparticles by complexing citric acid uses iron nitrate, barium carbonate, strontium carbonate, citric acid and/or glycol, and includes such steps as depositing iron nitrate to obtain Fe(OH)3, repeatedly washing, sol-gel treating, and high-temp (700-1100 deg.C) calcining.
Time: 6
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