Proceedings of the 7th National Conference on Functional Materials and Applications (FMA 2010 E-BOOK)

Changsha,China,10.16-10.18,2010

ISBN: 978-1-935068-41-9 Scientific Research Publishing, USA

E-Book 2313pp Pub. Date: October 2010

Category: Chemistry & Materials Science

Price: $360

Title: The Impact on the Preparation of Nano-Particles of Y2O3 by Polyacrylate Series Dispersant
Source: Proceedings of the 7th National Conference on Functional Materials and Applications (FMA 2010 E-BOOK) (pp 1610-1614)
Author(s): Lie-wen Liao, Institute of Green Chemical Engineering,Zhongkai University of Agriculture and Engineering,Guangzhou 510225,Guangdong
Hang-bo Yue, School of Material Science and Engineering,Northwestern Polytechnical University,Xi’an 710072,Shanxi,China
Lin-fei Xiao, Institute of Green Chemical Engineering,Zhongkai University of Agriculture and Engineering,Guangzhou 510225,Guangdong
Abstract: The effects of the polyacrylate series dispersant(poly sodium acrylate, poly acrylic acid, poly ammonium acrylate) on the size and the pattern of the particles were studied. By the observation under the condition of XRD and TEM, we found that with the immission of the dispersant, conglobation could be prevented and the size of the particles could be well controlled. The results show that under the same molecular weight, the effect of the poly sodium acrylate was better than that of the poly acrylic acid and poly ammonium acrylate.In the test the grain diameter of the product was decreased with increasing molecular weight of the polymer dispersant, and it was decreased at first and then increased with increasing usage of the polymer dispersant.The effect of usage of the dispersant was in great influence.The grain diameter of the product was min when the usage of poly sodium acrylate was at 15mg/mL. Furthermore, the pattern of the particle could be slightly changed with the immission of the dispersant.
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