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纳米ZrO2水悬浮液稳定性的研究
引用本文:杨静漪,李理,蔺玉胜,杨丰科,侯耀永. 纳米ZrO2水悬浮液稳定性的研究[J]. 无机材料学报, 1997, 12(5): 665-670
作者姓名:杨静漪  李理  蔺玉胜  杨丰科  侯耀永
作者单位:青岛化工学院高技术陶瓷研究室!青岛,266042,清华大学新型陶瓷与精细工艺国家重点实验室!北京,100084
基金项目:国家自然科学基金!58582010,山东省自然科学基金!94FO558
摘    要:本文选用2纳米粉ZrO2,分别采用单一静电稳定机制、加入PEG的空间阻稳定机制和加入PMAA-NH4的是空间稳定机制制备成2vol%的rO2水悬浮液,通过Zeta电位、沉降实验和粘度测定及粒度分析等手段,最终分别得到了酸性和碱性条件下的高分散、高稳定的ZrO2水悬浮液。

关 键 词:水悬浮液 静电稳定 二氧化锆陶瓷 陶瓷 稳定性
收稿时间:1996-09-16
修稿时间:1996-12-09

A Study on Stability of Nano-ZrO2 Aqueous Suspension
YANG Jingyi,LIN Yusheng,YANG Fengke,HOU Yaoyong. A Study on Stability of Nano-ZrO2 Aqueous Suspension[J]. Journal of Inorganic Materials, 1997, 12(5): 665-670
Authors:YANG Jingyi  LIN Yusheng  YANG Fengke  HOU Yaoyong
Affiliation:YANG Jingyi;LIN Yusheng; YANG Fengke; HOU Yaoyong(Qingdo Institute of Chemical Technology Qingdao 266042 China)(State Key Lab of New Ceramic and Fine Processes Qinghua University Beijing 100084 China)
Abstract:2vol% nano-ZrO_2 aqueous suspensions were obtained by different colloidal stabilization mech-anism including single-electrostatic, steric (by PEG) and electrosteric (by PMAA-NH4). These suspensions were studied by means of Zeta potential measurements. Sedimentation experiments viscosity measurements and particle-size analysis etc. At last, we obstained that the highly dis-persed and stabilized nano-ZrO_2 aqueous suspensions in acid condition and in alkaline condition.
Keywords:zirconia aqueous suspension   electrostatic stabilization   steric stabilization   electrosteric stabilization
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