分别以聚丙烯酸铵(NH4PAA)和海因环氧树脂为分散剂和凝胶剂,制备锆钛酸铅陶瓷浆料,研究分散剂及固相含量对浆料流变性能、生坯和烧结样品物理性能的影响.结果表明:当分散剂含量(质量分数)为0.6％时,浆料黏度最低;当固相含量(体积分数)高达57.5％时,浆料仍保持良好的流动性;当固相含量为55％时,陶瓷生坯和烧结坯的强度均达到最大值,分别为34.1和77.8 MPa;与传统模压成型工艺对比表明,采用凝胶注模成型工艺制备的样品具有更优异的物理和压电性能.
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