本文以水为溶剂,采用溶胶-凝胶法制备出8钇稳定氧化锆纤维.以氧氯化锆、醋酸锆和硝酸钇为前躯体,聚乙烯醇为粘结剂在含水量30wt％、70℃合成粘度为3～4Pa·s的可纺性8钇稳定氧化锫溶胶,然后通过离心纺丝法制备出直径为5～10 μm的凝胶纤维.最终在1200℃煅烧制备出8钇稳定氧化锆晶体纤维,并通过差热(DTA)、热重(TG)、X射线衍射(XRD)和扫描电镜(SEM)对纤维进行分析和表征.
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