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卡拉胶复合弹性体的电场响应性能

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以生物高分子卡拉胶水凝胶为连续相,将钛酸钡粒子或钛酸钡/高分子聚合物核壳复合粒子分别在有、无电场的作用下分散于连续相中,得到了几种卡拉胶复合弹性体。通过动态粘弹谱仪测试其储能模量,探讨外加电场对弹性体电场响应性能的影响。结果表明:复合弹性体对外加电场有正响应;分散有高分子聚合物包覆的核壳粒子的弹性体,对外加电场作用的响应优于分散有纯钛酸钡粒子的弹性体。
Electric-field response properties of the carrageenan composite hydrogel
The carrageenan composite hydrogel elastomers disperesed BaTiO3 particles and BaTiO3/polymer core " shell composite particles were prepared in the presence or absence of an applied dc electric field.To explore the impact of external dc electric field on the carrageenan composite hydrogel elastomers,a series of storage modulus tests on the composite hydrogel elastomers were carried out by a dynamic mechanical analyzer.The results show that the composite elastomers have positive responses to applied electric field.The composite elastomers dispersed by BaTiO3/polymer particles have much more responses than that dispersed by BaTiO3 particles.

carrageenanbarium titanatecomposite elastomerelectric field response

燕淑贤、刘毅、崔兴昕、张燕、高玲香

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陕西师范大学 化学化工学院,陕西 西安 710119

西安高等电力专科学校,陕西 西安 710032

卡拉胶 钛酸钡 复合弹性体 电场响应

国家自然科学基金资助项目

2094001

2014

陕西师范大学学报(自然科学版)
陕西师范大学

陕西师范大学学报(自然科学版)

CSTPCDCSCD北大核心
影响因子:0.563
ISSN:1672-4291
年,卷(期):2014.(3)
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