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聚丙烯酸凝胶溶胀行为的研究
THE INVESTIGATION OF SWELLING BEHAVIORS OF POLYACRYLIC GELS
【摘要】 本文合成了一系列不同交联度的聚丙烯酸凝胶,测定了这些凝胶在不同pH值及温度下的综合溶胀行为。包括用经典的间断称重方法测定溶胀动力学曲线,用溶胀性能自动测定仪测定溶胀应力变化的动力学曲线及平衡溶胀度等。为这类环境敏感材科的应用提供了科学数据。
【Abstract】 Serials of polyacrylic gels with different amount of crosslinker were synthesized.The comprehensive swelling behaviors of the gels were investigated under different PH and temperature f They included the determinationof swelling kinetic curves by both methods of classical weighing and advance swelling stress with the aide of an instrument for automatic determination of swelling property of polymer as well as equilibrium swelling degree. The scientific data were provided for the applications of these materials.
【关键词】 pH敏感凝胶;
交联聚丙烯酸;
溶胀应力;
【Key words】 pH sensitive gel cross-linking polyacrylic acids swelling stress;
【Key words】 pH sensitive gel cross-linking polyacrylic acids swelling stress;
【基金】 国家自然科学基金!29774011
- 【文献出处】 离子交换与吸附 ,Ion Exchange and Adsorption , 编辑部邮箱 ,1999年01期
- 【分类号】TQ427
- 【被引频次】13
- 【下载频次】418