单体对聚乙烯醇乳化行为的影响及大孔材料的制备

张守村 皮茂

引用本文: 张守村, 皮茂. 单体对聚乙烯醇乳化行为的影响及大孔材料的制备[J]. 应用化学, 2021, 38(1): 77-83. doi: 10.19894/j.issn.1000-0518.200181 shu
Citation:  ZHANG Shou-Cun,  PI Mao. Effect of Monomer on Emulsification Behavior of Polyvinyl Alcohol and Preparation of Macroporous Materials[J]. Chinese Journal of Applied Chemistry, 2021, 38(1): 77-83. doi: 10.19894/j.issn.1000-0518.200181 shu

单体对聚乙烯醇乳化行为的影响及大孔材料的制备

    通讯作者: 张守村,E-mail:zhang_sc@nun.edu.cn
  • 基金项目:

    国家自然科学基金(No.21564001)、宁夏自然科学基金(No.2019AAC03106)和北方民族大学研究生创新项目(No.YCX19098)资助

摘要: 以聚乙烯醇-1788(PVA-1788)为表面活性剂,研究了3种甲基丙烯酸酯系列水溶性单体对水包二氧化碳(C/W)型高内相乳液(HIPE)的形成及稳定性的影响,然后采用HIPE模板法制备了两种大孔材料。结果表明,甲基丙烯酰氧乙基三甲基氯化铵的存在对C/W型HIPE的形成及稳定影响较小,所得乳液最高能稳定48 h;而甲基丙烯酸-β-羟乙酯和甲基丙烯酸-N,N'-二甲氨乙酯的存在却不利于上述乳液的形成及稳定;扫描电子显微镜结果表明,所得材料存在丰富的孔结构,孔径在10 μm及以上孔的数量占比均在50%左右。

English


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  • 收稿日期:  2020-06-13
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