大学化学 >> 2020, Vol. 35 >> Issue (9): 120-125.doi: 10.3866/PKU.DXHX201910036

化学实验 上一篇    下一篇

聚乙烯吡咯烷酮聚合物复合膜的制备及其性能研究——推荐一个研究型综合实验

杨景帅(), 任小蕊, 王军()   

  • 收稿日期:2019-10-17 录用日期:2019-11-27 发布日期:2019-12-06
  • 通讯作者: 杨景帅,王军 E-mail:yjs@mail.neu.edu.cn;junwang8228@sina.com
  • 基金资助:
    东北大学本科教育教学改革项目;东北大学理学院本科教育教学改革项目

Preparation and Investigation of Polyvinylpyrrolidone Blend Membranes: A Research-Based Comprehensive Experiment

Jingshuai Yang(), Xiaorui Ren, Jun Wang()   

  • Received:2019-10-17 Accepted:2019-11-27 Published:2019-12-06
  • Contact: Jingshuai Yang,Jun Wang E-mail:yjs@mail.neu.edu.cn;junwang8228@sina.com

摘要:

介绍一个研究型综合实验——聚乙烯吡咯烷酮聚合物复合膜的制备与性能研究。该实验内容涉及高分子复合膜的制备和材料表征分析。实验采用聚乙烯吡咯烷酮为基体材料,通过与化学结构不同的聚合物共混复合,增强复合膜的尺寸稳定性和机械强度,随后表征了将其作为高温质子交换膜燃料电池用膜的物理化学性能。本实验包含聚合物共混、溶液浇铸法成膜、物理化学性能测试,涉及物理化学、高分子化学、有机化学、电化学、仪器分析等内容。通过实验学生可以了解燃料电池用高温质子交换膜这一科学前沿领域,拓宽知识面,激发探索精神和对科学研究的兴趣,有利于提升学生的动手操作能力、综合运用知识能力和创新精神。

关键词: 聚乙烯吡咯烷酮, 复合膜, 燃料电池, 研究型综合实验

Abstract:

A research-based comprehensive experiment was introduced: preparation and investigation of polyvinylpyrrolidone (PVP) blend membranes in which PVP was employed as the membrane matrix. Three kinds of engineering thermoplastics were chosen to enhance the dimensional and mechanical stabilities of PVP based membranes. The physicochemical properties were investigated. This experiment relates to physical chemistry, polymer chemistry, organic chemistry, electrochemistry and instrumental analysis. It covers polymer blending, membrane fabrication by solution casting, characterization and performance test. Through this experiment, students can get knowledge of fabrication and characterization methods for polymer electrolyte membrane, which arouses students' interest in scientific research, cultivates students' innovative ability, fosters students' practical skills and promotes their integrative skills of applying knowledge.

Key words: Polyvinylpyrrolidone, Blend membrane, Fuel cell, Research-based comprehensive experiment

MSC2000: 

  • G64