NMR、GPC和MALDI-TOF应用于聚乙二醇单甲醚的教学实验  

Application of NMR,GPC,and MALDI-TOF in Teaching Experiments on Polyethylene Glycol Monomethyl Ether

作　　者：史声宇 刘智勇 张宗瑞 相益信 沈显荣[1] 宋庆平[1] 高建纲[1] SHI Sheng-yu;LIU Zhi-yong;ZHANG Zong-rui;XIANG Yi-xin;SHEN Xian-rong;SONG Qing-ping;GAO Jian-gang(School of Chemical and Environmental Engineering,Anhui Polytechnic University,Anhui Wuhu 241000,China)

机构地区：[1]安徽工程大学化学与环境工程学院,安徽芜湖241000

出　　处：《广州化工》2024年第10期129-131,共3页GuangZhou Chemical Industry

基　　金：校级课程思政优质课(2022szyzk85、2022szyzk89);校级精品课程项目(2023xmskk01);安徽省教学研究项目(2021jyxm0128、2022jyxm104、2023zybj017、2023xnjys020、2022jyxm121);国家级线上一流本科课程(高分子化学)。

摘　　要：将核磁共振(NMR)、凝胶渗透色谱(GPC)和基质辅助激光解吸/电离飞行时间质谱(MALDI-TOF)三种高级分析技术整合到本科《高分子材料研究方法》课程的实验教学中。通过分析聚乙二醇单甲醚样品,学生深入学习了高分子结构和分子量的表征方法,熟悉了这三种仪器的操作和原理。本实验显著提升了课程内容的深度和广度,激发了学生的学习兴趣,并且增强了学生的实践操作能力和创新思维。综合应用这些分析技术,使学生在高分子材料的研究中获得了更全面的理解和技能的提升。The advanced analytical techniques of Nuclear Magnetic Resonance(NMR),Gel Permeation Chromatography(GPC),and Matrix-Assisted Laser Desorption/Ionization Time-of-Flight(MALDI-TOF)was integrated into the experimental teaching of the undergraduate course Research Methods in Polymer Materials.By analyzing a sample of polyethylene glycol monomethyl ether,students gained in-depth knowledge of polymer structure and molecular weight characterization,and became proficient in the operation and principles of these instruments.This experiment significantly enhanced the depth and breadth of the course content,stimulated student interest,and improved their practical skills and innovative thinking.The comprehensive use of these analytical techniques provided students with a more complete understanding and skill set in polymer research.

关 键 词：高分子 核磁共振 凝胶渗透色谱 大分子质谱 

分 类 号：TB324[一般工业技术—材料科学与工程] G424[文化科学—课程与教学论]