废橡胶粉的表面改性及其表征  

Surface modification on surface of rubber powder and its characterization

作　　者：牟东兰[1] 李凤英[1] 仲继燕[1] 卢献豹[1] 杨冰[1] 

机构地区：[1]四川大学化学学院,四川成都610064

出　　处：《化学研究与应用》2011年第5期550-553,共4页Chemical Research and Application

摘　　要：研究了二氯异氰尿酸钠对废橡胶粉表面的改性,得到的活化改性胶粉可作为复合材料添加剂用于制备新型复合材料。用扫描电镜(SEM)、接触角方法、X射线光电子能谱(XPS)对改性胶粉进行表征,并且研究了反应时间、反应温度和改性剂用量因素对改性反应的影响。结果表明,反应的最佳条件为反应时间1.5 h、反应温度40℃、改性剂质量分数8%。性能测试表明该产品是一种性能优良的复合材料添加剂。The Vulcanized Rubber Powder was modified by Sodium dichloroisocyanurate.Then the modified rubber powder could be used in preparation of new composite materials.Modified rubber powder characterized by X-ray photoelectron spectroscopy（XPS）,Scanning electron microscopy（SEM）,Contact angle.affects of reaction time,reaction temperature and mass fraction modifier on the modified ratio were discussed.The results showed that there was a good oxidation ratio when reaction temperature 40℃,reaction time 1.5h and mass fraction modifier 8%.Tests showed that it＇s a good performance composite additives.

关 键 词：废橡胶粉 二氯异氰尿酸钠 活化改性 表征 复合材料添加剂 

分 类 号：O623.64[理学—有机化学] TQ332[理学—化学]