橡胶技术网

橡胶工业
CHINA RUBBER INDUSTRY
2004 Vol.51 No.11 P.698-701

橡胶技术网

炭黑氧化改性的方法

Modification of carbon black by oxidization

李兰英  肖英  尚书勇  戴晓雁  印永祥 

摘 要:介绍炭黑氧化改性的3种方法--气相法、液相法和等离子法及改性后炭黑性质的变化.气相法的氧化剂主要为氧气、二氧化碳和臭氧等,反应温度一般为200~700 ℃.液相法是目前常用的炭黑改性方法,氧化剂主要为硝酸、过氧化氢溶液、饱和过硫酸铵溶液和高氯酸等,反应温度为室温~氧化剂沸点温度.等离子法是最有前途的炭黑改性方法,氧化剂主要为氧气等离子体,反应可在室温下进行.氧化改性后炭黑的表面含氧基团增多、比表面积增大、分散性提高.
关键词:炭黑;氧化改性;气相法;液相法;等离子法
分类号:TQ330.38+1;TQ127.1+1  文献标识码:B

文章编号:1000-890X(2004)11-0698-04

作者简介:李兰英(1977-),女,四川成都人,四川大学在读硕士研究生,从事炭黑改性及改性炭黑应用的研究.
作者单位:李兰英(四川大学,化工学院,四川,成都,610065) 
     肖英(四川大学,化工学院,四川,成都,610065) 
     尚书勇(四川大学,化工学院,四川,成都,610065) 
     戴晓雁(四川大学,化工学院,四川,成都,610065) 
     印永祥(四川大学,化工学院,四川,成都,610065) 

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收稿日期:2004年5月2日

出版日期:2004年11月25日

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