提升碳纤维在水中分散性的研究进展  

Research Progress of Enhancing the Dispersion of Carbon Fiber in Water

作　　者：曹洪硕 周明正 敖静 乔伟静 陈玉姣 张水木 田艳红[1] 张学军[1] CAO Hongshuo;ZHOU Mingzheng;AO Jing;QIAO Weijing;CHEN Yujiao;ZHANG Shuimu;TIAN Yanhong;ZHANG Xuejun(State Key Lab of Organic-Inorganic Composite,Beijing University of Chemical Technology,Beijing,100029;State Power Investment Hydrogen Energy Technology Development Co.,Ltd.,Beijing,100162)

机构地区：[1]北京化工大学有机无机复合材料国家重点实验室,北京100029 [2]国家电投氢能科技发展有限公司,北京100162

出　　处：《中国造纸》2023年第12期111-117,共7页China Pulp & Paper

基　　金：北京市科技计划(Z211100004521001)。

摘　　要：本文简述了燃料电池扩散层用碳纤维纸制备工艺存在的关键问题,综述了利用化学和物理方法优化碳纤维在水中分散性能的研究进展,重点介绍了在湿法制备工艺过程中,添加分散剂、碳纤维表面改性和使用物理分散技术,对碳纤维在水中分散性能的影响因素,以及各种分散方法的优缺点,为制备碳纤维纸的试剂选择和工艺改进提供一定的参考。In this paper,the key problems in the preparation process of carbon fiber paper for fuel cell diffusion layer were briefly described,the research progress in optimizing the dispersion property of carbon fiber in water via chemical and physical methods was summarized.And the factors affecting the dispersion property of carbon fiber in water and the advantages and disadvantages of the various dispersion methods were reviewed,such as the addition of dispersant,surface modification of carbon fiber and treatment by physical dispersion technology dur-ing wet preparation process.As well as the certain references for the preparation of carbon fiber paper and reagent selection and process im-provement were provied.

关 键 词：碳纤维 碳纤维纸 分散性 分散剂 

分 类 号：TS7[轻工技术与工程—制浆造纸工程]