研究了碳纤维对聚乙烯/炭黑复合材料阻温特性的影响,并对导电机理做初步的探讨.由于碳纤维远程导电效应的存在,随着碳纤维含量的增加,复合材料PTC强度增加,PTC转变区域变窄,PTC转变温度移向高温,还有助于提高复合材料的电性能稳定性.
参考文献
[1] | Calleja F J B, Bayer R K, Ezquerra T A. Electrical conductivity of polyethylene-carbon-fibre composites mixed with carbon black[J]. JMatSci, 1988, 23: 1411-1415. |
[2] | Sherman R D, Middleman L M, Jacobs S M. Electron transport processes in conductor-filled polymers[J]. Pol ym Eng and Sci,1983, 23: 36-46. |
[3] | Jana P B, Chaudhuri S, Pal A K, et al. Electrical conductivity of short carbon fiber-reinforced polychloroprene rubber and mechanism of conduction [ J ]. Polym Eng Sci, 1992, 32 ( 6 ):448-456. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%