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Volume 18, Issue 1, 2008

LETTER: PREPARATION OF SOLUTION IMPREGNATED CONTINUOUS CARBON FIBRE REINFORCED POLY (PHTHALAZINONE ETHER SULFONE KETONE) COMPOSITES

Liang Zheng1, Gong Xiong Liao2, Xi Gao Jian2*

1 Drilling & Production Technology Research Institute of Liaohe Oilfield Company, China National Petroleum Corporation, Panjin 124010, China
2 Department of Polymer Science and materials, Dalian University of Technology, Dalian 116012, China

* Author to whom correspondence should be addressed, E-mail: jian4616@dl.cn

Received 25 May 2008; accepted 2 April 2009

ABSTRACT
Continuous carbon fibre reinforced Poly (phthalazinone ether sulfone ketone) (PPESK) composites were prepared using a solution impregnation process and hot-press molding method. The effects of polymer solution viscosities on fibre impregnation, fibre volume fraction and thereby on mechanical properties of composites were studied. The results show that the fibre impregnation and fibre volume fraction decreased with increasing polymer solution viscosities, and the mechanical properties of composites mainly depended on the fibre volume content.

Keywords: Composites, Carbon fibre, PPESK, Solution impregnate