STUDY ON EXTRUSION FOAMING PROCESSING OF PVC/WOOD-FLOUR COMPOSITES
Xue Ping, Jia Mingyin, Wang Zhe, Ding Yun (Institute of Plastics Machinery and Engineering, Beijing University of Chemical Technology, Beijing 100029, China)
The development trend and processing difficulties of polyvinyl chloride(PVC)/wood-flour composites were presented. And the extrusion foaming methods of PVC/wood-flour composites were analyzed in detail from several aspects such as raw material, formula, processing parameters and equipment. The performances of products and main influence factors for PVC/wood-flour composites were discussed finally.