我国硬质PVC低发泡挤出制品的发展概况（Development of rigid PVC low foaming extrusion products in China）.docVIP

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我国硬质PVC低发泡挤出制品的发展概况（Development of rigid PVC low foaming extrusion products in China）.doc

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我国硬质PVC低发泡挤出制品的发展概况（Development of rigid PVC low foaming extrusion products in China） The love you feel _ contribution Pdf documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. Stage L (general 135th) 2000.02H. AS II CS Plastics technology SQ.1fI with whetstone IX 0GY Thirty-seven Development of rigid PVC low foaming extrusion products in China Wang Ya, Yu Li, Chang Yu, Yang Guangjun, Zhao Wenyan (National Engineering Research Center of rubber and plastic mould, Zhengzhou University of technology, Henan, Zhengzhou 450002) In this paper, the present situation and development prospect of rigid PvC low foamed extrusion products in China are reviewed. The existing problems are analyzed and some suggestions are put forward. Keywords PvC low foaming extrusion products L It is hard to PvC low foaming extrusion products is the use of PvC resin, discussion. Two In this paper, the present situation and development prospect of rigid PvC low foamed extrusion products in China are reviewed. The existing problems are analyzed and some suggestions are put forward The foaming agent and foaming agent are matched and extruded, compressed and extruded by the extruder, and the products with different specifications or semi finished products are made of hard surface and inner core foamed by a specific foaming process. Because of its appearance, performance, the two aspects of natural wood processing and has many similarities; it is synthetic wood reputation, at the same time, it also has uniform properties and direction of small, low water absorption, dimensional stability, corrosion resistance, resistance to insects and easy processing advantages to wood characteristics therefore, in recent years, the attention of the world within the scope of Note. Overview of PvC low foaming extrusion products In recent years, research and development of rigid PVC low foaming extrusion products 2.1 domestic