塑料制品业科技竞争力与发展潜力研究VIP免费

第34章塑料制品业科技竞争力与发展潜力研究（讨论稿）执笔人：参加编写：参加讨论：提供资料：摘要......................................................................................................................................5第一节产业发展历史.....................................................................................................................6一、产值变化...........................................................................................................................61二、技术变化...........................................................................................................................7（一）天然高分子加工阶段...........................................................................................7（二）合成树脂阶段.......................................................................................................8（三）大发展阶段...........................................................................................................9三、市场变化.........................................................................................................................10（一）依赖进口阶段.....................................................................................................10（二）自主开发阶段...................................................................................................11（三）市场现状.............................................................................................................11四、贸易变化.........................................................................................................................14（一）70年代以前塑料依赖进口阶段........................................................................14（二）年实现基本自给.................................................................................................14（三）中国已经成为塑料产品出口大国.....................................................................14五、政策变化.........................................................................................................................15（一）改革开发前的政策.............................................................................................15（二）改革开发近三十年的主要政策.........................................................................15（三）“十二五”以来政策的变化.............................................................................15（四）重点政策解读.....................................................................................................17第二节产业现状分析...............................................................................................................19一、要素贡献率.....................................................................................................................19二、发展阶段.........................................................................................................................20三、产业链............................................................................................................................21（一）产业链的构成.....................................................................................................21（二）上游行业对塑料制品行业的影响分析.............................................................22（三）下游行业运行及...