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2012年国内合成树脂扩能主要集中在聚烯烃领域:聚乙烯新增产能160万t/a,年末产能达到1200万t/a;聚丙烯新增产能135万t/a,年末产能达到1359万t/a;聚氯乙烯新增产能在100万～150万t/a,主要集中在中西部地区;聚苯乙烯新增产能40万t/a,主要集中在聚苯乙烯泡沫领域;ABS(丙烯腈、丁二烯和苯乙烯的共聚物)新增产能20万t/a.
In 2012, the domestic synthetic resin expansion mainly concentrated in the field of polyolefins: the new capacity of polyethylene is 1.6 million t / a and the annual production capacity will reach 12 million t / a; the new polypropylene production capacity will be 1.35 million t / a and the annual production capacity will reach 13.59 million t / a; new production capacity of polyvinyl chloride is between 1 million and 1.5 million t / a, mainly concentrated in the central and western regions; new production capacity of polystyrene is 400,000 t / a, mainly concentrated in the field of polystyrene foam; ABS Acrylonitrile, butadiene and styrene copolymer) new capacity 200,000 t / a.