摘要
1.IntroductionVinyl acetate is one of the most importantorganic chemical raw materials.It is mainlyused to synthesize polyvinyl acetate,whichis then turned into polyvinyl alcohol(PVOH) by alcoholysis.China’s consumptionof vinyl acetate differs from that ofother countries’.China’s vinyl acetate plantswere originally designed to produce vinylonfiber.In the 1970s-80s,about 85% of thecountry’s vinyl acetate was used for
