聚乙烯乙烯醇(ETHYLENE VINYL ALCOHOL COPOLYMER) 产品特性∶良好的阻气特性，保香性，耐油耐溶剂性，非带电性，印刷特性，表面光滑性用于食品包装、农药瓶、油箱、化妆品软管等需...
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聚醋酸乙烯和聚乙烯醇是经过无数次筛选的理想修补材料。
The polyvinyl acetate and polyvinyl alcohol used are ideal restoring materials obtained by numberless screening.
聚乙烯醇可用于生产维纶、聚乙烯醇缩丁醛和聚乙烯醇缩甲醛。
Polyvinyl alcohol can be used to produce vinylon, polyvinyl butyral, and polyvinyl formal.
分析了传统聚乙烯醇干燥工艺存在的问题，介绍了聚乙烯醇桨叶两级干燥工艺和应用情况。
The existing problems of traditional PVA drying were analyzed, the paddle two-grade drying process for PVA and its applications were presented.
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