The polyvinyl acetate and polyvinyl alcohol used are ideal restoring materials obtained by numberless screening. 聚醋酸乙烯和聚乙烯醇(PVA)是经过无数次筛选的理想修补材料。
Effect of solvent on polyvinyl alcohol spinning solution and structure and property of fiber thereof 溶剂对聚乙烯醇(PVA)纺丝原液及纤维结构和性能的影响
Esterification modificated polyvinyl alcohol was synthesized from chloroacetyl chloride and polyvinyl alcohol, the structure of esterification modification product is characterized by IR. 以氯乙酰氯作为酯化剂和聚乙烯醇(PVA)反应,得到了酯化改性聚乙烯醇(PVA),其结构经IR表征。
Application of Aqueous Polyvinyl Alcohol in Waterproof Cement 聚乙烯醇(PVA)水溶液在防水水泥中应用的研究
The influence of mixed condition on the size compatibility of cationic starch and polyvinyl alcohol 混合条件对阳离子淀粉与聚乙烯醇(PVA)混溶性的影响