聚(乙烯丁醛-co-乙烯醇-co-乙酸乙烯酯)

聚(乙烯丁醛-co-乙烯醇-co-乙酸乙烯酯), average M_w 50,000-80,000 by GPC, powder

聚(乙烯丁醛-co-乙烯醇-co-乙酸乙烯酯), average M_w 90,000-120,000, powder

聚(乙烯丁醛-co-乙烯醇-co-乙酸乙烯酯), average M_w 170,000-250,000, powder