The invention relates to a method which uses non-toxic, tasteless and non-volatile glyoxylate to replace formaldehyde for composing polyvinyl acetal acid safe adhesive.

• 本发明涉及一种用无毒、无味和不挥发的乙醛酸代替甲醛合成聚乙烯醇缩乙醛酸安全黏合剂的方法。