This paper introduced a preparation of modified polyvinyl formal adhesive.The adhesive has advantage of low free formaldehyde content,good viscosity stability and low temperature storage stability.

• 介绍了聚乙烯醇缩甲醛改性胶粘剂的制备方法。该胶粘剂具有粘度高,游离甲醛低,稳定性好的优点。