对影响聚乙烯醇缩丁醛产品质量稳定性因素的探讨

Investigating on the Ways of Testing Gelling Temperature of Polyvinyl Butyral

简述了聚乙烯醇缩丁醛生产的工艺流程。探讨了聚乙烯缩丁醛产品质量不稳定的原因。提出了水洗工序是PVB产品质量稳定的关键工序。

The process of polyvinyl butyral (PVB)was briefly introduced. The reasons which result PVB’s qualities unstable were discussed. It was put forward that washing process is the key to make PVB’s quality more stable.