Polyvinylbutyral(PVB)is a kind of synthetic resin,which is synthesized by polyvinyl alcohol and butyraldehyde with acid catalysis, and it's the optimal material to make the interlayer of safe glass.The important problem is the separation of PVB resin and pigment in the study PVB plastic recycling,because most of PVB films are coloration. The study was began from the deliquescent capability,the separation and recycling of PVB resin and pigment was triumphantly achieved by the operation ofsolvent disso...