What is the difference between laminated glass PVB and SGP?
What is the difference between laminated glass PVB and SGP? In the early days, the laminated glass was generally made of laminated glass produced by PVB film. Since PVB film was originally developed for automotive glass rather than for the building curtain wall industry. It has been used for many years in the construction industry. It has a wide range of uses and achieved good safety results. However, due to the flexibility, softness and small shear modulus of PVB film, the two...