Is the architectural membrane a PVC membrane?

Let's see if architectural membrane is PVC membrane.

Architectural film is a kind of glass film. It is a multi-layer functional polyester composite film material. It is processed by dyeing, magnetron sputtering, lamination and other processes on the multi-layer ultra-thin and high-transparent polyester film. It is made of adhesive and is attached to the surface of building glass to improve the performance of the glass, so that it has the functions of heat preservation, heat insulation, energy saving, UV protection, beautification, privacy, explosion protection, safety and protection.