... let us peek a bit into material science.What are the different characteristics of PVC, PU; PA ... only in these Countries. No one knows what softeners are used in the PVC that is produced ... dioxins.PE:Polyolefins such as Polyethylene (PE) are simpler polymer structures that do not need ... elastic,stainable,mothproof,tearproof, do not decay and are resistant against leach as well as creases.After ...