Unsaturated Polyester Resin

Unsaturated Polyesters are the  final product of chemical reaction between di-acids(saturated and unsaturated) and di-alcohols. Unsaturated polyesters are more used in different applications compared to other thermoset resins. All in all, polyester resins can be applied in different processes such as hand layup and spray up, foundry, pultrusion and SMC & BMC, etc.

Isophthalic

Orthophthalic

https://www.resitan.net/wp-content/themes/movedo-child