- Polymer Name:Thermoset Polyester
- Chemical Family:Polyesters, Orthophthalics, Unsaturated Polyester (UPE)
- Cure Method:Heat Cure
- Density:1170.0 - 1170.0 kg/m³
BUP 640 is an un-promoted orthophthalic based unsaturated polyester resin with very low color, high solid and viscosity, good flexibility, transparency and mechanical properties for ambient temperature cure with MEK peroxide.