Blend polyols is a compound which consists of polyether polyols, foam stabilizer, catalyst, foaming agent and flame retardant etc. in a special ratio. The foam has good thermal insulation property, light in weight, high compression strength and flame retardance and other advantages. It is widely used to produce sandwich plates, corrugated plates etc, which applies to make cold stores, cabinets, portable shelters and so on.

Rigid Polyurethane Foam Systems for Intermittent Boards