1)diethylene glycol-phthalic anhydride polyester polyol
2)hydroxyl value 300-330
PS3152 is a diethylene glycol-phthalic anhydride-based polyester polyol.It exhibits excellent hydrolysis resistance,very good thermal stability and primary hydroxyl advantage .It may promote adhesion to a variety of metal and plastic substrates.low viscosity and high aromatic content.
hydroxyl value,mg KOH/g
Rigid polyisocyanurate foams and polyurethane foams ,including low-density pour and spray,high density and packing.
Packing and storage specifications
225kg/barrel,200-liter iron drum
Products should be stored in airtight containers to prevent absorption of water vapor. Do not belong to undangerous materials.
It has a shelf life of 12 months in tightly sealed containers.