Polyester polyols ,PS-3152

It exhibits excellent hydrolysis resistance,very good thermal stability and primary hydroxyl advantage

Features

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.

Specifications

Item	Specifications
Appearance	translucent liquid
density,g/cm3	1.24
hydroxyl value,mg KOH/g	300~330
Acid value,mgKOH/g	2.0-3.0
water,%	≤0.15
viscosity ,mPa.s,25°C	2000-3000
Molecular weight	348

Applications

Rigid polyisocyanurate foams and polyurethane foams ,including low-density pour and spray,high density and packing.

Packing and storage specifications

200kg/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.

Polyester polyols ,PS-3152