3. Polyethers for Semi-Rigid Urethane Foam

1) Composition and Features
Grade Composition Features and uses
KE-807 Special Polyether Used to produce semi-rigid integral skin foamsfor steering wheels
KE-810 Special Polyether Used to produce more semi-rigid foams for anti-noise materials than that from FA-703
KE-8109 Special Polyether High molecular weight, very high activity and
suitable for Bumper. excellent in green strengthand heat sag.
FA-702 Special Polyether Hard Semi-rigid Foam

2) Typical Properties and Physical Properties of Foam
Grade Color
(APHA)		 OH No.
(mgKOH/g)		 Acid No.
(mgKOH/g)		 pH water(%) Viscosity
(25¡É,cps)
KE-807 100max 32.5¡­36.5 0.1max 5.0¡­7.5 0.1max 800¡­1000
KE-810 100max 26.0¡­30.0 0.1max 5.0¡­7.5 0.1max 1000¡­1300
KE-8109 100max 26.0¡­30.0 0.1max 5.0¡­7.5 0.1max 1000¡­1350
FA-702 80max 36.0¡­41.0 0.1max 5.5¡­7.0 0.1max 850¡­950