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Pro Marine Supplies Resin 189/1189A


Product Details


Marine / Automotive Parts Resin 189/1189A



189/1189A is an orthophthalic unsaturated polyester resin mainly composed of phthalic anhydride, maleic anhydride and standard diol. It is soluble in cross-linking monomers such as styrene and has medium viscosity and moderate reactivity.


● Features and Application

189/1189A resin accord with China Classification Society(CCS) required,good strength and rigidity with wax, fast curing, suitable for hand layer up products,such as inland FRP boat,auto parts,cooling tower,sink,and others common FRP products.


● Performance index of liquid unsaturated polyester resin:

PerformanceParameterUnitStandard test
AppearanceTransparent yellowish viscous liquid--
Acid value19-25mgKOH/gGB/T 2895-2008 
Viscosity25℃0.3-0.6Pa.sGB/T 7193-2008
Solid content59-66%GB/T 7193-2008
Stability,80℃≥24hGB/T 7193-2008
Gel time12-30minGB/T 7193-2008

Gel time test:25 ° C water bath, 50g resin plus 0.9g T-8M(Neweco ,1% Co) and 0.9g  M-50(Akzo-Nobel)


 Resin Casting Properties of  unsaturated polyester resin: 

Executive Standard: GB/T8237-2005

PerformanceParameterUnitStandard test
AppearanceResin casting body without defects

Pasteurian hardness42
GB/T 3854-2005
Heat distortion temperature60GB/T  1634-2004
Elongation at break2.2%GB/T  2567-2008
Tensile Strength60MpaGB/T  2567-2008
Tensile modulus of elasticity3800MpaGB/T  2567-2008
Flexural strength110MPaGB/T  2567-2008
Flexural elastic modulus38MPaGB/T  2567-2008


● Product Cases:

Pro Marine Supplies ResinPro Marine Supplies Resin


Pro Marine Supplies Resin


Pro Marine Supplies Resin


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