Unsaturated Polyester Resin

Gelcoat Matrix Resin

Grade
Chemical Type
Viscosity (mPa·s, 25℃)
Gel Time (min)
Properties & Application
188
Orthophthalic
700-900
15.0-25.0
Excellent water resistance, good weather resistance, high overall mechanical strength
2138
Isophthalic
750-850
5.0-20.0
Good water resistance, crack resistance and workability
230
Isophthalic / Neopentyl Glycol
800-1000
8.0-21.0
Good water resistance and crack resistance, suitable for general mold gel coats
250
Isophthalic / Neopentyl Glycol
800-1000
6.0-20.0
Excellent transparency, water resistance, weather resistance, good toughness, high overall mechanical strength and good workability
251
Isophthalic / Neopentyl Glycol
600-800
9.0-25.0
Excellent hot water resistance, transparency and weather resistance, mainly used for gel coats of artificial marble bathtubs and countertops
270
Isophthalic / Neopentyl Glycol Type
600-800
8.0-20.0
Excellent transparency, water resistance, weather resistance, stain resistance, high toughness and good overall mechanical strength. Compared with traditional isophthalic/neopentyl glycol resins, the gel coat workability is greatly improved

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