Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kingchem LTW B Polyester Resin

Kingchem LTW B Polyester Resin is a high-performance orthophthalic unsaturated polyester resin from Kingchem’s LTW series, engineered for superior mechanical strength, fast gel time, and excellent weather resistance—ideal for FRP tanks, pipes, and marine applications with low styrene emission and consistent batch-to-batch quality.
  • kingchem ltw b polyester resin_bcb6761b
  • kingchem ltw b polyester resin_bcb6761b

Features Of Kingchem LTW B Polyester Resin

  1. Low exotherm profile for improved control during curing and reduced thermal stress in thick-section laminates.

  2. Excellent compatibility with standard MEKP initiators and enhanced inhibition stability for extended pot life.

  3. High mechanical strength retention after post-cure, especially under humid or elevated temperature conditions.

  4. Low styrene emission formulation supporting compliance with occupational health and environmental handling guidelines.

  5. Consistent viscosity and gel time performance across production batches for reliable process repeatability.

Typical Applications Of Kingchem LTW B Polyester Resin

  1. Fiberglass-reinforced plastic (FRP) tanks and vessels for chemical storage.

  2. Marine deck and hull components requiring low heat buildup during lay-up.

  3. Industrial grating and structural profiles for corrosion-resistant infrastructure.

  4. Wind turbine blade subcomponents and mold tooling matrices.

  5. Transportation interior panels and lightweight composite enclosures.

Specifications Of Kingchem LTW B Polyester Resin

Chemical TypeUnsaturated orthophthalic polyester resin
Product FormLiquid, ready-to-use
AppearanceClear to pale yellow, homogeneous liquid
Viscosity (25°C)350–450 mPa·s
Gel Time (with 1.0% MEKP, 25°C)18–24 minutes
Reactive DiluentStyrene (38–42% w/w)
Density (25°C)1.11–1.13 g/cm³
Acid Value18–22 mg KOH/g


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