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Overview

ALITA 601-1 Orthophthalic Unsaturated Polyester Resin

CategoryWinding ResinCodeALITA 601-1

Overview

ALITA 601-1 is an orthophthalic unsaturated polyester resin synthesized from phthalic anhydride, maleic anhydride, and standard glycols. Pre-dissolved in styrene monomer, it features medium viscosity and moderate reactivity. It is designed to meet JC/T1092-2008 and GB/T21238-2007 standards and is certified by the China Classification Society (CCS).

Features

  • High Performance: Offers high mechanical strength, superior heat resistance, and excellent water resistance.
  • Versatile Processing: Ideal for filament winding, pultrusion, and hand lay-up molding processes.
  • Broad Industrial Applications: Suitable for pipelines, chemical storage tanks, mining anchor rods, cable trays, gratings, automotive components, and marine vessels.

Specifications

AppearanceColorless transparent liquid
Viscosity @25°C350 - 400 mPa·s
Acid Value18.0 - 24.0 mgKOH/g
Solid Content64.0 - 70.0 %
Gel Time9.0 - 12.0 min
Thermal Stability @80°C≥ 24 h

Properties

Tensile Strength60 MPa
Tensile Modulus3200 MPa
Elongation at Break7 %
Flexural Strength110 MPa
Flexural Modulus3200 MPa
Heat Distortion Temp (HDT)75 °C
Barcol Hardness42

Storage & Handling

  • Storage: Store indoors in a cool, ventilated environment below 25°C. Avoid direct sunlight and heat sources. Keep containers tightly sealed. Shelf life is 6 months (3 months if containing accelerators). Storage above 30°C halves the shelf life.
  • Safety: Class 3 flammable hazardous material. Wear appropriate PPE. Dispose of waste in accordance with local regulations (such as GB 18484-2001).
  • Packaging: 220kg net weight metal drums.