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AOC is the Leading Global Supplier of Resins, Gel coats, Colorants
and Materials for the Composites
Industry

 

RTM & Infusion

Customers in the resin transfer molding (RTM) and resin infusion manufacturing industries have long relied on AOC products to enhance the quality of their products and processes.

GENERAL PURPOSE

Toughened, Orthophthalic Polyester Resin

Altek® R596

AOC’s Altek R596 is a pre-promoted air-dry polyester resin system, designed to be used in RTM. It is a higher reactive orthophthalic unsaturated polyester with superior physical properties.

Applications

AOC’s Altek R596 is a prepromoted air-dry polyester resin system, designed to be used in RTM. It is a higher reactive orthophthalic unsaturated polyester with superior physical properties.

Benefits

  • Low viscosity
  • Rapid wet-out
  • Superior physical properties

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Orthophthalic Polyester Resin for RTM and Cold Press Molding Applications

Altek® R559

AOC's Altek R559 is a promoted, orthophthalic polyester resin intended for RTM and cold press molding applications. R559 is a versatile performer delivering a balance of toughness, excellent secondary bonding, and good surface aesthetics.

Applications

The Altek R559 is formulated to provide a complete, tack-free cure with moderate heat generation.

Benefits

  • Formulated for fast cure rates
  • Low viscosity
  • Moderate exotherm
  • Fast wet-out

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CORROSION RESISTANT

Vacuum Molding Processes

Altek® R701

AOC's R701 is a promoted, non-thixotropic, isophthalic-type, unsaturated polyester resin designed for RTM and vacuum molding processes such as infusion, SCRIMP, LRTM and CCBM applications.

Applications

The R701 has been developed for use in mild corrosion applications such as the marine and industrial markets.

Benefits

  • Good mechanical strength, toughness, HDT and elongation.
  • Fast hardness development for quick de-mold times.

Food and Drug
All resins listed on this series are manufactured from raw materials that are listed in FDA regulation Title 21 CFR 177.2420.

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RTM, Infusion and General Purpose Laminating Polyester Resin

Altek® R736

AOC's R736 is a promoted, non thixed polyester resin that can be used in RTM, infusion and GP laminating processes.

Applications

This resin is characterized by its rapid wet-out, low shrinkage and excellent mechanical properties. The R736 is designed for fabricators who require higher elongation while maintaining an excellent heat distortion temperature.

Benefits

  • Excellent mechanical properties, featuring high elongation and heat distortion temperature.
  • Low shrinkage
  • Chemical resistant, for long service life of composite
  • Improved strength and toughness of the composite part
  • Long working infusion time
  • Excellent bonding to fibers
  • Engineered to control viscosity build
  • No post cure required

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MULTI PURPOSE

Vacuum Molding Processes

Altek® R920

Altek R920 is a non-thixed, low viscosity, pre-promoted high performance DCPD/ortho blend resin.

Applications

Altek R920 is designed for use in manufacturing of composite parts using RTM or vacuum molding processes.

Benefits

Low Viscosity
The low viscosity allows faster fill times and filler can be added if required

Fast Cure Profile
R920 is formulated for fast hardness development in thin cross sectional laminates

Toughness
R920 has excellent strength and toughness in molded composite parts

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Low Shrink RTM Resin

Altek® R937

AOC's Altek R937 is a pre-promoted, non-thixed, low shrink polyester resin system.

Applications

The Altek R937 is specifically designed for RTM, RTM Light or vacuum infusion.

Benefits

  • Low viscosity for fast fill times or higher filler levels
  • Low shrinkage for improved surface cosmetics
  • Fast hardness development for quick de-mold time
  • Low peak exotherm
  • Meets MACT requirements for low HAP resins in the marine industry
  • Complies with California AQMD rule 1162

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High Performance

Hydropel High Performance Vinyl Ester Resin for Infusion

Hydropel® R015

AOC's Hydropel R015 series is a nonthixed and prepromted vinyl ester resin system. It was designed to be used with CHP or CHP blends catalysts that can result in low exotherms along with good final cure of infused laminates.

Applications

Hydropel R015 Series is suited for manufacturing boats and marine craft along with other composite applications needing superior properties that utilize the vacuum infusion process.

Benefits

  • Low viscosity allowing for fast and controlled infusing times
  • Excellent strength and toughness of the resultant laminate/composite
  • Formulated to provide low laminate exotherms resulting in improved cosmetic surface.

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Modified Vinyl Ester for RTM and Vacuum Molding Resin

Hydropel® R037

Hydropel R037 series are promoted, non-thixed, modified vinyl ester resins.

Applications

Hydropel R037 series is designed for use in the manufacturing of marine and other composite parts using RTM and vacuum molding processes.

Benefits

Low Viscosity
The low viscosity allows faster fill times or higher filler loading depending on the process.

Fast Cure Profile
Hydropel R037 series is formulated for fast hardness development.

Toughness
Hydropel R037 series has excellent strength and toughness in molded composite parts.

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Low Profile

Low Profile Modified Vinyl Ester Resin

Hydropel® R049

Hydropel R049 Series is a promoted, unique, low profile modified vinyl ester system.

Applications

Hydropel R049 series is designed for use in RTM and liquid molding processes.

Benefits

Surface Quality
Excellent mold reproducibility for Class A applications with gelcoat.

Superior Mechanical Properties
R049 Series has excellent strength and toughness in finished parts.

Low Neat Viscosity
Higher filler loading can be used to achieve better surfaces and higher physical properties.

Lower Exotherms
Lower exotherms than typical LPA systems. This can result in longer tool life.

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RTM & Infusion Case Histories

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