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

Wacker SILRES IC 235 Silicone Resin Intermediate

Wacker SILRES IC 235 is a solvent-based silicone resin intermediate from Wacker’s SILRES® series, designed for high-temperature stability and excellent adhesion in coatings, encapsulants, and heat-resistant formulations. It offers low viscosity, good compatibility with organic resins, and forms durable, hydrophobic films upon curing—ideal for industrial protective coatings and functional additives.
  • wacker silres ic 235 silicone resin intermediate_4c78c285
  • wacker silres ic 235 silicone resin intermediate_4c78c285

Features Of Wacker SILRES IC 235 Silicone Resin Intermediate

  1. Highly reactive methylphenyl silicone resin with controlled molecular weight distribution for consistent crosslinking performance.

  2. Excellent thermal stability and oxidative resistance, enabling high-temperature curing without significant degradation.

  3. Good compatibility with organic resins (e.g., epoxy, acrylic, polyester) and inorganic fillers for hybrid formulation flexibility.

  4. Solvent-soluble in common aromatic and ketonic solvents, facilitating easy integration into coating and impregnation systems.

  5. Low volatility and minimal volatile organic compound (VOC) contribution during processing and curing.

Typical Applications Of Wacker SILRES IC 235 Silicone Resin Intermediate

  1. Heat-resistant coatings for industrial exhaust systems and furnace components.

  2. Electrical insulation varnishes for motors, transformers, and coil impregnation.

  3. Matrix resin in high-performance composite materials for aerospace and energy applications.

  4. Binders for ceramic and refractory fiber mats used in thermal barrier insulation.

  5. Functional additive in flame-retardant intumescent systems for passive fire protection.

Specifications Of Wacker SILRES IC 235 Silicone Resin Intermediate

Chemical TypeMethylphenyl silicone resin intermediate
Product FormClear to slightly hazy liquid
AppearanceColorless to pale yellow, homogeneous liquid
SolubilitySoluble in toluene, xylene, MEK, and acetone
Reactive GroupsHydrolyzable methoxy and phenyl groups; residual Si–OH functionality
Key FeaturesThermally curable, non-ionic, low surface energy
Primary ApplicationsHigh-temperature coatings, electrical insulation, composite matrices
Storage StabilityStable for ≥12 months at 5–25 °C in sealed containers


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