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

Momentive WETLINK78 Silane Coupling Agent

Momentive WETLINK78 is an epoxy-functional silane coupling agent optimized for waterborne adhesives and sealants. It enhances wet adhesion, mechanical strength, and storage stability in one-component systems through covalent bonding between organic polymers and inorganic substrates. Ideal for automotive, furniture, and construction applications, it offers non-yellowing performance, rapid curing at ambient temperatures, and compliance with environmental regulations

Features Of Momentive Y-9936 Silane Coupling Agent

  1. Dual-Functionality - Methacryloxy bonds with resins; ethoxy links to glass/fillers

  2. Wet-Strength Retention - Maintains >90% bond strength after water immersion

  3. Process Optimization - Low viscosity (0.985 g/cm³) for easy filler dispersion

  4. Multi-Matrix Compatibility - Works with polyesters, epoxies, and elastomers

  5. Sustainability - Halogen-free, suitable for solvent/waterborne systems

Typical Applications Of Momentive Y-9936 Silane Coupling Agent

  1. FRP Reinforcement - Glass fiber treatment for high-strength composites

  2. Wire & Cable - Mineral-filled EPDM insulation with enhanced dielectric properties

  3. Hybrid Coatings - UV-curable systems with improved metal/plastic adhesion

  4. Rubber Compounding - Reinforced elastomers for automotive seals

  5. Adhesive Formulations - Structural bonding with moisture resistance

Specifications Of Momentive Y-9936 Silane Coupling Agent

Chemical Nameγ-Methacryloxypropyltriethoxysilane
CAS No.21142-29-0
Molecular Weight290.43 g/mol
Density (25°C)0.985 g/cm³
Boiling Point130°C (760 mmHg)
Refractive Index1.427


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