NQ-57 γ-(methacryloyloxyethyl) trimethoxysilane
 Chemical Name:
γ-(methacryloyloxyethyl) trimethoxysilane
Domestic and foreign counterparts Grade: NQ-57 (factory) KH-570 (CAS)
A-174 (USA Union Carbide Corporation)
 Formula:
CH2 = CCH3COO (CH2) 3Si (OCH3) 3
 Physical Properties:
Colorless transparent liquid, soluble in many organic solvents, easily hydrolyzed, condensed polysiloxane, in heat, light, the presence of peroxide polymerization.
CAS NO. 2530-85-0
Molecular weight 248.35
Boiling point 255oC
Density (ρ20) g/cm3 1.0450 ± 0.0050
Refractive index (n25D) 1.4290 ± 0.0050
 Uses:
1. Is mainly used for unsaturated polyester composite materials, composite materials can improve mechanical properties, electrical properties, light level, in particular, can greatly improve the performance of the composite wet.
2. Use (including the coupling agent) infiltration processing glass fiber, glass fiber reinforced composites can improve the wet mechanical strength and electrical performance.
3. Wire and cable industry, with the coupling on the clay fill peroxide crosslinked EPDM system, improve the consumption factor and specific inductive capacitance.
4. With vinyl acetate and acrylic acid or methacrylate monomer, these polymers are widely used in coatings, adhesives and sealants provide excellent adhesion and durability.
 Packaging and storage:
1. Plastic drum, net weight 10 kg per package, 20 kg or 200 kg, the special specifications required booking.
2. This product shall be closed, in a cool dry ventilated storage.