3-(Trimethoxysilyl)propyl methacrylate (TMSPMA)

3-(Trimethoxysilyl)propyl methacrylate (TMSPMA) is a functional acrylate-type raw material formulated for fast reactivity, good compatibility with resins, and consistent cure response.

Technical Specifications
Absorption 1.20%
Acid Value ≤ 0.5mg
Volatility Low
Packing Available 30kg Can, 200kg Drum
Melting Point -50°C
Appearance Clear to light yellow liquid
Odour Mild alcohol-like
Molecular Weight 248.35g/mol
Boiling Point 210–215 °C
Distillation Range ~80–110 °C
Freezing Point (~20–25 °C).
Specific Gravity 1.04g/cm³
Refractive Index 20 °C
Flash Point 104–110 °C
Specific Heat 25kJ/kg·K
Autoignition Temp 265 °C

Description

Industrial grade supplied with controlled specification and documentation. Suitable for UV/EB formulations requiring balanced viscosity, reactivity, and durable performance.

Uses

Radiation-curable printing inks, wood/metal/plastic coatings, and electronic encapsulation.

Benefits

Improves hardness, chemical resistance, and adhesion in cured films; consistent processing behavior.

Safety, Compliance & Notes

Thermal Conductivity 0.1–0.3 W/m·K
Electrical Conductivity 0.00000001 – 0.000001 S/cm
Heat of Formation -kJ/mol
Heat of Vaporization 55–65 kJ/mol
Structure CH2=C(CH3)–C(=O)–O–CH2–CH2–CH2–Si(OCH3)3
CAS Number 2530-85-0
EINECS Number 253-039-2
Storage & Packaging Store in a cool, dry, well-ventilated area. Keep container tightly closed and protected from direct sunlight. Protect from heat and light; maintain inhibitor system if applicable. Avoid prolonged storage at elevated temperatures. Packaging: HDPE drums.
Product Stewardship Ensure safe handling, spill control, and waste disposal per SDS and statutory norms. Maintain traceability for batches.
Note Specifications and typical values may vary by grade/batch; confirm requirements before procurement.
Notice For industrial use only. Not for direct consumer use. Refer SDS/COA for detailed specifications.

Additional information

Weight

1 kg, 10 kg, 30 kg, 200 kg