Sinomer® MPDDA is a low-viscosity, low-odor reactive diluent designed for UV/EB radiation-curable varnishes, pigmented coatings, inks, and UV inkjet applications.
It offers moderate shrinkage and demonstrates outstanding solvency power, particularly with high-viscosity urethane and epoxy oligomers.
SINOMER® MPDDA
Chemical Name: 3-methyl-1,5-pentanediyl diacrylate
CAS No.: 64194-22-5
MF: C12H18O4
MW: 226.27
Molecular structure:

Sinomer® MPDDA is a low-viscosity, low-odor reactive diluent designed for UV/EB radiation-curable varnishes, pigmented coatings, inks, and UV inkjet applications.
It offers moderate shrinkage and demonstrates outstanding solvency power, particularly with high-viscosity urethane and epoxy oligomers.
Item | Specification |
Appearance | Colorless or light yellow clear liquid |
Acid value | ≤ 0.5 mg KOH/g |
Color | ≤100 APHA |
Viscosity | 5~15 Mpa.s@25℃ |
Moisture | ≤0.5% |
Refractive Index | 1.4582@ 25°C |
Sinomer® MPDDA provides excellent viscosity reduction and solvency for high-viscosity urethane and epoxy oligomers. Its performance in viscosity cutting is comparable to HDDA, making it highly effective in UV/EB curable varnishes,Pigmented coatings and inks,UV inkjet formulations.
20kgs or 200kgs/drum.
Store in a dry, clean, ventilated warehouse.
Avoid exposure to light and heat.
Be careful to prevent leakage, rain and sun during transportation.
We offer a variety of options to help you find the right product for your application
Provide formulation optimization support for water-based/solvent-based systems
Full coverage of REACH, FDA, and GB standards
99.8% on-time delivery rate, 10,000-ton production capacity guarantee