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.
| 检验项目 (Item) | 指标要求 (Specification) |
| 外观 (Appearance) | Colorless or light yellow clear liquid |
| 酸值 (Acid Value) | ≤ 0.5 mg KOH/g |
| 色度 (Color) | ≤100 APHA |
| 粘度 (Viscosity) | 5~15 Mpa.s@25℃ |
| 水分 (Moisture) | ≤0.5% |
| 折射率 (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.
存放在干燥、阴凉、通风良好的库房内。
Avoid exposure to light and heat.
Be careful to prevent leakage, rain and sun during transportation.