SINOMER PO3-TMPTA is a propoxylated trifunctional acrylate monomer. The propoxylation reduces skin irritation and improves flexibility compared to conventional TMPTA. It offers low viscosity, fast curing response, and excellent diluting power for UV/EB curable systems.
SINOMER® PO3-TMPTA
(Propoxylated trifunctional acrylate monomer)
Chemical Name: Propoxylated (3) Trimethylolpropane Triacrylate
CAS No.: 53879-54-2
MF: (C3H6O)n(C3H6O)m(C3H6O)zC15H20O6, n+m+z=3
MW： 470.6
Molecular structure：
| 检验项目 (Item) | 指标要求 (Specification) |
| 外观 (Appearance) | 澄清透明液体 |
| 色度 (APHA) | ≤ 50 |
| Viscosity (cps / 25°C) | 70 – 100 |
| Acid value (mg KOH/g) | ≤ 0.5 |
| Moisture content (%) | ≤ 0.2 |
| MEHQ (ppm) | 400 – 600 |
Low skin irritation (propoxylated structure)
High flexibility and toughness
Low viscosity – easy to handle and formulate
Fast UV/EB cure speed
Good diluting power for oligomers
| 检验项目 (Item) | 指标要求 (Specification) |
| Wood coatingsPVC coatingsPlastic coatingsMetal coatingsOffset printing inksFlexographic inksSolder mask inks |
25 kg, 200 kg, or 1000 kg / drum
存放在干燥、阴凉、通风良好的库房内。
避免受光照和高温加热。
运输过程中做好防漏、防雨与防暴晒保护。
