SINOMER® UVU6390 is a 3-functional aliphatic urethane acrylate featuring fast curing speed, good flexibility, and excellent fold resistance (over 40 times at 180° on a 0.1mm thick film). It is benzenefree and suitable for applications requiring high reactivity and flexibility.
SINOMER® UVU6390
(3-Functional Aliphatic Urethane Acrylate)
SINOMER® UVU6390 is a 3-functional aliphatic urethane acrylate featuring fast curing speed, good flexibility, and excellent fold resistance (over 40 times at 180° on a 0.1mm thick film). It is benzenefree and suitable for applications requiring high reactivity and flexibility.
| 检验项目 (Item) | 指标要求 (Specification) |
| 外观 (Appearance) | Yellowish transparent liquid |
| Color (FeCo) | ≤ 3 |
| Viscosity (cps @ 25°C) | 130,000 – 150,000 (NDJ79 viscometer) |
| NCO (%) | 0 |
| Solid Content | ≥ 99% |
| Functionality | 3 |
| Refractive Index (25°C) | 1.522 ± 0.005 |
| Density (g/ml) | 1.18 ± 0.02 |
UV wood coatings
Floor coatings
Cabinet drenching
Plastic spray coatings
Cigarette packet inks
| 检验项目 (Item) | 指标要求 (Specification) |
| Cigarette Packet Ink | |
| UVU6390 | 40 Paint Film Performance |
| UVU6271* | 23 |
| Leveling and defoaming effect | Good |
| UVB 2000* | 6 |
| Wrinkle effect | Good |
| TMPTA | 10 |
| Adhesion (100 grid, 3M tape) | 100/100 |
| TPGDA | 22 |
| Nail scratch resistance | Good |
| HDDA | 7 Coating Specifications |
| PI 184 | 5 |
| Solid content (%) | 100 |
| Defoamer | 0.8 |
| Viscosity (DIN 4 cup, sec) | 120 |
| Leveling agent | 0.2 Note: All materials meet the benzene‑free requirements of YC/T 207 (tobacco standard). |
| Process | |
| Prepare gold/silver cardboard and 200 mesh screenScreen print ink onto cardboard (~50 μm)Wrinkle effect (20 W/cm)UV curing (120 W/cm) | |
| Related Products:UVU6271*: 2‑functional polyurethane acrylate – fast curing, good adhesion, wrinkle effectUVB 2000*: Benzene‑free active amine – light color, high catalytic efficiency, low odor, no reddening |
20kg or 200kg/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