Sinomer® UVU6390

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Sinomer® UVU6390

aliphatic urethane acrylate, flexible UV resin, fold resistant coating, cigarette packet ink

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.

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SINOMER® UVU6390

(3-Functional Aliphatic Urethane Acrylate) 

General Information:

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.

技术指标 :
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
推荐应用 :
  • UV wood coatings

  • Floor coatings

  • Cabinet drenching

  • Plastic spray coatings

  • Cigarette packet inks

Application Examples: :
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
包装 :

20kg or 200kg/drum.

贮存 :

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

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