Shunko UV-Curable Antistatic Hard Coat Resin

Nippon Kasei Chemical Co.,Ltd

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Shunko UV-Curable Antistatic Hard Coat Resin

Features

  • Metal oxide free; offers excellent transparency, antistatic performance, and hardening properties.
  • Surface resistance only minimally dependent on humidity level
  • Can be made nonsoluble
  • A single-coat application endows the product with antistatic and felt-tip marker repellent properties.

Applications

  • LCD, optical film, optical discs, displays, PDP, and all other types of hard coat applications

Optical/Physical Properties

Item

  Measurement Method TAC Base PET Base
Coating Film Properties Substrate - - TAC 80μm A4100(1 125μm
Thickness μm - 10 10
Surface Resistance Ω/□ JIS-K7194 E+08~E+09 E+08~E+09
Total light transmittance % JIS-K7105 92~94 88~90
Haze % JIS-K7105 0.1~0.2 0.1~0.2
Hard Coat Properties

Base Material Adhesion

- JIS-K5400 100/100 100/100
Pencil Hardness - JIS-K5400 3H 4H
Steel Wool Scratch
Resistance
- #0000 Steel Wool,
Weight:1kg, 10 rubs
No
scratches
No
scratches

(1.Toyobo Cosmoshine
Note: The values above are results of measurements conducted
by Nippon Kasei Chemical Co., Ltd. and do not guarantee actual performance.

Durability

Item Testing Method
Results
Moist Heat Resistance

85℃, 85% RH, 100 hours

Surface resistance, total light transmittance, and haze remained at normal values.
No deterioration of base material adhesion.
"Low Humidity Environment Performance" 18℃, 40% RH, 100 hours Surface resistance value remained normal.
Light Resistance Super UV, 12 hours Surface resistance, total light transmittance, and haze remained at normal values.
No deterioration of base material adhesion.

Coating Film Effects


Base Material: Cosmoshine A-4100 125μm
Coating Conditions: Dry, 60℃, 1 min.
UV Exposure: 430 mJ/cm2 (high-pressure mercury lamp at 70 mW/cm2)
Item   Measurement Method 1 2 3 4
Coating Film
Properties
Thickness μm   1 3 5 10
Surface Resistance Ω/□ JIS-K7194 E+8 E+8 E+8 E+8
Total light transmittance % JIS-K7105 89 89 89 89
Haze % JIS-K7105 0.3 0.2 0.2 0.2
Hard Coat
Properties
Pencil Hardness - JIS-K5400 2H 2H 3H 4H
Steel Wool Scratch
Resistance
  #0000 Steel Wool,
Weight:1 kg,10 rubs
No scratches No scratches No scratches No scratches
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