Products

Optically Clear Adhesives

378 Series (UV)

Our Acrylic Series Optical Clear Adhesive is specifically designed for full lamination of optical components in automotive touch displays. The adhesive features a low modulus design to prevent color shift after bonding with the LCD module. Additionally, it offers superior temperature resistance compared to standard commercial products and has passed the stringent aging test conditions for automotive components as per DIN-75220 standards.

Specification

  • Typical Properties
Item Unit OPBTM-37810
Thickness um 250
Total Transmittance(TT) % 90.4
Hue(L*, a*, b*) - 96.1, -0.4, 0.5
Release Film(Haze) % 0.2
Yellowness Index(YI) - 0.8
Storage Modulus(G') kPa 58
Adhesion Force Kgf/inch 3.0

 

  • Reliability Properties
Reliability Condition Optical Propertiesa Appearanceb
105˚C, 1000h Δ Haze < 1
Δ YI < 1
T% > 90%
Δ b* < 1
No Bubble
No Delamination
-40˚C, 1000h
85˚C/85%RH, 1000h
-40~85˚C, 1000cycles
aStructure of Test Specimen Glass/OCA 250um/Glass,尺寸4x4 cm2
bAppearance of Test Specimen Glass/OCA/Polarizer/Glass,尺寸10x10 cm2

Structure

Application

Suitable for full lamination of optical components of automotive displays.

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