Usage Scenarios
Gas Dissipate OCA OpticPBTM 28D Series，For front light bonding of e-paper displays and optical components such as light guide plates
OPBTM 28D Series
Gas Dissipate OCA
OPB™ 28D Series Gas Dissipative OCA
The 28D Series Gas Dissipative Optically Clear Adhesive is designed with a low-modulus formulation, providing excellent conformability to optical microstructures and foreign particles. It is suitable for bonding optical components such as front light layers for consumer e-paper displays and light guide plates. This adhesive effectively resolves issues of bubbles and delamination caused by outgassing of rigid plastic components under high temperatures. The series has passed the Amazon Dashboard Test.
Structure
Typical Properties
| Item | Unit | OPBTM-28D10 | OPBTM-28D6 |
|---|---|---|---|
| Thickness | µm | 250 | 150 |
| Total Transmittance(TT) | % | 90.6 | 90.6 |
| Hue(L*, a*, b*) | - | 96.0, -0.3, 0.3 | 96.0, -0.3, 0.3 |
| Haze | % | 0.2 | 0.1 |
| Yellowness Index(YI) | - | 0.5 | 0.4 |
| Storage Modulus(G') | kPa | 90 | 90 |
| Peeling Force | Kgf/inch | 1.7 | 1.5 |
Reliability Properties
| Aging Condition | Optical Changea | Appearanceb |
|---|---|---|
| 95˚C, 1000h |
Δ Haze < 1, Δ YI < 1 |
No Bubbles, No Delamination |
| -40˚C, 1000h | ||
| 85˚C/85%RH, 1000h | ||
| -40~85˚C, 1000 Cycles | ||
|
aOptical test specimen: Glass/OCA/Glass, size 4×4 cm² |
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Pack Sizes
- 250 µm × 1200 mm × 200 m / roll
- Customized slitting sizes available
