Application |
- Attaching cover glass to display panel. - Attaching touch panel to display panel. |
---|---|
Bonding process |
• Stencil printing method Having high thixotropic index(~2.5) |
Advantages |
- The quantity of over-flow and the thickness are controllable. |
Item | Unit | Reliability Test | MRH3030T | MRH3232T | MRH3720T |
---|---|---|---|---|---|
Curing dosage (@80%, LED 365nm) |
mJ/㎠ | - | 1000 | 2000 | 1000 |
Curing dosage (@95%, LED 365nm) |
mJ/㎠ | - | 3500 | 3000 | 3000 |
Viscosity | cPs | - | 10,000 | 20,000 | 45,000 |
Thixotropic index | - | - | 4.8 | 2.7 | 2.8 |
Refractive index | - | - | 1.47 | 1.48 | 1.48 |
Density | g/cc | - | 0.9061 | 0.8862 | 0.9802 |
Density | g/cc | - | 0.9340 | 0.9095 | 0.9943 |
Shrinkage | % | - | 3.02 | 2.56 | 1.42 |
Hardness | - | - | 56 | 48 | 30 |
Modulus | Pa | - | 1.8E+04 | 7.2E+03 | 3.8E+04 |
Adhesive Shear Stress (Glass to Glass) |
Pa | 0 hr | 1.1E+06 | 1.2E+06 | 1.1E+06 |
500 hrs | 1.2E+06 | 1.3E+06 | 1.1E+06 | ||
CTE(above Tg) | ppm | 0 hr | 560 | 610 | 770 |
500 hrs | 600 | 480 | 680 | ||
Dielectric constant | - | 0 hr | 2.96 | 2.92 | 2.61 |
500 hrs | 2.96 | 2.90 | 2.69 | ||
Refractive index | - | - | 1.47 | 1.48 | 1.48 |
transmittance | % | 0 hr | 98.2 | 99.6 | 99.0 |
500 hrs | 98.1 | 99.3 | 98.9 | ||
Haze | % | 0 hr | 0.03 | 0.03 | 0.01 |
500 hrs | 0.05 | 0.07 | 0.01 | ||
Yellowish | - | 0 hr | 0.01 | 0.02 | 0.01 |
500 hrs | 0.04 | 0.07 | 0.21 |