| Applications | Equipment | Contact Us |
|---|---|---|
Loctite® Liquid Optically Clear Adhesives
Enhance displays with superior performance and easy processability
Loctite® Liquid Optically Clear Adhesives (LOCAs) for cover lens bonding, touch panel sensor assembly and direct bonding applications in touch panel and display devices including mobile phones, tablets, monitors, televisions and outdoor signage.
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- Optical properties which improve the end-user viewing experience by 400% in sunlight
- High durability which increases the display ruggedness by up to 3X
- Extending the battery life by reducing the light loss due to reflection
- Overcome challenges typically faced with optically clear adhesive tapes & films
- Improved processing with ability to fill various gaps
- Reduce the occurrence of bubbles at the ink step of the cover lens
- Increased yield with early detection and reparability at pre-cure stage
- Easy application on large panels, not possible with tapes & films
- Capability to fully automate the assembly line using LOCAs is easier Vs tapes & films
New LOCA Products!
For more information on these new products, please contact us.
Silicones:
LOCTITE® 5191™, LOCTITE® 5193™ and LOCTITE® 5191DM™
Primers: LOCTITE® 3196PR™ and LOCTITE® 7389™
| Products | Loctite 3192 | Loctite 3193 | Loctite 3195 | Loctite 3195DM | Loctite 3196 |
Loctite 5192 | Loctite 5192 DM |
| Chemistry | Acrylic | Acrylic | Acrylic | Acrylic | Acrylic | Silicone | Silicone |
| Curing Method | UV + heat | UV | UV | UV | UV | UV / Moisture | UV |
| Viscosity | 4,500 | 3,000 | 3,500 | 40,000 | 3,600 | 6,400 | 47,000 |
| Shore Hardness | oo50 | oo60 | oo25 | oo50 | oo11 | oo71 | oo30 |
| Elongation | >70% | >800% | >150% | > 100% | > 200% | > 135% | > 150% |
| Refractive Index | 1.49 | 1.48 | 1.51 | 1.51 | 1.51 | 1.41 | 1.41 |
| Transmittance (%) | 99.00 | 99.10 | 98.90 | 98.90 | 99.70 | 99.00 | 99.30 |
| Shrinkage (% by Volume) | < 3 | < 3 | < 2 | < 1.6 | < 1.6 | < 0.55 | < 2 |
| Adhesion on Glass (MPa) | 1.0 | 1.0 | 1.22 | 0.91 | 0.55 | 0.4 | 0.64 |
| Yellowness (b*) | 0.3 | 0.3 | 0.4 | 0.5 | 0.2 | 0.19 | 0.33 |
| Haze (%) | 0.10 | 0.10 | 0.07 | 0.13 | 0.07 | 0.04 | 0.17 |
**Loctite® 3193 has high peel strength on various plastic substrates [N/mm]:
PMMA 2.41
PC 2.45
PET 2.77
