White highly reflective material
Shin-Etsu Chemical offers a variety of white highly reflective materials from liquid to tablet shapes. Liquid materials have extremely high reflectance, and can use suitable for processes (dispensing and printing). It is also used for dam agents, and apply it to customer’s desired design.
The transfer-molded tablet material is an epoxy-based white reflector material that features high reflectance, high injection properties, and low warpage. It has excellent heat resistance and weatherable resistance. It is contributed to extend the shelf life of LED devices.
Properties
| Product | Feature | Preheat Condition |
Cure Condition |
Spiral flow |
Melt Viscosity |
Spectral Reflectance |
Hardness | Applicable Temperature |
|---|---|---|---|---|---|---|---|---|
| °C/min | °C/hr | inch | Pa.s | %：450nm | - | |||
| SWC-820-1 | Epoxy reflector | 175°C 2min |
175°C 1hr |
26 | - | > 94 | D78 (Hot hardness) 175°C / 90sec |
Tg 170°C |
| KJR-7003 | White Silicone Resist Material High reflection Hard |
- | 60°C / 1hr + 150°C / 3hrs or 100°C / 4hrs |
- | 35 | 94 100um |
D72 | 180°C |
| KJR-7004 | White Silicone Resist Material High reflection Low Modulus |
- | 60°C / 1hr + 150°C / 3hrs or 100°C / 4hrs |
- | 8 | 98 100um |
A80 | 180°C |
| LPS-2412W | Silicone Potting | - | 120°C 1hr + 150°C 4hrs |
4 | 90 50um |
A48 | 180°C | |
| LPS- 3450WT-1 |
Silicone Potting High reflection |
- | 120°C 1hr + 150°C 4hrs |
5 | 98 50um |
A73 | 180°C | |
| LPS- 2428TWH |
Silicone dam High Thixotropic 6.7 |
- | 150°C 4hrs |
- | 88 | A41 | 180°C |
* The data of each product that exists in the above-mentioned table is not a standard value. Please test without fail before use beforehand, and confirm whether to suit use.