EPO-TEK® OG-142 High Tg Epoxy, UV Cure (3cc Syringe)

The EPO-TEK® OG142 Clear Epoxy is a single component, UV cure epoxy, designed for adhesive, sealing, and encapsulating applications found in semiconductor, electro-optics, fiber optics, medical and scientific/OEM industries. It is a clear and colorless, high Tg epoxy. 3cc automatic epoxy syringe.

Physical Properties:

• Consistency: Pourable liquid
• Viscosity (23°C): 9,000 - 15,000 cPs
• Glass Transition Temperature, Tg: ≥ 95°C (degree Celsius); ≥ 203°F (degree Fahrenheit)
• Shore D Hardness: 86
• Coefficient of Thermal Expansion (CTE):
  • Below Tg: 56 x 10^-6 in/in°C
  • Above Tg: 189 x 10^-6 in/in°C
• Suggested Operating Temperature: < 300 °C (Intermittent); < 572°F 

Optical Properties:

• Spectral Transmission:
  • ≥ 97% @ 660-1640 nm
  • ≥ 92% @ 440-620 nm
• Refractive Index (uncured): 1.5649 @589 nm
• Refractive Index (cured): 1.5809 @589 nm

See Datasheet for additional properties and application notes