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Optical and Semiconductor Grade Epoxy Resin by Epoxies, Etc.

Published on 2016-12-21. Author : SpecialChem

An Optical and Semiconductor Grade Epoxy Resin system has been developed for LED encapsulating, glob top encapsulation, fiber optics and as an underfill for flip chips. The 20-3401 provides outstanding adhesion to glass, quartz, most plastics, and metals.

A Solution for LED Encapsulation Glob Top Encapsulation

Optical and Semiconductor Grade Epoxy Resin
Optical and Semiconductor Grade Epoxy Resin
It is easy to work with, allows users a long working time, and easily flows at room temperature. REACH and RoHS compliant, this epoxy resin is a good choice for electronic assemblies. In addition, 20-3401 is available in the convenient FreezedBond® premixed and frozen syringes. Samples of 20-3401 Clear Epoxy are available.

20-3401 is a two component clear epoxy resin system. It provides excellent optical transmission properties along with outstanding adhesion and electrical insulation. 20-3401 is a low viscosity system with an extended working time. It is designed for L.E.D. encapsulating, an underfill for flip chips, glob top encapsulation, fiber optics, and any potting or adhesive application requiring clarity. It has excellent adhesion to glass, quartz, most plastics, and metals. 20-3401 is REACH and RoHS compliant.


  • Low viscosity 
  • Extended working time
  • Outstanding electrical properties
  • Optically clear 
  • Packaged in FreezeBond® syringes

About Epoxies, Etc.

Epoxies, Etc. is a leading resin formulator of epoxies, urethanes, and silicones. The company takes great pride in its commitment to the research, innovative development, and consistent manufacturing of materials for today's demanding applications. Its adhesives, potting compounds, and coatings are widely used in the electronic, electrical, construction, and decorative industries.
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Source: Epoxies, Etc.
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