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DOWSIL™ EI-1184 Optical Encapsulant

A 1:1 mix ratio, fast curing, 2-part silicone encapsulant suitable for encapsulating rigid and flexible circuit boards indoor and outdoor LED Lighting applications.

Properties

These values are typical properties and are not intended for use in preparing specifications.

  • Color Yes No Colorless
  • Dielectric Constant at 100 Hz Yes No 2.86
  • Dielectric Constant at 100 kHz Yes No 2.82
  • Dissipation Factor at 100 Hz Yes No 0.0032
  • Dissipation Factor at 100 kHz Yes No 0.0014
  • Durometer - Shore A Yes No 61 Shore A
  • Elongation Yes No 55 %
  • Heat Cure Yes No 4 Minutes @ 25 Deg C, 70 Minutes @ 50 Deg C
  • Number of Parts Yes No Two
  • Pot Life Yes No 24 Minutes
  • Refractive Index at 633 nm Yes No 1.42
  • Specific Gravity Yes No 1.04
  • Tensile Strength Yes No 1375 psi
  • Viscosity (Part A) Yes No 4400 mPa.s
  • Viscosity (Part B) Yes No 3500 mPa.s
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DOWSIL™ EI-1184 Optical Encapsulant
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DOWSIL™ EI-1184 Optical Encapsulant


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DOWSIL™ EI-1184 Optical Encapsulant
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