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DOWSIL™ JCR 6140

A two-part, 1:1 mix ratio, medium viscosity, normal RI, transparent elastomer. It is suitable for use as an LED encapsulant, semiconductor protective coating, and a CCD image sensor encapsulant.

Properties

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

  • Color Yes No Clear
  • Dielectric Constant at 1MHz Yes No 2.8
  • Dielectric Strength Yes No 700 volts per mil v/mil
  • Durometer - Shore A Yes No 40 Shore A
  • Elongation Yes No 180 %
  • Heat Cure Yes No 60 Minutes @ 150 Deg C
  • Number of Parts Yes No Two
  • Refractive Index Yes No 1.41
  • Refractive Index at 1554 nm Yes No 1.397
  • Refractive Index at 633 nm Yes No 1.406
  • Shear Yes No 1.4 psi
  • Shelf Life Yes No 150 Days
  • Specific Gravity @ 25C Yes No 1
  • Tensile Strength Yes No 770 psi
  • Thermal Conductivity Yes No 0.2 Watts per meter K
  • Volume Resistivity Yes No 6.4e+015 ohm-centimeters
  • Young's Modulus Yes No 145 psi

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DOWSIL™ JCR 6140
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DOWSIL™ JCR 6140


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DOWSIL™ JCR 6140
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