LS2-6140 OPTICALLY CLEAR PRIMERLESS SILICONE ENCAPSULANT

Description

  • Two Part, Transparent, 1:1 Mix ratio (A:B)
  • Low volatility and high purity
  • High tensile strength, low viscosity
  • REACh and RoHS compliant
  • Tested per UL-94 and passed V-0
  • Requires heat to cure

Applications

  • Designed for optically harsh environments such as High Power LED and UV LED packages
  • Adheres to ceramic, PPA and aluminum without a primer (See Appendix 1)
  • Has excellent thermal stability (See Appendix 1)
  • Protects electrical components and assemblies against shock, vibration, moisture, dust, chemicals, and other environmental hazards


Product Details

PROPERTYAVERAGE RESULT
Cure SystemPlatinum
Viscosity2,740 cP (2,740 mPa*s)
Durometer50 Type A
Tensile1,130 psi (7.79 MPa)
Elongation150 %
AppearanceClear
Cte
Cure60 minutes / 150 °C
Ionic Content Cl<2.5 ppm
Ionic Content K<2.5 ppm
Ionic Content Na<5 ppm
Lap Shear477 psi (3.29 MPa)
Mix Ratio1:1
Refractive Index1.41
Specific Gravity1.03
Volatile Content1 %
Volume Resistivity1,100,000,000,000,000 ohmcm
CommentLow Volatility, 1.41 Refractive Index at 589nm. Long pot life and requires heat to cure (80 C). Primerless adhesion to ceramic, plastics and metals. Tested per UL94 and passes V0.

Encapsulation Technology

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The test data shown for this material is the average value for typical properties. All of these properties may not be tested on a lot to lot basis and cannot be used to draft specifications. Please Contact NuSil for assistance and recommendations in establishing limits for product specifications.

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