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DOWSIL™ 3-1965 Conformal Coating

One-part, clear, fast moisture RTV cure with mild heat acceleration possible, low viscosity, soft, stress-relieving, contains UV indicator.

Uses:

  •  Elastomeric conformal coating
  • Suitable for lighting, industrial and automotive industries requiring various reliability standards as a coating for rigid and flexible circuit boards, electronic printed wiring boards (PWB), sensitive components and fine pitched designs.

Benefits:

  • No added solvents
  • Room temperature cure, no ovens required
  • Mild heat acceleration can speed in-line processing
  • Good adhesion to many substrates
  • Allows use with many low-solids no-lead solder
  • Soft coating improves reliability against stress
  •  Low viscosity enhances flow and fill in narrow gaps and spaces
  • UV indicator allows for automated inspection
  • UL 94 V-0 flammability rating
  • UL746C Recognized
  • IPC-CC-830, Amendment 1 Approved
  • Mil-I-46058C, Amendment 7 Approved
  • Good adhesion allows use with many low-solids (no clean) and no-lead solders

Properties

These values are not intended for use in preparing specifications.

Typical Properties

  • Color Yes No Transparent
  • Cure Characteristics Yes No Fast Room Temp Tack-Free Time < 10 min
  • Dielectric Strength Yes No 425 volts per mil v/mil
  • Dielectric Strength (kV/mm) Yes No 17 kV/mm
  • Dispensing Characteristics Yes No Fast, Very High Flow < 350 cps
  • Dissipation Factor at 100 Hz Yes No 0.001
  • Dissipation Factor at 100 kHz Yes No < 0.0002
  • Durometer - Shore A Yes No 33
  • Shelf Life Yes No 360 Days
  • Solvent Type Yes No Solventless
  • Special Characteristics Yes No IPC-CC-830B Recognized, MIL Spec, UL Recognized
  • Specific Gravity Yes No 0.99
  • Viscosity Yes No 115 mPa.s
  • Volume Resistivity Yes No 8.7e+014 Ω・cm

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DOWSIL™ 3-1965 Conformal Coating
No Technical Data Sheets are available online for this material.
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DOWSIL™ 3-1965 Conformal Coating
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