DOWSIL™ 3-1953 Conformal Coating
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
- UV indicator allows for automated inspection
- UL 94 V-0 flammability rating
- UL 746E / 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
- Adhesion to Yes No Aluminum, Ceramic, FR4, Metal, Plastic
- Color Yes No Clear
- Curable Coating Yes No true
- Cure Characteristics Yes No Fast Room Temp Tack-Free Time < 10 min
- Cure Type Yes No RTV
- Dielectric Strength Yes No 425 volts per mil v/mil
- Dispensing Characteristics Yes No Fast, Very High Flow < 350 cps
- Dissipation Factor at 100 Hz Yes No 0.0007
- Dissipation Factor at 100 kHz Yes No < 0.0002
- Durometer - Shore A Yes No 34 Shore A
- Durometer / Hardness Yes No Stress Relieving 15A-40A
- Dynamic Viscosity Yes No 350 Centipoise
- Elongation Yes No 60 %
- Flowable Yes No true
- Hydrophobic Yes No true
- Low Odor Yes No true
- Nonvolatile Content Yes No 99.4 %
- Number of Parts Yes No One
- Polyesters Yes No true
- Primerless Adhesion Yes No Primerless
- Resistance Type Yes No Oxidation Resistance, Ozone Resistance, Thermal Resistance, UV Resistance, Water Resistance
- Self Leveling Yes No true
- Solvent Type Yes No Solventless
- Solventless Yes No true
- Special Characteristics Yes No IPC-CC-830B Recognized, MIL Spec, UL Recognized
- Specific Gravity @ 25°C Yes No 0.98
- Temperature Range Yes No -45 to 200 °C
- Temperature Stable Yes No High, Low
- Thermosetting Yes No true
- Water Resistant Yes No true
No Safety Data Sheets are available online for this material Please Contact Dow for additional information.
No Safety Data Sheets are available online for this material
Please Contact Dow for additional information.
No Food Contact Letters are available online for this material Please Contact Dow for additional information.
No Food Contact Letters are available online for this material
Please Contact Dow for additional information.
No sales specification could be found for this material in selected language
All products must have the same delivery date
All products must be in the same product family
All products must be purchased on the same order
All products must be shipped from the same plant
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