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Loctite® Shadowcure™ 394 Acrylic/urethane UV Coating

Category Polymer , Adhesive , Thermoset , Acrylic/Cyanoacrylate Adhesive
Manufacturer Loctite
Trade Name Shadowcure™
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Loctite® Shadowcure™ 394 Acrylic/urethane UV Coating.pdf
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Material Notes:
Conformal CoatingsConformal coatings are thin dielectric coatings that extend the longevity of circuit boards by protecting components and traces from corrosion, shorts, and mechanical damage. Loctite offers both acrylic/urethane and silicone conformal coatings which are cured by UV, heat, or a two-part cure mechanism.Loctite® 394 Acrylic/urethane UV Shadowcure™ CoatingFor high reliability applications where superior moisture and mechanical abrasion resistance are required. No solvents. Low VOC. Cure Type: UV or Catalytic MIL-I-46058C Approved; UL-746C Approved; IPC-CC-830A Approved; Bellcore TR-NWT-000078 Approved.
Physical Properties Metric English Comments
Viscosity 35 cP
35 cP
(mixed)
Mechanical Properties Metric English Comments
Hardness, Shore D 70
70
ASTM D2240
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 125 °C
257 °F
Minimum Service Temperature, Air -40.0 °C
-40.0 °F
Electrical Properties Metric English Comments
Surface Resistivity per Square 7.00e+16 ohm
7.00e+16 ohm
ASTM D257
Dielectric Strength 43.98 kV/mm
1117 kV/in
ASTM D149
Processing Properties Metric English Comments
Cure Time 0.333 min
0.00556 hour
Primary Cure is UV: Full Cure in 20-40 seconds @ 150-300 mW/cm^2. Secondary Cure is Catalytic: Full Cure in more than 8 hours Pot life or 24 hours ambient.
Descriptive Properties Value Comments
Capillary Flow 100 sec
Time to flow 0.5" @ 100°C through a gap of 0.001"
Color Clear/Purple (cured)
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