LOCTITE® AA 3974 Light Cure Adhesive

Features and Benefits

1-part, UV/Visible light cure acrylic liquid designed for potting, sealing and bonding thermoplastics, glass and metals.
LOCTITE® AA 3974 is a translucent, colorless, 1-part, UV/Visible light cure acrylic liquid designed for potting, sealing and bonding thermoplastics, glass and metals that must withstand thermal cycling and environmental exposure. Rapid cure is achieved by exposure to ultraviolet light or visible light. It is suitable for use in the assembly of disposable medical devices.
  • Qualified to Henkel's ISO 10993 Protocol
  • Can withstand thermal cycling and environmental exposure
  • Suitable for use in the assembly of disposable medical devices
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Technical Information

Agency approvals / certificates / specifications ISO 10993
Applications Bonding plastic, Medical device assembly, Structural bonding
Color Translucent
Cure type UV cure, Visible cure
Elongation, at break 100.0 %
Key characteristics Cure speed: fast cure, Repositionable, Viscosity: medium viscosity
Number of components 1 part
Physical form Liquid
Recommended for use with Glass, Metal, Thermoplastic
Shear strength, Polycarbonate to Polycarbonate 1910.0 psi
Specific gravity, @ 25.0 °C 1.09
Viscosity, cone & plate, Physica MC101 @ 25.0 °C Cone CP50-1, Shear Rate 50 s⁻¹ 1000.0 - 3800.0 mPa·s (cP)