Loctite 3979 UV Light Cure Plastic Bonding Gel Adhesive

SKU: LOCTITE 1402562

Sale price$582.00

When to Use Loctite 3979 UV Light Cure Adhesive

The Loctite 3979 is a UV light cure adhesive that excels at bonding polycarbonate substrates. This non-sag gel is great for gap filling and often used in medical bonding applications. Loctite 3979 adhesive offers rapid UV curing when exposed to visible or UV light. 


LOCTITE® AA 3979 is a translucent to hazy yellow gel, 1-part, UV/Visible light cure acrylic designed for medical bonding applications where the fluorescent properties of substrates interferes with the detection of the adhesives. This adhesive fluoresces red under UV light. Rapid cure is achieved by exposure to ultraviolet light or visible light. It is qualified to Henkel's ISO 10993 Protocol.

Benefits of Loctite 3979

  • Qualified to Henkel's ISO 10993 Protocol
  • Suitable for use in the assembly of disposable medical devices
  • Free of undissolved solids
  • Fluoresces red under UV/visible light


Product Type UV Adhesives / Light Cure Adhesives, Adhesives
Substrates Plastic: Transparent Plastic, Plastic, Polycarbonate, Polyvinyl Chloride
Physical Form Gel
Technology Acrylic
Agency Approvals / Specifications ISO 10993
Cure Type UV Cure, Visible Cure
Color Clear, Straw
Number of Components 1 Part
Key Characteristics Cure Speed: Fast Cure, Fluorescent, Mix: No Mix Required, Repositionable, Sag: Non-Sag
Shore Hardness Scale D
Shore Hardness Durometer 56
Shear Strength, Polycarbonate to Polycarbonate (psi) 3500
% Elongation @ Break 227
Viscosity Temperature (°F) 77
Viscosity (Brookfield mPa.s (cP)) 56500
Viscosity Temperature (°C) 25


Technical Data Sheet

Authorized Distributor

Dispensing.com is an authorized distributor of Loctite® adhesives and dispensing equipment, including the Loctite CureJet product line.

View all Henkel Loctite products

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