Henkel Adhesive Technologies

Henkel Adhesive Technologies

Light curing adhesives


Highly flexible, low-viscosity medical-grade adhesive

Humidity-resistant acrylic adhesive perfect for applications requiring a fast cure and high flexibility. It also has excellent adhesion to rigid substrates. 

All marks used are trademarks and/or registered trademarks of Henkel and its affiliates in the US, Germany, and elsewhere.

Part no. (SKU/IDH)

LOCTITE® AA 3951, 25 ml Syringe



LOCTITE® AA 3951 is a low-viscosity, high elongation, light cure adhesive designed for applications where a fast curing, highly flexible adhesive is required. Ideal for bonding plasticized PVC, TPEs, and thermoset rubbers. It also maintains high adhesion to rigid substrates such as polycarbonate, ABS, Acrylic, HDPE (when treated), PP (when treated) and more. You can expect a fixture time of just 5 seconds. 

Cure type:

UV Cure

Number of components:

1 Part

Storage temperature:

8.0 °C - 21.0 °C

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