Henkel Adhesive Technologies

Henkel Adhesive Technologies

Instant adhesives


General purpose, Medical Device Grade instant adhesive ideal where heat resistance is required 

Heat- and humidity-resistant, general-purpose liquid instant adhesive qualified to Henkel's ISO 10993 Protocol for use in disposable medical devices. 

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If you’re looking for a general-purpose medical device grade instant adhesive perfect for applications where heat resistance is required, LOCTITE® 4981 is ideal. Formulated to resist thermal cycling, it has excellent humidity resistance and is ideal for use in the assembly of disposable medical devices.

Agency approvals / certificates / specifications:

ISO 10993



Cure type:

Moisture Cure

Key characteristics:

Humidity Resistant,Viscosity: Medium Viscosity

Number of components:

1 Part

Recommended for use with:


Specific gravity, @ 25.0 °C:


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