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Henkel Adhesive Technologies

Henkel Adhesive Technologies

TEROSON Technology Cluster Brand for Product Detail Pages

Flexible sealants


1-part, flexible, odorless adhesive for elastic bonding and sealing with no sag

Particularly sag-resistant, flexible, odorless adhesive that cures to a UV-resistant, elastomeric thermoset product. It is non-corrosive and free of solvents, isocyanates, silicones and PVC.

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

Part no. (SKU/IDH)

TEROSON® MS 939, White, 570 ml Standard Cartridge



When sag resistance is primary, choose versatile TEROSON® MS 939. This gun-grade adhesive/sealant moisture-cures to an elastic product that can be offered with different color choices: white, gray or black. It is particularly sag-resistant, leading to a high position tack after you’ve matched the parts to be bonded. It’s free of solvents, isocyanates, silicones and PVC; demonstrates good adhesion to many substrates; and is compatible with suitable paint systems. Its excellent UV resistance makes it perfect for both interior and exterior applications.

Product category:

Flexible sealants


Agency approvals / certificates / specifications:

DIN 53504,DIN EN ISO 868



Cure rate:

3.0 hr.

Elongation, at break:

250.0 %

FEA (finite element analysis):

Finite strain

Full cure time:

24.0 hr.

Key characteristics:


Physical form:


Tensile strength, ISO 37:

3.0 MPa

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