Category overview

Wetting Agents

Based on 405 products - Last update on the Jun 26, 2025

Wetting agents appear as clear to slightly colored liquids that reduce surface tension in adhesive formulations. Key features include improved flow properties, enhanced substrate penetration, and compatibility with diverse adhesive chemistries. They are crucial in applications involving low-energy surfaces or complex geometries, making them valuable additives in electronics potting, automotive assembly, and construction adhesives where complete substrate wetting ensures optimal bond performance. 

Industry trends reflect development of fluorine-free wetting agents addressing environmental concerns, and multifunctional additives that combine wetting properties with additional benefits like defoaming or improved leveling. Sub-types include silicone-based surfactants, fluorosurfactants, and conventional organic surfactants, and reactive wetting agents.

Properties

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TEGOPREN® 5840

by Evonik

TEGOPREN® 5840 by Evonik is a non-ionic solvent-free, easy to handle polyether siloxane. It reduces the surface tension of water-based systems. It enhances the spreading on non-polar surfaces such as polypropylene. It is compatible with cationic, anionic, non-ionic and amphoteric surfactants.<br><ul style="padding-left: 40px;"> <li> It is recommended for the production of transfer labels and tapes sealant and adhesives or for laminating processes.</li> <li> Its recommended addition level is 0.1-0.6% for adhesive applications, 0.1-0.3 % to overcome defects or craters and 0.3-0.6 % for the wetting of critical substrates or an improved penetration.</li> <li> TEGOPREN® 5840 has a shelf life of 12 months.</li></ul>
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Surfynol® AS 5080

by Evonik

Surfynol® AS 5080 by Evonik is a 100% active non-ionic organic super wetter and defoamer. It is based on patented gemini surfactant technology. It is a low viscosity, easy-to handle liquid that contains no added silicones, siloxanes, fluorosurfactants, alkylphenol ethoxylates (APEs) or hazardous air pollutants (HAPs).<br> <ul style="padding-left: 40px;"><li>It is an excellent alternative for difficult-to-wet substrates requiring good flow and leveling under diverse application conditions.</li> <li>It provides improved formulation compatibility and ease of incorporation.</li> <li>It has the ability to reduce both equilibrium and dynamic surface tension.</li> <li>It can deliver exceptional performance in a wide variety of water-based applications.</li> <li>Surfynol® AS 5080 is used in pigment dispersion, flexible food packaging adhesives and pressure sensitive adhesives.</li> <li>The recommended usage is between 0.1 and 1.0% of total formulation weight.</li> <li>It has a shelf life of 24 months.</li></ul>
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Wetting Agents