Additive

TEGO® Airex 902 W

TEGO® Airex 902 W is a highly effective and compatible deaerator emulsion based on polyether siloxane technology. Outstandingly effective against micro- and macro-foam.

Product information

Type

Additive

Sub type

Defoamer & deaerator

Sustainability

Sustainable feedstocks

  • Bio-based content on delivery form: 2 wt%
  • Bio-based content on solids: 10 wt%

VOC reduction

Next generation solution

Life Cycle Assessment available

PFAS Alternative

Markets

Technologies

Waterborne

Manufacturer

TEGO Airex Logo

Availability

Coatino Campus

Sustainable Week 1: Sustainable alternatives to PFAS for Coatings & Inks

With the growing demand for sustainable solutions, particularly for additives that can replace PFAS, Evonik CAD offers an ideal portfolio of additives designed to empower coating and ink formulators to achieve superior performance.

Join this exclusive webinar to explore Evonik's innovative solutions that meet regulatory requirements and sustainability goals, without compromising on quality.

This webinar is part of our weekly webinar series in May: Sustainability as a Business Driver - A Path to Better Performance.

Coatino Campus

Sustainable Week 2: Building a More Sustainable Coatings Portfolio: Tools, Certifications & Next Gen Materials with Synthomer

We are delighted to offer a joint webinar with Synthomer, one of the world’s leading suppliers of sustainable water-based and differentiated polymer solutions.

Sustainability is reshaping the coatings landscape, and real progress requires transparency, verifiable data, and future ready materials. This session will introduce how Synthomer embeds sustainability into product development and customer collaboration: From measuring environmental impact through Product Carbon Footprints and Life Cycle Assessments to advancing ISCC+ certified mass balance chemistries. We’ll highlight practical examples from both architectural and industrial coatings to demonstrate how sustainable solutions can be implemented across diverse applications. The webinar will also address how evolving regulatory and ecolabel requirements, such as APEO free, PFAS free and EU Ecolabel, are influencing raw material selection and product design. Join us for a clear, practical view of the strategies, certifications, and technologies shaping the future of sustainable coatings.

This webinar is part of our weekly webinar series in May: Sustainability as a Business Driver - A Path to Better Performance.

Coatino Campus

Sustainable Week 4: Our Endeavor to a More Sustainable Future

Sustainability is now a pivotal factor in driving business success. By embedding sustainable practices into their processes, formulators of coatings and inks not only promote innovation but also achieve enhanced performance and sustainable long-term growth.

This webinar is part of our weekly webinar series in May: Sustainability as a Business Driver - A Path to Better Performance.

Coatino Campus

Sustainability Weeks at a glance

Sustainability as a Business Driver - A Path to Better Performance

For our Special Sustainability Weeks, we have lined up 4 one-hour engaging webinar sessions that are offered as part of a series we are running weekly in May. We have packed in interesting topics from different perspectives, all featuring sustainability as a key driver of business success.

As part of the series of events, we are delighted to offer a joint webinar with Synthomer, a leading producer of high-performance chemical products.

Ready to join us? Don’t hesitate to register for the sessions of your choice!

Eager to learn more?
Check out the interactive course “Sustainability for Coatings and Inks” or get a comprehensive overview of the regulatory framework in the coatings and inks industry in our eLearning “Regulatory Universe”.

Coatino Campus

Defoamer Basics

In this comprehensive, interactive eLearning, you will learn what foam is all about, the working mechanism of defoamers, and which typical defoamer technologies are used in coatings and inks. You’ll discover selection criteria of defoamers and common test methods. After successfully completing the course, you will receive a personalized certificate. During the course, you can pause and resume at any time.

Coatino Campus

Solutions for reaction foam & matting in WB wood coatings

Recording from June 7, 2022

This webinar focuses on solutions to eliminate reaction foam in WB 2K PU systems. It also covers the topic of matting of waterbased wood coatings.

Coatino Campus

Automotive Filler & Putties

Automotive Refinish Coatings – Part II: Background, chemistry, and product recommendations for automotive refinish coatings in regarding to Filler&Putties.

Coatino Campus

Automotive Refinish Coatings

Automotive Refinish Coatings – Part I: A General Overview Background, chemistry, market requirements, and future of automotive refinish coatings are discussed.

Coatino Campus

ECS 2021: Water based wood coatings - novel learnings pushing performance higher

Analytical methods to describe the performance of silicone based surface control additives in waterborne wood and furniture coatings. Learn more about current trends in wood coatings, performance profile of surface control additives based on silicone chemistry in waterborne wood coatings, the results based on analytical methods and capability of spherical precipitated silica particles to enhance the mechanical resistance of coating surfaces.

Coatino Campus

Foam Control in floor coatings

This course provides technical insights on foam control in floor coatings and explains the benefits of using deaerators and defoamers, how they function and provides product recommendations.

Coatino Campus

Introduction to wood coating technologies

This course provides some insights on the different types of wood coating technologies. For each technology, we will describe its advantages, disadvantages and key functionalities.

Coatino Campus

Paper: Fine-tuning coating surface control through the use of modified siloxanes

Siloxane-based additives are critical tools in coating applications because their structures can be varied in order to provide a broad range of performance benefits in many types of formulations and chemistries. An attempt is made to clarify the general structure-property relationships that drive the performance attributes of siloxane additives and detail the continuum that exists between wetting, leveling, defoaming and slip within this chemistry class.

Coatino Campus

Beautify your Floor with Evonik Specialty Floor Coating Additives

Recording from June 14, 2022

This webinar shows you how to enhance the beauty of your floor with a range of coating additives from Evonik.

Coatino Campus

Additives and curing agents for waterborne epoxy flooring

This webinar had introduced Evonik's innovative coating additives and curing agents, and their combinations in high performance waterborne epoxy formulations for sustainable floor coatings.

Coatino Campus

How to solve challenges in Wood Coatings

Recording from June 8, 2021

Coating defects can cause severe headaches in wood coating applications. We have several options of additives in our portfolio to get rid of these defects or solve challenges like wetting of difficult substrates easily. In this webinar we had provided you with recommendations for water based, solvent based&UV coatings.

Coatino Campus

Meeting decorative coating regulations with digitalization ​

Offering vital insights into chemical compliance within the decorative coatings market, this webinar had focused on the growing demand for greener and more sustainable products. It had explored regulatory trends and innovative digital solutions that address the increasing communication needs across the value chain.

Coatino Campus

Outperforming solutions for UV wood coatings

Recording from December 1st, 2025

This webinar had provided an overview of Evonik's additives solutions to solve typical challenges in UV curable wood coatings, such easy cleaning, scratch resistance, leveling, deaeration and much more. Our experts will discuss performance data that illustrate the benefits of using liquid additives as TEGO® Rad, TEGO® Foamex and Airex, TEGO® Glide , TEGO® Wet but also particles as ACEMATT® matting agents, SPHERILEX® specialty fillers and their combinations.

Coatino Campus

Silica technology for waterborne matt wood coatings

Recorded webinar: This recorded webinar presents Evonik’s special silica products and explains the main benefits of each product in waterborne matt coating systems. The webinar covers fumed silica, matting agent and spherical silica products.

Coatino Campus

What CAN we do for can coatings?

Recording from September 21, 2023

Discover our portfolio for can coating applications with a deep dive for specific effects, such as defoaming, matting, adhesion while meeting your regulatory needs.

Coatino Campus

Star products and more - Plastic Coatings

Technical insight of important coating properties for plastic coatings and product recommendations.

Coatino Campus

The basics of wood coatings

This learning journey provides a very complete overview about the basics of wood coatings and will answer any questions you have on wood coatings. Our expert Heike Semmler is taking you through this journey beginning with the history of wood coatings up to the different technologies, application and test methods. The journey also explains the functionalities and characteristics of wood coatings and much more.