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VPS 2990
Provided by Evonik
About
VPS 2990 is an aqueous oligomeric methacrylamidoalkyl-functional silane hydrolysate. It has a shelf life of at least 12 months.
Benefits:
- It can be diluted with water in all proportions
- The oligomeric structure changes and the number of SiOH groups increases with dilution
- Hydrolysates are long-term stable
- Silano groups can bond to a variety of inorganic substrates
- It is suitable for various inorganic substrates such as glass, glass fibers, glass wool, mineral wool, silicic acid, quartz, sand, cristobalite, wollastonite and mica.
- It is also suitable for aluminum hydroxide, kaolin, talc, other silicate fillers, metal oxides and metals
- Suitable polymers are polyesters, acrylates and vinyl esters
- Offers improved adhesion to substrates
Typical Applications:
Acts as an additive for adhesive and sealant applications.
| Grade Name | VPS 2990 |
|---|---|
| Chemical composition | Oligomeric methacrylamidoalkyl-functional silane hydrolysate |
About evonik
As the Coating Additives business line of Evonik, we are a leading supplier of specialty additives for the coatings and inks industry. We boast decades of experience in the research and development of novel products for a variety of coating markets, such as decorative coatings, industrial coatings, automotive coatings, and printing inks. Our brands like ACEMATT®, AEROSIL®, SURFYNOL®, or TEGO® comprise an extensive product portfolio that consists of traditional additives (defoamers, deaerators, dispersants, etc.), matting agents, rheology modifiers, extenders, co-binders, and resins (incl. silicone-based and nanotechnology).
