DISPERBYK® -2025 by BYK is a structured acrylate copolymer with pigment affinic groups. Acts as a high molecular weight wetting and dispersing agent for solvent-borne systems. It deflocculates pigments and provides steric stabilization. It offers high gloss and improved color strength. It provides a uniform electrical charge to pigment surfaces. It reduces viscosity, improves leveling and high pigment loading. It increases transparency and hiding power of the pigments. It shows an extremely good compatibility with different resin systems. DISPERBYK® -2025 exhibits no impact on curing properties in acid catalyzed and acid curing coatings. It displays no discoloration in baking coatings even at higher temperatures. DISPERBYK® -2025 is used in coil coatings, industrial coatings, wood coatings, automotive coatings and pigment concentrates. Recommended usage level is 5-12% for inorganic pigment, 1.5-2.2% for titanium dioxides, 20-40% for organic pigment and 40-60% for carbon blacks. It has a shelf life of 36 months.
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DISPERBYK® -2025 properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Acid Value | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Amine Number | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Non-volatile Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Refractive Index | 0.0 Visible After Login | Visible After Login | Visible After Login |