Brightener additive
What is brightener additive?
A brightener additive is a formulation ingredient used in metal finishing (e.g. electroplating, electropolishing) to improve shine, leveling, or surface quality of the deposit.
What is brightener additive used for?
Brightener additives are used in electroplating baths (nickel, copper, zinc); in metal finishing and polishing; in electronics and decorative plating; and in metal surface treatment. Venus Ethoxyethers manufactures and supplies in India; request a quote for your requirements.
Brightener additives improve levelling, lustre, and grain refinement in electroplating and metal finishing baths—producing smoother, more reflective deposits on nickel, copper, zinc, and alloy systems. Venus Goa supplies brightener packages for decorative and functional plating lines where appearance and corrosion performance are both critical.
Electroplating applications
In acid and alkaline plating baths, brighteners adsorb at the cathode surface and influence nucleation and growth of the metal deposit. Proper brightener selection reduces pitting, dendritic growth, and orange-peel defects while maintaining acceptable ductility and adhesion on substrates.
System compatibility
Brighteners work alongside metal complexing agents, wetting agents, and carrier additives in multi-component bath chemistry. Venus supports bath analysis, Hull cell testing guidance, and troubleshooting of brightness and levelling issues.
Related metal chemicals
Explore the full metal chemicals portfolio including cleaners, lubricants, and hard-water tolerant surfactants. Contact Venus for brightener samples and application recommendations for your plating line.
| Product | Description | Appearance at 25°C | Active in % | Max. Color,Gardner | PH, 5% Aqueous Solution | Viscosity, Cst. 25°C | Cloud point oC (1%) | Suggested Dosage | Function |
|---|---|---|---|---|---|---|---|---|---|
| EH-158 | POE-15 Isooctanol | Liquid | 80 | 1.0 | 5.5-7.5 | 120 | Approx. 71 in 10% NaCl | 2-10 g/l | Basic Brightener Acidic Zinc, Tin |
| BNE-12 | POE-12 Beta Naphtol | Liquid | 100 | 5.0 | 5.5-7.5 | 130 40 C | 69-72 in 5% NaCl | 2-10 g/l | Basic Brightener Acidic Zinc |
| BNE-24 | POE-24 Beta Naphtol | Liquid | 75 | 5.0 | 5.5-7.0 | 160 | 80-84 in 5% NaCl | 2-10 g/l | Brightener in Electroplating |
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