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CHEMPOINT AND BASF: PARTNERS FOR METAL BRIGHTENERS

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The Lugalvan product line from BASF is a collection of high-quality non-ionic surfactants and coatings componentry to aid in metal protection. 

The table below details specific chemistries and example applications the additives can be used in.

Grades of BASF Metal Brighteners

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Grade Application Chemistry Key Value Props
 Treat Rate
Lugalvan BNO 12

  • Non-ionic surfactant for electroplating industry

  • Auxiliary brightener in acid zinc electrolytes

ß- Naphthol ethoxylate

  • Improves throwing power & ductility

2 - 6 g/L
Lugalvan DC

  • Protective coatings for use in electroplating

  • Improves corrosion resistance & aesthetic appearance

Aqueous emulsion of an ethylene copolymer

  • Films adhere well to metal

  • Especially effective on chromated, zinc-plated parts

  • Prevents metals from tarnishing

  • Can be applied as decorative coating to non-ferrous metals

-
Lugalvan G 35

  • Used for brightener additives in electroplating industry

  • Also used as protective colloid in chemical and allied industries

Low-molecular polyethylene imine

  • Soluble in water

0.5 - 5 g/L
Lugalvan HS 1000

  • Formulate brighteners

Thiodiglycol ethoxylate

  • Especially effective in acid zinc electrolytes

  • Prevents charring

  • Improves ductility & brightness

  • No effect on cloud point

0.1 - 5 g/L
Lugalvan IMZ

  • Formulate brighteners

Imidazole

  • Especially effective in alkaline zinc electrolytes

  • Can be caused to react with a wide variety or other substances

 0.5 - 5 g/L
Lugalvan IZE

  • Basic brightener in alkaline zinc & zinc-alloy plating

Addition product of imidazole and epichlorohydrin

  • Used in combo with top brighteners

  • High throwing power

  • High brightness, particularly at low current densities

  • Inhibits blistering

1 - 10g/L


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