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CHEMPOINT AND BASF: PARTNERS FOR METAL BRIGHTENERS

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The Golpanol product line from BASF is a collection of high-quality basic & top brighteners to aid final product finish in a variety of metal working and metal finishing applications such as electroplating, nickel baths, etc.

The table below details specific chemistries and typical applications along with treat rates the additives can be used in. 


Grades of BASF Metal Brighteners

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Grade Application Chemistry Key Value Props
Treat Rate
Golpanol BEO
  • Corrosion inhibitor for acidic environment

2-Butyne-1, 4-diol ethoxylate

  • Very effective top brightener in nickel electroplating bath

20 - 50 mg/L

Golpanol BMP
  • Formulate brighteners in electroplating baths (nickel)

2-Butyne-1, 4-diol propoxylate

-

50 - 150 mg/L

Golpanol BOZ
  • Crystals used to formulate brighteners in electroplating

2-Butyne-1, 4-diol

  • Formulations using BOZ can obtain very high gloss finish

  • High performance top brightener

100 - 200 mg/L

Golpanol HD
  • Inhibitor for anodizing Al

3-Hexyne-2, 5-diol

  • Top brightener in bright & semi-bright nickel baths

100 - 300 mg/L

Golpanol PA
  • Formulate brighteners for electroplating

  • Corrosion inhibitor for ferrous metals

  • Top brightener in nickel baths

Propargyl alcohol

  • Good leveling and high brightness

10 - 20 mg/L

Golpanol PME
  • Formulate brighteners for electroplating

  • Top brightener in nickel baths

Propargyl alcohol propoxylate

  • Lower vapor pressure

  • Easier to maintain concentration in bathless volatile than PA 

10 - 30 mg/L

Golpanol PS
  • Formulate brighteners for electroplating

  • Top brightener & leveling agent for electroplated Nickel

Sodium propargyl sulphonate

  • Miscible with water in all proportions

5 - 150 mg/L

Golpanol VS
  • Formulate brighteners for electroplating. 

  • Basic brightener and leveling agent in electroplated nickel

Sodium vinyl sulphonate

-

2 - 4 g/L

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