Glycol-based

The glycol/polyglycol-based chemical family has been designed to suit a broad range of mineral recovery applications for medium-to-coarse particles.

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Product Features

  • Robust frother
  • Moderate-to-high kinetics and equilibrium recovery
  • Moderate selectivity
  • Recommended for medium-to-coarse particles
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Product Overview

The glycol and polyglycol-based series of products are robust frothers, exhibiting moderate-to-high kinetics and equilibrium recovery with moderate selectivity. This group is recommended for medium-to-course particles, where a medium-to-strong frother is needed. 


Glycol/polyglycol-based products available

  • Dowfroth 250: A standard frother for a wide variety of applications. Recommended particularly where a good degree of selectivity is required, together with high recovery for a broad range of fine-to-medium particle flotation systems of the sulfide minerals of copper, lead, zinc and copper/nickel.
  • Dowfroth 1012: Strongest frother. Recommended for a broad range of medium-to-thick particle flotation, including the sulfide minerals of copper, lead, zinc and copper/nickel.
  • Dowfroth 400: Completely water soluble. Recommended for use when there is the potential for the premature rupture of foam and for a broad range of medium-to-thick particles flotation system of sulfide minerals.
  • Methyl Isobutyl Carbinol (MIBC): Alcohol-based flotation frother. Recommended where a good degree of selectivity is required together with high recovery. Being a moderate frother, it is recommended for a broad range of particle flotation systems for fine particles.
  • H626
  • H301
  • H524
  • H500
  • H524

Product Typical Uses

Molycop's glycol-based frother chemicals are used by mining operators and metallurgists to enhance the froth flotation process, which is essential for separating valuable minerals from ore. Frothers stabilise air bubbles in the flotation slurry, promoting the formation of a stable froth layer that facilitates the removal of hydrophobic particles, thereby improving mineral recovery and process efficiency.

Product Benefits

Molycop’s glycol-based frother chemicals offer:
  • moderate-to-high kinetics and equilibrium recovery
  • moderate selectivity
  • improved process efficiency.

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