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    Methyl Isobutyl Cabrino
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    Methyl Isobutyl Cabrino

    Methyl Isobutyl Carbinol (MIBC): A High-Performance Frother in Flotation Processes

    Introduction

    Methyl Isobutyl Carbinol (MIBC) is a widely used frothing agent in mineral flotation, especially in the extraction of copper, lead, zinc, and molybdenum ores. With the chemical formula C6H14O, MIBC is a branched alcohol that offers moderate volatility, low toxicity, and high selectivity, making it an ideal component in froth flotation systems. It is especially favored in non-ferrous ore beneficiation and is recognized for improving the froth formation and bubble stability, thereby enhancing metal recovery.

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    Description

    Chemical Identity and Description

    • Chemical Name: Methyl Isobutyl Carbinol

    • IUPAC Name: 4-Methyl-2-pentanol

    • Molecular Formula: C6H14O

    • CAS Number: 108-11-2

    • Molecular Weight: 102.17 g/mol

    • Appearance: Colorless liquid

    • Odor: Mild, characteristic alcohol-like odor

    • Solubility: Slightly soluble in water, miscible with most organic solvents

    • Boiling Point: Approx. 132°C

    • Flash Point: Approx. 43°C (closed cup)

    MIBC has a unique branched structure that contributes to its frothing ability, without producing overly persistent froth, thus offering excellent control in flotation circuits.

    Specifications

     

    Property Value
    Purity ≥ 99.0%
    Density (20°C) ~0.81 g/cm³
    Boiling Range 130–135°C
    Vapor Pressure (20°C) ~2.3 mm Hg
    Water Content ≤ 0.1%
    Color (APHA) ≤ 10
    Packaging 165 kg steel drums / IBCs / bulk tankers
    Shelf Life 12–24 months (if stored properly)

    Applications

    ⚒️ Mineral Flotation (Frother Agent)

    MIBC is primarily used as a frother in the froth flotation process for:

    • Copper sulfides

    • Lead-zinc ores

    • Molybdenum ores

    • Coal beneficiation

    MIBC provides fine bubble formation, which improves the separation efficiency and grade of concentrates. It generates moderate froth that is easy to control and doesn’t lead to excessive foam, making the processing smoother.

    🧪 Industrial Solvent Use

    MIBC is also used in:

    • Paint and coatings

    • Lacquers and inks

    • Textile chemicals

    • Plasticizers production

    Due to its solubility profile, it serves as a medium for dissolving active ingredients in industrial formulations.

    Benefits and Features

    • ✅ Highly Effective Frother – Enhances metal recovery in flotation

    • ✅ Low Foam Persistence – Allows easy process control

    • ✅ High Purity – Ensures consistent industrial performance

    • ✅ Versatile Use – Acts as a solvent in diverse chemical applications

    • ✅ Safe Handling Profile – Lower toxicity compared to alternatives

    Handling and Safety

    • Store in cool, ventilated, and fireproof areas

    • Use appropriate personal protective equipment (PPE)

    • Avoid inhalation and direct contact with skin or eyes

    • Keep away from open flames, sparks, or heat sources

    • Follow local guidelines for safe disposal and spill response

    Conclusion

    Methyl Isobutyl Carbinol (MIBC) is a crucial chemical in froth flotation, offering superior selectivity and control in non-ferrous metal beneficiation. Its high purity, chemical stability, and low foaming persistence make it an indispensable component in modern mineral processing plants. Additionally, its utility as an industrial solvent adds to its versatility across chemical industries.

    If you’re seeking a reliable and efficient frother, MIBC provides an optimal solution for both performance and process efficiency.

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