What is Magnesium Hydroxide (Mg(OH)₂) Nanopowder/Nanoparticles?

Magnesium Hydroxide (Mg(OH)₂) Nanopowder/Nanoparticles are highly functional nanomaterials with flame-retardant, antimicrobial, and environmentally friendly properties. They are widely used in flame retardants, wastewater treatment, pharmaceuticals, coatings, and polymer composites due to their chemical stability, non-toxicity, and high thermal decomposition efficiency.

Chemical Properties of Magnesium Hydroxide (Mg(OH)₂) Nanoparticles

• Chemical Formula: Mg(OH)₂
• Molecular Weight: 58.32 g/mol
• Density: 2.34 g/cm³
• Melting Point: Decomposes at ~350°C
• Solubility: Slightly soluble in water, highly soluble in acids
• Thermal Decomposition: Forms Magnesium Oxide (MgO) and water vapor at high temperatures
• Flame Retardant Effectiveness: Releases water vapor, reducing fire risk
• CAS Number: 1309-42-8

Applications of Magnesium Hydroxide (Mg(OH)₂) Nanoparticles

1. Flame Retardants & Fire-Resistant Materials

   • Used as a non-toxic, halogen-free flame retardant in plastics, polymers, rubber, and textiles.
   • Commonly applied in cables, electronics, automotive parts, and construction materials.

2. Water Treatment & Environmental Applications

   • Neutralizes acidic wastewater and industrial effluents.
   • Used in heavy metal removal, flue gas desulfurization (FGD), and CO₂ capture.

3. Pharmaceutical & Healthcare Industry

   • Used as an active ingredient in antacids and laxatives.
   • Acts as an antimicrobial and anti-inflammatory agent in skin treatments.

4. Coatings & Paints

   • Enhances corrosion resistance and UV protection in industrial coatings.
   • Applied in self-cleaning surfaces and antibacterial coatings.

5. Plastics & Polymer Composites

   • Improves mechanical properties and heat resistance in polypropylene (PP), polyethylene (PE), and PVC.
   • Used in electrical insulation materials.

6. Energy Storage & Battery Applications

   • Investigated for use in magnesium-ion batteries and electrochemical applications.
   • Enhances thermal stability in battery separators.

7. Food & Agricultural Applications

   • Acts as a food additive and pH regulator in the food industry.
   • Used as a soil conditioner and fertilizer additive in agriculture.

Magnesium Hydroxide (Mg(OH)₂) Nanoparticle Prices

Pricing varies based on purity, particle size, and industry-specific modifications.

• Industrial Grade (95-98% Purity): $5 – $50 per kg
• High Purity (99% – 99.9% for Flame Retardants & Water Treatment): $100 – $500 per kg
• Ultra-High Purity (99.99% for Pharmaceuticals & Research Applications): $1,000 – $3,000 per kg

Prices fluctuate based on market demand, magnesium supply, and synthesis techniques.