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Key Properties
- Alkalinity: Liquid sodium silicate is highly alkaline, making it suitable for cleaning and bonding.
- Adhesive Strength: It acts as a strong adhesive in paper, wood, and other materials.
- Thermal Stability: Resistant to high temperatures, it is widely used in refractory applications.
Applications
- Detergents and Cleaning Agents:
- Used in detergents due to its emulsifying and anti-redeposition properties.
- Enhances cleaning efficiency, particularly in industrial settings.
- Construction:
- Applied in concrete densifiers and as a binder in cement and refractory materials.
- Improves durability and resistance to water penetration.
- Paper and Pulp:
- Acts as a bonding agent in corrugated boxes and paper products.
- Improves the durability and strength of paperboard packaging.
- Water Treatment:
- A corrosion inhibitor in boiler water systems.
- Effective in water softening and preventing scaling.
- Agriculture:
- Used as a soil stabilizer and to enhance nutrient delivery to plants.
- Automotive:
- Used in exhaust systems and muffler repair kits for its thermal stability.
Description
Advantages
- Cost-effective and easy to use.
- Non-toxic and environmentally safe when handled correctly.
- Available in a range of ratios of SiO₂ to Na₂O to meet diverse industrial needs.
Market Outlook
Liquid Sodium Silicate is experiencing steady demand, especially in emerging economies like China and India. The market is driven by growth in construction, detergents, and water treatment industries.
Product Variants
- Neutral Liquid Sodium Silicate: Ideal for applications requiring low reactivity.
- Alkaline Liquid Sodium Silicate: Used in high-performance industrial applications.
Key Manufacturers
- PQ Corporation
- Kiran Global Chem
- BASF SE
- Tokuyama Corporation
