Hydrophobic Fumed Silica

Form :

Powder

Molecular Weight :

60.08 G/Mol

Boiling Point :

2230 °C

Melting Point :

1700 °C

Flash Point :

Not Applicable

Solubility :

Insoluble In Water

Description :

Overview of Hydrophobic Fumed Silica

 

Hydrophobic Fumed Silica is a specialized form of fumed silica with hydrophobic properties, making it an essential ingredient in various industrial applications where moisture resistance and improved flow properties are required. It is produced by treating fumed silica with silanes or other chemical agents to create a water-repellent surface. This modification significantly enhances its performance in diverse sectors like coatings, adhesives, sealants, and plastics. Hydrophobic Fumed Silica provides exceptional thickening, anti-settling, and rheological control, making it ideal for high-performance applications.

In combination with chemicals like Methylmagnesium Chloride and Sulfuric Acid AR, Hydrophobic Fumed Silica is used to improve the stability and performance of formulations. The versatility of Hydrophobic Fumed Silica allows it to be utilized in products ranging from paints and coatings to food packaging and personal care items, offering better consistency, easier handling, and long-lasting protection against moisture.

At ChemicalBull Pvt. Ltd., we supply premium-grade Hydrophobic Fumed Silica to meet the needs of industrial applications, ensuring high-quality performance in moisture-sensitive environments.

 

 

Applications of Hydrophobic Fumed Silica

 

Coatings & Paints

 

Hydrophobic Fumed Silica is widely used as a thickener and rheology modifier in paints and coatings. It improves the flow and leveling properties, enhancing the overall quality of the coating.

It also prevents pigment settling and ensures smooth application, even on vertical surfaces.

 

Adhesives & Sealants

 

In adhesives and sealants, Hydrophobic Fumed Silica enhances the viscosity and thixotropic properties, improving their consistency and performance.

Its moisture resistance makes it ideal for use in outdoor and water-exposed applications.

 

Cosmetics & Personal Care

 

Hydrophobic Fumed Silica is used in the formulation of cosmetics and personal care products to improve texture, stabilize emulsions, and control viscosity.

It is commonly found in products like lotions, creams, and foundations, providing a silky and smooth application.

 

Plastics & Rubber

 

In the plastics and rubber industries, Hydrophobic Fumed Silica acts as a reinforcing filler, enhancing mechanical properties and providing resistance to moisture and environmental stress.

It improves the durability of materials used in automotive, construction, and packaging applications.

 

Food Packaging

 

The water-repellent properties of Hydrophobic Fumed Silica make it an excellent choice for food packaging applications, offering moisture resistance and extended shelf life.

It helps prevent condensation and maintains the quality of packaged food products.

 

 

Safety & Handling Guidelines

 

  • Store in a dry, cool, and well-ventilated area.
  • Avoid dust formation and inhalation of silica particles.
  • Wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a respirator.
  • Follow all safety data sheet (SDS) instructions for handling and disposal.
  • Keep away from moisture and incompatible materials.

 

 

Where to Buy Hydrophobic Fumed Silica?

 

Hydrophobic Fumed Silica Manufacturer

 

Manufactured to strict quality standards to ensure superior performance and consistency in industrial applications.

 

Hydrophobic Fumed Silica Supplier & Distributor

 

ChemicalBull Pvt. Ltd. is a reliable supplier and distributor of Hydrophobic Fumed Silica, offering bulk pricing and fast delivery for industrial uses.

 

 

Hydrophobic Fumed Silica MSDS

 

Available on request with comprehensive safety, handling, storage, and transportation information.

 

 

Frequently Asked Questions

 

  1. What is Hydrophobic Fumed Silica used for?


    It is primarily used in coatings, adhesives, sealants, cosmetics, and plastics to enhance performance and moisture resistance.

  2. How does Hydrophobic Fumed Silica improve coatings?


    It acts as a thickener and rheology modifier, improving flow properties and preventing pigment settling.

  3. Is Hydrophobic Fumed Silica safe for use in cosmetics?


    Yes, it is widely used in cosmetics and personal care products to improve texture and stabilize formulations.