Overview of nano silica

Composition: Primarily composed of silicon dioxide (SiO2), similar to regular sand but on a much smaller scale.

Production: Nano silica can be produced through several methods such as sol-gel processes, vapor deposition, and plasma technology.

Applications: Due to its unique properties, nano silica finds applications in a wide range of fields including electronics, optics, biomedicine, and construction materials.

Features of nano silica

High Surface Area: One of the standout features of nano silica is its extremely high surface area relative to volume, which makes it highly reactive and useful for catalysis.

Enhanced Mechanical Properties: When added to other materials, nano silica can significantly improve mechanical strength, durability, and wear resistance.

Optical Properties: Depending on their size and shape, nano silica particles can manipulate light in interesting ways, making them useful in optical devices.

Biocompatibility: In biomedical applications, certain forms of nano silica are known for their biocompatibility and ability to deliver drugs within the body effectively.

Thermal Stability: Nano silica exhibits excellent thermal stability, allowing it to maintain its structure and properties at high temperatures.

Specification of Fumed Silicon Dioxide Colloidal Nano Silica Hydrophobic Hydrophilic SiO2 Fumed Silica

Requirements of Fumed Silicon Dioxide (Colloidal Nano Silica)

Item Review

Fumed silicon dioxide is a high-purity nano-sized silica made via flame hydrolysis. It looks like a penalty, free-flowing white powder. This material comes in two major surface area types: hydrophilic and hydrophobic . Both types offer superb thickening, anti-settling, and enhancing buildings.

Secret Features

– Fragment size : Usually 5– 50 nanometers
– Area : Varies from 50 to over 400 m TWO/ g (wager approach).
– Pureness : Higher than 99.8% SiO TWO.
– Bulk thickness : Around 30– 80 g/L.
– Loss on drying out : Below 1.5% at 105 ° C.

The hydrophilic type has without treatment surfaces with silanol (Si-OH) teams. It mixes well in water-based systems and polar solvents. The hydrophobic version is treated with organosilanes like dimethyldichlorosilane. This makes it ward off water and function better in non-polar settings such as oils, resins, and natural solvents.

Applications

This fumed silica is extensively made use of across lots of markets. In paints and layers, it protects against pigment settling and manages flow. In adhesives and sealers, it enhances stamina and quits drooping. Rubber and plastic makers include it to improve tear resistance and resilience. Cosmetics use it for texture control and oil absorption. Drugs rely on it as a circulation help in powders and tablets.

Handling and Storage space

Shop the product in a dry, great location far from dampness. Maintain containers secured when not being used. Usage correct air flow throughout handling. Put on handwear covers and eye protection to prevent irritation. Although safe, stay clear of breathing dirt. Follow neighborhood safety and security standards for fine powders.

Applications of Fumed Silicon Dioxide Colloidal Nano Silica Hydrophobic Hydrophilic SiO2 Fumed Silica

Applications of Fumed Silicon Dioxide

Fumed silicon dioxide, also called fumed silica or colloidal nano silica, is available in both hydrophobic and hydrophilic forms. Each type serves different industrial requirements thanks to its unique surface area residential properties.

Hydrophilic Fumed Silica

Enlarging and anti-settling representative: Hydrophilic fumed silica is commonly used in paints, layers, and adhesives. It aids prevent pigments and fillers from clearing up during storage. It also offers the ideal thickness for smooth application.

Rheology control: In cosmetics like creams and creams, this type of silica keeps appearances steady. It stops ingredients from separating and makes sure even spreadability.

Free-flow help: Food-grade hydrophilic fumed silica enhances flow in powdered products such as flavors, instant drinks, and drugs. It quits clumping triggered by wetness or pressure.

Hydrophobic Fumed Silica

Water resistance: Treated with silanes, hydrophobic fumed silica repels water. This makes it optimal for sealants, building and construction materials, and outside layers that should withstand rainfall and moisture.

Enhanced durability: In rubber and plastic manufacturing, it enhances mechanical strength and warmth resistance. It additionally decreases wear in high-friction settings.

Specialty applications: Used in electronic devices for insulation, in battery separators for stability, and in high-performance compounds where wetness control is essential.

Both hydrophilic and hydrophobic fumed silica deal great fragment size, high purity, and big surface. These attributes make them reliable additives across many markets– from auto and building and construction to food and personal treatment. Their capability to change texture, improve security, and resist ecological elements clarifies why they stay essential in modern material science.

Company Introduction

Welcome to HiphopGalaxy, a trusted global supplier of high-quality silicon dioxide (SiO2) powder, renowned for its exceptional purity and performance. Established with a vision to deliver cutting-edge materials that meet the diverse needs of modern industries, we have positioned ourselves as a leading player in the international market.

Our SiO2 powders find applications across multiple sectors, including adhesives, coatings, pharmaceuticals, cosmetics, polymers, and electronics. Each application benefits from the unique properties of our products—high surface area, excellent thixotropy, chemical inertness, and superior reinforcement capabilities. Whether you need hydrophilic or hydrophobic variants, we offer tailored solutions to meet your specific requirements.

If you have any questions, please feel free to contact us(nanotrun@yahoo.com).

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of Fumed Silicon Dioxide Colloidal Nano Silica Hydrophobic Hydrophilic SiO2 Fumed Silica

Frequently Asked Questions About Fumed Silica

What is fumed silica?

Fumed silica is a very fine powder made from silicon dioxide (SiO₂). It is produced by burning silicon tetrachloride in a flame. The result is a white, fluffy material with tiny particles. These particles are so small they form a network that gives the powder special thickening and anti-caking properties.

What’s the difference between hydrophobic and hydrophilic fumed silica?

Hydrophilic fumed silica attracts water. It mixes well in water-based systems. Hydrophobic fumed silica repels water. It is treated with chemicals like silanes to resist moisture. This makes it better for use in oils, solvents, or humid environments.

Where is fumed silica used?

It is used in many industries. Paints and coatings use it to prevent sagging. Adhesives and sealants use it to control flow. Cosmetics use it for texture and oil absorption. Pharmaceuticals use it as a flow aid in powders. Rubber and plastics use it to improve strength.

Is fumed silica safe to handle?

Fumed silica is not toxic, but it is a fine dust. Breathing in large amounts over time may irritate the lungs. Always wear a mask, gloves, and eye protection when handling it. Work in a well-ventilated area. Follow safety instructions on the product label.

How do I choose the right type for my application?

Look at your system first. If it is water-based, use hydrophilic fumed silica. If it is oil-based or exposed to moisture, use hydrophobic fumed silica. Also check the surface area and particle size. Higher surface area means stronger thickening. Talk to your supplier for help picking the best grade.