Overview of Silica aerogel

Definition: Silica aerogel is a solid material derived from a gel, in which the liquid component of the gel has been replaced with a gas. This process results in a material that retains its gel-like structure but is extremely lightweight.

Production: It is typically produced through a sol-gel process followed by supercritical drying, which removes the liquid without causing the solid structure to collapse.

Applications: Commonly used in aerospace applications, as insulation in buildings, pipelines, and oil and gas industries due to its remarkable insulative properties.

Features of Silica aerogel

Low Density: One of the lightest solid materials known, often lighter than air, giving it a ghostly appearance.

Thermal Insulation: Possesses extremely low thermal conductivity, making it an excellent insulator even at high temperatures.

Transparency: Depending on its thickness and processing, silica aerogels can be highly transparent, allowing them to be used in certain optical applications.

Hydrophobicity: Many types of silica aerogels are treated to become hydrophobic, which helps prevent moisture absorption and enhances their durability and insulation performance.

Mechanical Fragility: Despite its impressive properties, silica aerogel is quite brittle and requires careful handling to avoid damage.

(Hydrophilic/Hydrophobic Type Nano Silica Aerogel Powder, Airgel Particles)

Specification of Hydrophilic/Hydrophobic Type Nano Silica Aerogel Powder, Airgel Particles

Nano silica aerogel powder is a special material. It is incredibly light. It feels almost like nothing in your hand. This powder comes from a gel. The liquid part of that gel gets replaced with air. That leaves a solid structure full of tiny holes. These holes are nanometer-sized. That means they are extremely small.

This structure makes the powder amazing at blocking heat. It has very low thermal conductivity. So, it doesn’t transfer heat well. This makes it a top choice for insulation. It keeps heat in or out effectively. The powder has a huge surface area too. There are two main types: hydrophilic and hydrophobic. Hydrophilic powder attracts water. It soaks up moisture easily. Hydrophobic powder repels water. It keeps water away.

Both types are very porous. They have lots of those tiny holes inside. This porous nature is key to their abilities. The powder works well in many situations. It is used for thermal insulation in buildings. It keeps homes warm. It insulates pipes carrying hot or cold liquids. It protects sensitive equipment from temperature changes. Scientists use it in labs for experiments. It helps make other materials better. It can be mixed into coatings or composites. This improves their performance. The powder is safe and stable. It does not easily break down. It handles high temperatures well. This makes it reliable for demanding jobs. You can find it in various industries. It solves tough insulation problems. It offers a powerful solution in a lightweight form.

(Hydrophilic/Hydrophobic Type Nano Silica Aerogel Powder, Airgel Particles)

Applications of Hydrophilic/Hydrophobic Type Nano Silica Aerogel Powder, Airgel Particles

Nano silica aerogel powder is a special material. It comes from silica. This powder is incredibly light. It feels almost like air. The powder has tiny pores. These pores trap air very well. Trapped air stops heat moving through. This makes the powder a top insulator. It keeps heat out or keeps warmth in extremely effectively.

This aerogel powder comes in two main types. One type loves water. We call this hydrophilic. The other type hates water. We call this hydrophobic. Builders use the hydrophobic powder a lot. They mix it into paints and coatings for buildings. This mix adds insulation. It also stops water soaking in. The coating stays dry. It protects walls better.

Oil and gas companies need these powders too. They work with oil and water mixtures. Separating oil from water is hard. Hydrophobic aerogel powder helps. It grabs onto oil droplets. It ignores the water. This makes separation easier and faster. Factories find this useful.

Textile makers also use this powder. They add it to fabrics. Fabrics treated with hydrophilic powder absorb liquids well. Think of sportswear pulling sweat away. Fabrics treated with hydrophobic powder push liquids away. Think of raincoats shedding water. The powder makes fabrics perform better.

Scientists keep finding new jobs for this powder. Electronics makers shield parts with it. Drug companies explore it for medicine delivery. The possibilities seem wide. Its lightness and strong properties open many doors.

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 Hydrophilic/Hydrophobic Type Nano Silica Aerogel Powder, Airgel Particles

What makes hydrophilic and hydrophobic silica aerogels different?

The difference is in their surface chemistry. Hydrophilic silica aerogels have water-loving surfaces. They attract and absorb water easily. Hydrophobic silica aerogels have water-repelling surfaces. They resist absorbing water or moisture. This key difference affects how they perform in different environments.

How do hydrophilic and hydrophobic aerogels handle water?

Hydrophilic aerogels soak up water like a sponge. They pull water into their pores. This makes them swell or change structure when wet. Hydrophobic aerogels act like water repellents. Water forms beads on their surface. It doesn’t soak into the material. This keeps their structure dry and stable.

Why is hydrophobic silica aerogel better for insulation?

Water destroys insulation performance. Wet insulation loses its ability to block heat. Hydrophobic aerogel keeps water out. Its pores stay dry and filled with air. Air is a great insulator. Hydrophilic aerogel absorbs moisture. This fills pores with water, a poor insulator. Heat moves through it much faster. So hydrophobic is essential for long-lasting thermal insulation.

Where are these different aerogels typically used?

Hydrophilic aerogels are often used in labs. They work well for separating chemicals. They help absorb specific substances. Hydrophobic aerogels are common in building materials. You find them in insulation boards and blankets. They are used in pipes and industrial equipment too. They protect against heat loss where moisture is present. Their water resistance is critical for these jobs.

How do I pick between hydrophilic and hydrophobic aerogel?

Think about the environment. Will it be exposed to moisture? If yes, you need hydrophobic aerogel. It prevents water damage and keeps insulating well. Choose hydrophilic if water absorption is needed. This might be for chemical processes or specific filtration. Check the application requirements carefully. The wrong type won’t work properly.

(Hydrophilic/Hydrophobic Type Nano Silica Aerogel Powder, Airgel Particles)