Tetraethyl Orthosilicate (TEOS) CAS 78-10-4: A Versatile Precursor for Silica and Advanced Materials

Discover the multifaceted applications of Tetraethyl Orthosilicate (TEOS) as a key intermediate for producing high-purity silica and advanced materials. Essential for industries ranging from semiconductors to coatings, TEOS offers a reliable sol-gel pathway for material innovation. Explore its potential and connect with leading suppliers for your material needs.

Get a Quote & Sample

Advantages of Sourcing TEOS

Purity and Consistency

Our Tetraethyl Orthosilicate (TEOS) is produced under strict quality control, ensuring a high purity level that is essential for sensitive applications like semiconductor processing and advanced material synthesis. As a reliable manufacturer, we provide batch-to-batch consistency, guaranteeing predictable performance for your industrial needs.

Cost-Effective Sourcing

We offer competitive pricing for Tetraethyl Orthosilicate (TEOS) as a leading supplier in China. Optimizing your procurement strategy with us means securing a high-quality chemical intermediate at an attractive price point, improving your overall production cost-efficiency.

Broad Application Spectrum

From creating glassy silica networks via sol-gel processes to acting as a crosslinking agent in silicone polymers, TEOS is a remarkably versatile chemical. Its utility in semiconductor manufacturing, aerogel production, and protective coatings makes it indispensable for diverse R&D and manufacturing initiatives.

Key Applications of TEOS

Semiconductor Manufacturing

TEOS serves as a critical precursor for depositing silicon dioxide (SiO2) films in semiconductor fabrication, enabling the creation of insulating layers and dielectric materials essential for microelectronic devices. Its controlled hydrolysis offers precise film growth.

Sol-Gel Processes

As a primary feedstock for sol-gel chemistry, TEOS facilitates the formation of silica networks. This allows for the synthesis of materials like aerogels, glass coatings, and specialized ceramic precursors, highly valued by researchers and industrial formulators.

Coatings and Surface Treatments

TEOS is utilized in various coating applications to enhance scratch resistance, provide thermal stability, and impart hydrophobic or hydrophilic properties to surfaces. Its ability to form protective silica layers makes it valuable for durable finishes.

Silicone Polymer Crosslinking

In the realm of silicone chemistry, TEOS functions as an effective crosslinking agent, contributing to the strength, flexibility, and thermal stability of silicone polymers used in sealants, adhesives, and elastomers.