Tetraethylorthosilicate (TEOS)

Description

1. Product Overview

Tetraethylorthosilicate (TEOS) is a high-purity organosilicon compound widely used as a precursor for silica-based materials and coatings. Its primary industrial applications include the production of advanced ceramics, glass coatings, and semiconductor materials. TEOS offers superior hydrolysis and condensation properties, ensuring uniform silica networks and high-quality end products. Strategically, it is critical for industries seeking precision-engineered materials, enhanced durability, and high-performance coatings. Its consistent reactivity and scalability make TEOS a trusted choice for global industrial sourcing.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Si(OC₂H₅)₄ (Tetraethylorthosilicate)
• Purity / Grade: ≥ 98% industrial grade
• Physical Form: Clear, colorless liquid
• Density: 0.933 g/cm³ at 25 °C
• Boiling Point: 168 °C
• Solubility: Hydrolyzes in water to form silica
• Packaging Options: 200 kg drums, ISO tanks, or bulk containerized solutions
• Shelf Life: 12 months under sealed, temperature-controlled storage

3. Core Industrial Applications

• Semiconductor & Electronics: Used as a silica source in high-purity dielectric layers and thin films.
• Coatings & Surface Treatments: Integral in producing corrosion-resistant, hydrophobic, and anti-reflective coatings.
• Advanced Ceramics & Glass Manufacturing: Ensures uniform silica distribution for durable, high-strength materials.
• Chemical Intermediates: Acts as a precursor for sol-gel processes, silica gels, and silica nanoparticles.
• Advantages over Alternatives: Faster hydrolysis rates, higher purity, and uniform silica network formation enhance product consistency, reduce production downtime, and lower operational costs.

4. Competitive Advantages

• Quality Consistency: Strict industrial-grade production ensures batch-to-batch uniformity.
• Supply Reliability: Strategically located production and storage facilities guarantee continuous availability.
• Logistics Capability: Flexible packaging and containerized bulk shipments support global distribution.
• Price Competitiveness: Economically optimized for large-scale industrial operations.
• Sustainability: Compliant with environmental standards, minimizing VOC emissions during processing.
• Technical Support: Comprehensive documentation, including material safety data sheets (MSDS) and process guidance.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): 20 MT (BULK)
• Loading Capacity: 20 MT per standard 20 ft container (drums or bulk ISO tanks)