N-Octadecyltrimethoxysilane (CAS 3069-42-9): Hydrophobic Surface Modification & Nanoparticle Agent Supplier
Discover the power of N-Octadecyltrimethoxysilane (CAS 3069-42-9), a high-performance alkylsilane engineered for superior surface modification. As a leading manufacturer and supplier in China, we offer this essential chemical to enhance hydrophobicity, improve compatibility, and enable advanced material properties for your critical applications. Get a quote today!
Get a Quote & SampleUnlock Superior Surface Properties with Our N-Octadecyltrimethoxysilane

N-Octadecyltrimethoxysilane
As a dedicated manufacturer and supplier, we provide high-purity N-Octadecyltrimethoxysilane (CAS 3069-42-9), a premium organosilane for advanced surface modification. Our commitment to quality ensures you receive a product that effectively creates hydrophobic layers, enhances bonding in composite materials, and improves performance in electronics. Partner with a trusted supplier for your chemical needs.
- Enhance Nanoparticle Dispersion: Improve the compatibility and dispersibility of inorganic nanoparticles in various matrices, a key for advanced materials.
- Achieve Superhydrophobic Surfaces: Form robust hydrophobic layers with high contact angles, ideal for water-repellent coatings and textiles.
- Boost Adhesion & Compatibility: As a silane coupling agent, it bridges organic and inorganic materials, crucial for adhesives, sealants, and composites.
- Supplier Reliability: Source this essential chemical from a reputable manufacturer in China, ensuring consistent quality and timely delivery.
Key Advantages of Our N-Octadecyltrimethoxysilane
Superior Hydrophobicity
Our N-Octadecyltrimethoxysilane imparts excellent water and oil repellency to treated surfaces, significantly increasing the water contact angle. This is critical for developing durable hydrophobic coatings and protective treatments.
Enhanced Material Integration
As an effective coupling agent, it improves the mechanical properties and adhesion of composites by creating strong interfacial bonds between inorganic fillers and polymer matrices. Buy our silane for better composite performance.
Versatile Application Spectrum
From electronics and textiles to oil drilling and water treatment, our N-Octadecyltrimethoxysilane (CAS 3069-42-9) is a versatile chemical intermediate that solves complex surface challenges. Enquire about bulk purchase options.
Broad Applications for N-Octadecyltrimethoxysilane
Nanoparticle Surface Modification
Ideal for modifying the surface chemistry of nanoparticles, enhancing their stability, dispersibility, and performance in nanocomposites and advanced materials. Find a reliable supplier for your nanoparticle research.
Hydrophobic Coatings & Treatments
Used extensively to create water-repellent and oleophobic surfaces on glass, ceramics, textiles, and construction materials. Purchase this agent for high-performance coating formulations.
Adhesives and Sealants
As a coupling agent, it improves adhesion between dissimilar substrates in adhesives and sealants, leading to enhanced durability and performance. Get a competitive price for bulk orders.
Electronics and Semiconductors
Modifies dielectric surfaces in organic field-effect transistors (OFETs), increasing charge carrier mobility and improving device stability. A key chemical for electronics manufacturers.