Speciality Chemicals

Vinylmethylbis(Methylethylketoximino)Silane

  • CAS No.72721-10-9
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity crosslinker for neutral cure silicone sealants. Ensures excellent adhesion and stability in industrial formulations.

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Product Technical Details

Product Overview

Vinylmethylbis(Methylethylketoximino)Silane is a specialized organosilicon compound designed for high-performance industrial applications. As a premier neutral curing agent, this product plays a critical role in the formulation of advanced silicone sealants and adhesives. Our manufacturing process ensures exceptional purity and consistency, making it an ideal choice for producers seeking reliable crosslinking solutions that meet rigorous international standards.

This silane derivative features a unique chemical structure that facilitates moisture-induced curing without releasing corrosive byproducts. The presence of the vinyl group enhances compatibility with various polymer matrices, while the methylethylketoximino functionalities provide controlled reactivity under ambient conditions. This balance allows formulators to achieve optimal pot life and curing speed simultaneously.

Key Specifications

ParameterValue
CAS Number72721-10-9
Molecular FormulaC11H22N2O2Si
Molecular Weight242.39 g/mol
AppearanceColorless or straw clear liquid
Purity (GC)≥95.0%
Density0.920 g/cm3
Boiling Point262.9oC
Flash Point31oC

Industrial Applications

The primary application of this material is as a crosslinker in neutral cure silicone sealant systems. Unlike acidic curing agents, this oximino silane releases non-corrosive byproducts during the moisture curing process, making it safe for use on sensitive substrates such as metals, electronics, and coated surfaces. It effectively crosslinks silanol-terminated polydimethylsiloxane in the presence of atmospheric moisture, forming a durable and elastic network.

Beyond sealants, this compound serves as a valuable building block in the synthesis of modified silicone polymers. Its dual functionality allows for precise control over polymer architecture, enabling the development of materials with tailored mechanical properties. Industries ranging from construction to automotive manufacturing rely on this chemical for its ability to enhance adhesion, weather resistance, and long-term durability in finished products.

Quality Assurance and Storage

We maintain strict quality control protocols throughout the production lifecycle. Each batch undergoes comprehensive gas chromatography analysis to verify purity levels and ensure the absence of unwanted impurities. Certificates of Analysis (COA) are provided with every shipment to guarantee compliance with specified parameters. Our facility adheres to global safety and environmental standards, ensuring a sustainable supply chain.

For optimal stability, store this product in a cool, ventilated area away from direct sunlight and moisture sources. Keep containers tightly sealed when not in use to prevent premature hydrolysis. The standard packaging option is 210 liters per drum, though custom packaging solutions are available to meet specific logistical requirements. Contact our technical sales team for detailed handling guidelines and bulk pricing information.