Description

Silane, Isocyanatotriphenoxy- is a specialized organosilicon compound featuring a reactive isocyanate group. This unique bifunctional structure makes it a valuable coupling agent and surface modifier in advanced material synthesis. It is primarily utilized in industries requiring enhanced adhesion and compatibility between organic polymers and inorganic substrates. Key sectors include high-performance coatings, advanced composites, and specialty adhesives.

Application

• Surface Modification Agent: Used to functionalize glass, silica, and metal oxide surfaces to improve polymer adhesion.
• Coupling Agent for Composites: Enhances the interfacial bonding in fiberglass-reinforced plastics (FRP) and mineral-filled polymer composites.
• Adhesive Formulation: Serves as an additive in polyurethane and epoxy-based adhesives to improve bond strength to difficult substrates.
• Coating Crosslinker: Acts as a crosslinking agent in moisture-curable coatings and sealants, providing improved durability and chemical resistance.
• Hybrid Material Synthesis: A key precursor in the sol-gel process for creating organic-inorganic hybrid materials with tailored properties.
• Rubber & Elastomer Processing: Improves filler dispersion and reinforcement in silicone and other specialty elastomers.

Basic Information

Product Name	Silane, Isocyanatotriphenoxy-
CAS No.	3410-74-0
Molecular Formula	C21H17NO4Si
Molecular Weight	375.45 g/mol
Synonyms	Triphenoxysilyl isocyanate; Isocyanatotriphenoxysilane; 3-Isocyanatotriphenoxysilane; Silane, isocyanato triphenoxy-; Triphenoxyisocyanatosilane; (Isocyanato)triphenoxysilane; NSC 163967; Silane coupling agent Y-9030
EINECS	222-300-6

Quality Control

Our Isocyanatotriphenoxysilane is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed to confirm identity, assay, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing purity, moisture content, and other critical parameters is provided with every shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 15-25°C. This product is hygroscopic (moisture-sensitive) and must be kept under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Isocyanate Content (Titration)	11.0 - 11.8 %
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	1.15 - 1.20
Refractive Index (n20D)	1.550 - 1.560

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.