Description

1,6-Bis(Trimethoxysilyl)Hexane is a bifunctional organosilane coupling agent characterized by its hexylene bridge and terminal trimethoxysilyl groups. This molecular structure is critical for creating durable covalent bonds between inorganic substrates and organic polymers, significantly enhancing composite material performance. It is essential for manufacturers in the adhesives, sealants, coatings, and advanced composite materials industries seeking to improve adhesion, mechanical strength, and environmental resistance.

Application

• As a crosslinking agent and adhesion promoter in silicone sealants and high-performance adhesives.
• Surface modification of fillers (e.g., silica, glass fibers) and minerals to improve dispersion and interfacial bonding in polymer composites.
• Key intermediate in the synthesis of specialized silicone resins and modified siloxanes for coatings with enhanced durability.
• Primer or additive in corrosion-resistant coatings for metals, improving paint adhesion and substrate protection.
• Crosslinker for moisture-curing systems, such as in room-temperature vulcanizing (RTV) silicones.
• Surface treatment agent for nanoparticles to prevent aggregation and facilitate integration into organic matrices.

Basic Information

Product Name	1,6-Bis(Trimethoxysilyl)Hexane
CAS No.	87135-01-1
Molecular Formula	C12H30O6Si2
Molecular Weight	326.53 g/mol
Synonyms	Hexane-1,6-diylbis(trimethoxysilane); 1,6-Hexanediylbis(trimethoxysilane); Bis(trimethoxysilyl)hexane; Dynasylan® 1122; SIB 1832.0; 1,1'-(Hexane-1,6-diyl)bis(trimethoxysilane); 1,6-Bis(trimethoxysilyl)hexane; 1,6-Bis(trimethylsilyl)hexane (common misnomer)
EINECS	Contact for details

Quality Control

Our 1,6-Bis(Trimethoxysilyl)Hexane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including gas chromatography (GC) for purity and identity confirmation, to ensure it meets precise specifications and consistent performance for industrial applications. A Certificate of Analysis (COA) detailing all relevant parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent hydrolysis and degradation upon exposure to atmospheric moisture. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (20°C)	~1.00 g/cm³
Refractive Index (n20D)	~1.415

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