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Hexadecyltrimethoxysilane

Chemical Name:	Hexadecyltrimethoxysilane
Product Category:	Long-chain Silanes \| Silane Coupling Agent
Structural Formula:
CAS No.:	16415-12-6
EINECS:	240-464-3
Molecular Formula:	C₁₉H₄₂O₃Si
Molecular Weight:	332.60 g/mol
Appearance:	Colorless to almost colorless clear liquid

Hexadecyltrimethoxysilane Description

Hexadecyltrimethoxysilane, also known as 1-(Trimethoxysilyl)hexadecane, is a long-chain alkylfunctional silane widely utilized in various industrial applications. Its unique chemical structure enables it to function effectively as a surface modifier and hydrophobic agent.

Chemical name	Hexadecyltrimethoxysilane
Synonyms	1-(Trimethoxysilyl)hexadecane, DYNASYLAN 9116, KH-1631
Melting point	-1°C
Boiling point	152°C
Density	0.89 g/mL at 20°C
refractive index	n²⁰/D 1.44
Flash Point	165°C
Solubility	Reacts slowly with moisture; soluble in organic solvents
Applications	Water-Repellent Surface Modifier: Forms a protective hydrophobic layer on substrates like concrete, enhancing durability and resistance to environmental factors. Filler Treatment: Improves compatibility between inorganic fillers (glass, ceramics, mica, talc) and organic polymers, enhancing composite material properties. Scorch Retardant: Used in wire and cable compounds to improve processability and extend shelf life, typically at 0.5-1.5 wt%. Polyolefin Production: Enhances surface properties and performance in polyolefin materials.
Safety and Handling	Hazard Statements: Causes skin irritation (H315) and serious eye irritation (H319). Precautionary Measures: Wear protective gloves and eye protection when handling. In case of skin or eye contact, rinse thoroughly with water and seek medical attention if irritation persists.

Packaging	Our standard packing is net 1kg/bag, 25kg/bag, 25kg/drum, 200kg/drum. According to customer requirements.
Sample	Provided for free
Inventory items	10 tons
Price	Please contact us to get the new price.

Packaging Specifications

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Hexadecyltrimethoxysilane: Guide

Hexadecyltrimethoxysilane is integral in applications requiring surface modification to enhance hydrophobicity and adhesion properties. Its ability to form durable, hydrophobic layers makes it invaluable across various industries, including coatings, construction, polymers, and textiles.

Key Benefits: