Description

3-(1-Aminopropoxy)-3.3-Dimethyl-1-Propenyltrimethoxysilane is a specialized organosilicon compound featuring both amino and alkoxysilane functional groups within its molecular structure. This dual functionality makes it a highly effective coupling agent and adhesion promoter, crucial for creating strong, durable interfaces between organic polymers and inorganic substrates. It is essential for manufacturers in the advanced composites, coatings, sealants, and adhesives industries seeking to enhance material performance, durability, and environmental resistance in their final products.

Application

• Adhesion Promoter in Coatings and Inks: Enhances the bonding of paints, primers, and printing inks to difficult-to-adhere surfaces like metals, glass, and treated plastics.
• Coupling Agent for Reinforced Composites: Improves the interfacial adhesion between mineral fillers (e.g., silica, glass fibers) and polymer matrices (epoxy, polyurethane, nylon), leading to composites with superior mechanical strength and moisture resistance.
• Surface Modification of Nanoparticles: Used to functionalize silica, alumina, and other metal oxide nanoparticles to improve their dispersion and compatibility in organic systems for advanced material applications.
• Sealant and Adhesive Formulation: Acts as a crosslinking agent and moisture scavenger in silicone and hybrid polymer sealants and adhesives, improving cure profiles and long-term stability.
• Fiberglass Sizing and Treatment: Applied as a key component in sizing formulations for glass fibers to protect filaments and ensure optimal bonding with resins in composite manufacturing.
• Mineral Filler Treatment: Treats calcium carbonate, talc, and other fillers to reduce viscosity, improve dispersion in plastics, and enhance composite properties.

Basic Information

Item	Detail
Product Name	3-(1-Aminopropoxy)-3.3-Dimethyl-1-Propenyltrimethoxysilane
CAS No.	122630-66-4
Molecular Formula	C11H25NO4Si
Molecular Weight	263.41 g/mol
Synonyms	3-(1-Aminopropoxy)-3-methyl-3-butenyltrimethoxysilane; 3-(3-Aminopropoxy)-3-methylbut-3-en-1-yltrimethoxysilane; Amino-functional alkoxysilane; Aminoalkoxysilane coupling agent; Silane coupling agent KBM-576 (Trade Name Equivalent); γ-Aminopropyltrimethoxysilane derivative; 3-Butenyltrimethoxysilane, 3-(3-aminopropoxy)-3-methyl-; Amino-modified vinyltrimethoxysilane
EINECS	Contact for details

Quality Control

Our production of 3-(1-Aminopropoxy)-3.3-Dimethyl-1-Propenyltrimethoxysilane adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, purity verification, and functional group analysis. Certificates of Analysis (COA) documenting all critical specifications are available upon request. We are committed to meeting the exacting standards required for industrial and advanced material applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C/59-77°F). Due to its hygroscopic and highly volatile nature, the container must be kept tightly sealed under a dry, inert atmosphere (e.g., nitrogen) after opening to prevent moisture absorption and degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.420 - 1.430
Density (g/mL, 25°C)	0.95 - 1.00
Amino Value	Contact for details

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