In the coatings industry, achieving excellent adhesion to diverse substrates and ensuring long-term durability are critical performance indicators. 3-Aminopropyltrimethoxysilane emerges as a highly effective adhesion promoter and surface modifier, playing a pivotal role in enhancing the performance of paints, primers, and protective coatings. As a leading chemical manufacturer, we provide this indispensable ingredient to formulators aiming for superior results.
The Science Behind Enhanced Coating Performance
3-Aminopropyltrimethoxysilane (CAS 13822-56-5) is an organosilane with a dual functionality that makes it invaluable in coating applications. The silane end of the molecule readily bonds with inorganic substrates such as metals, glass, and mineral fillers, while the amino end interacts with organic binder resins in the coating formulation. This creates a robust chemical link at the interface, significantly improving adhesion, especially on challenging surfaces like glass fiber reinforced plastics or certain metals. This results in coatings that are more resistant to delamination, corrosion, and environmental degradation.
Key Applications and Benefits in Coatings
Our 3-Aminopropyltrimethoxysilane offers several key benefits for coating formulators:
Your Trusted Source for High-Quality Silanes
As a reputable supplier of specialty chemicals, we offer 3-Aminopropyltrimethoxysilane with a guaranteed purity of ≥98.0% (GC). We understand the critical role of consistent quality in coating formulations. We provide competitive price points for both small and bulk orders, supported by flexible packaging options to meet your specific production requirements. If you are looking to purchase this essential adhesion promoter, partnering with us ensures reliability and performance.
Elevate the performance and durability of your coatings with the advanced capabilities of 3-Aminopropyltrimethoxysilane. Contact us today to discuss your formulation needs and obtain a quote. Let us help you achieve superior adhesion and lasting protection for your valued clients.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.