Improve coating adhesion
The adhesion of a coating is one of the key indicators of its performance. N-(β-aminoethyl)-γ-aminopropylmethyl-dimethoxysilane significantly improves the adhesion of the coating to the substrate through the following mechanisms:

Chemical bonding: The methoxy group (-OCH₃) in the silane molecule can undergo hydrolysis and condensation reaction with the hydroxyl group (-OH) on the surface of the substrate (such as metal, glass, concrete) to form a strong Si-O-Si chemical bond.

Interface compatibility: The amino group (-NH₂) in the silane molecule can react with the functional groups (such as epoxy and carboxyl) in the coating resin to enhance the interfacial compatibility between the resin and the substrate.

Improved wettability: Silane coupling agents reduce the surface tension of the coating, making it easier to wet the substrate surface and reduce coating defects.

Enhance coating durability
The durability of the coating directly affects its service life, especially in harsh environments (such as high humidity, ultraviolet radiation, chemical corrosion, etc.). N-(β-aminoethyl)-γ-aminopropylmethyl-dimethoxysilane improves the durability of the coating in the following ways:

Improved water resistance: Silane coupling agents form a hydrophobic layer at the interface between the coating and the substrate, effectively preventing water penetration and reducing problems such as blistering and peeling of the coating.

Enhanced chemical resistance: The chemical bonds formed by silane molecules are highly stable and can resist corrosion from chemicals such as acids and alkalis.

Anti-ultraviolet performance: Silane coupling agents can improve the anti-ultraviolet aging performance of the coating and delay discoloration and powdering of the coating.

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