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    Gaizhou Hengda Chemicals Co., Ltd.

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HENGDA-E3133 - 3-(2,3-Epoxypropoxy)propyltriethoxysilane

HENGDA-E3133

3-(2,3-Epoxypropoxy)propyltriethoxysilane is a chemical compound that is used as a coupling agent and adhesion promoter in various industrial applications. Its chemical structure consists of a triethoxysilane group attached to a molecule containing a 3-(2,3-epoxypropoxy)propyl group. This compound is known for its ability to improve the adhesion between organic polymers and inorganic surfaces by forming strong bonds due to its silane functionality that can react with both types of surfaces. It is commonly utilized in coatings, adhesives, sealants, and composite materials to enhance their properties and performance.

  • Chemical Name:

    3-(2,3-Epoxypropoxy)propyltriethoxysilane

  • CAS No.

    2602-34-8

  • Equivalent Name:

    A-1871

  • GF 82/GPTE

Typical Properties

Appearance

Colorless transparent liquid

Purity(%)≥97%

Density(ρ20), g/cm³

0.995~1.015

Molecular Weight

278.42

Refractive Index(n²⁵D)

1.4270~1.4370


Applications

1.3-(2,3-Epoxypropoxy)propyltriethoxysilane can be used as an adhesion promoter in polysulfide, urethane, epoxy and acrylic caulks, sealants, adhesives and coatings.

2.It can be used as a ingredient in the size used in the production process of glass fiber.

3.It can be used as a primer or additive in adhesives and sealants.

4.It can be used for the pretreatment of fillers and pigments or as an additive to the polymer

5.3-(2,3-Epoxypropoxy)propyltriethoxysilane can be used as an additive or as a primer for paints and coatings to improve adhesion to the substrate, especially glass and metal. 


Packing

25 kg, 200kg plastic or iron drum, IBC drum

HENGDA-E3133