Name: Addivant ESG 115B R-2 372P20 Coupling Agent
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Addivant ESG 115B R-2 372P20 Coupling Agent

Highly effective silane-based coupling agent designed to enhance interfacial adhesion between inorganic fillers and organic polymer matrices.
Offers excellent hydrolytic stability due to its proprietary alkoxysilane structure with optimized alkoxy group balance.
Enables improved mechanical properties—including tensile strength, flexural modulus, and impact resistance—in filled thermoset and thermoplastic systems.
Compatible with a broad range of resins including epoxy, phenolic, unsaturated polyester, and polyurethane.
Low volatility and favorable handling characteristics support safe industrial-scale processing and storage.

Typical Applications Of Addivant ESG 115B R-2 372P20 Coupling Agent

Fiber-reinforced composites for aerospace and automotive structural components.
Mineral-filled epoxy encapsulants and potting compounds in electronics packaging.
Glass fiber–reinforced thermoset pultrusion and filament winding formulations.
Calcium carbonate– and silica-filled polyolefin compounds for cable jacketing and building materials.
High-performance abrasive wheels and friction materials requiring filler–binder integrity.

Chemical Type	γ-Glycidoxypropyltrimethoxysilane (GPS)
Product Form	Liquid
Appearance	Clear, colorless to pale yellow liquid
Density (25°C)	1.07 g/cm³
Refractive Index (25°C)	1.428–1.432
Flash Point (Tag Closed Cup)	102°C
Solubility	Miscible with common organic solvents (e.g., ethanol, acetone, toluene); hydrolyzes in water with acid or base catalysis
Storage Stability	12 months in original sealed container at 5–30°C

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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15921782326
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China