Greater molecular weight diglycidyl ethers (n ≥ 1) are formed through the reaction in the bisphenol A diglycidyl ether shaped with further bisphenol A, this is termed prepolymerization: Ordinary gelcoat formulated for use with polyester resins and vinylester resins doesn't adhere to epoxy surfaces, while epoxy adheres really properly if https://www.propanraya.com/id/produk/epoxy-fast-dry