The Most well-liked epoxy resins are both diglycidyl ethers of bisphenol A, that's established by reacting bisphenol A (BPA) with epichlorohydrin (ECH). the molecular fat is controlled by adjusting the ratio of ECH to BPA; large ratios generate decrease molecular weights. Some DIY-ers and maintenance corporations use resin to laminate https://www.propanraya.com/kategori/cat-lantai