The Most well-liked epoxy resins are possibly diglycidyl ethers of bisphenol A, that is made by reacting bisphenol A (BPA) with epichlorohydrin (ECH). the molecular excess weight is managed by changing the ratio of ECH to BPA; high ratios generate decrease molecular weights. In such cases, so-referred to as ‘reactive https://www.propanraya.com/kategori/cat-lantai