About epoxy lantai
The preferred epoxy resins are both diglycidyl ethers of bisphenol A, that's developed by reacting bisphenol A (BPA) with epichlorohydrin (ECH). the molecular excess weight is managed by altering the ratio of ECH to BPA; significant ratios produce lower molecular weights.Waterproofing adalah teknik membuat atap / dag beton pada bangunan menjadi leb