Considerations To Know About epoxy lantai
The preferred epoxy resins are either diglycidyl ethers of bisphenol A, and that is established by reacting bisphenol A (BPA) with epichlorohydrin (ECH). the molecular pounds is controlled by modifying the ratio of ECH to BPA; higher ratios make lessen molecular weights.Waterproofing adalah teknik membuat atap / dag beton pada bangunan menjadi lebi