With the gradual enrichment from the types of concrete, the types of superplasticizers have also enhanced, and naphthalene superplasticizers and polycarboxylic acid superplasticizers are beginning to be extensively used in concrete [27,28]. Though there are already quite a few types of superplasticizers, that happen to be all based on OPC, https://carbon-fiber-filament04714.activoblog.com/44131853/not-known-factual-statements-about-betontrennmittel