With the gradual enrichment with the types of concrete, the types of superplasticizers have also enhanced, and naphthalene superplasticizers and polycarboxylic acid superplasticizers are starting to be broadly used in concrete [27,28]. Though there have been quite a few types of superplasticizers, that happen to be all based on OPC, https://danteheogy.onzeblog.com/37726323/the-cement-diaries