AIR ENTRAINING AGENT FOR CONCRETE CONTAINING AN AIR ENTRAINING SUPPORT AGENT

摘要

PURPOSE: An air entraining agent for concrete containing an air entraining support agent is provided to prevent excessive loss of entrained air and durability reduction.;CONSTITUTION: An air entraining support agent contains one or more surfactant selected from the compounds of chemical formulas 1-3. An air entraining agent for concrete contains 50-99 weight% of high alcohol anionic surfactant and 1-50 weight% of air entraining support agent. Concrete contains 0.001-0.2 weight% of air entraining agent. Concrete also contains fly ash.;COPYRIGHT KIPO 2011