Admixture for cement, cement composition and cement molded article using the same

摘要

PROBLEM TO BE SOLVED: To provide an admixture for cement capable of improving intensity of a concrete, and cement composition and cement molding using it.;SOLUTION: An admixture for cement comprises: a master batch (A) including a cellulose nanofiber obtained by refining of a cellulose in polyester resin; absolute maleic acid copolymer resin (B); and water (C). In addition, the absolute maleic acid copolymer resin (B) has an acid value of 100-800.;COPYRIGHT: (C)2015,JPO&INPIT