Methacrylic Acid Copolymer is a chemical auxiliary agent and it is accessible in milky white liquid form. Its purity is around 47%. It is used as emulsion resin for cement. This chemical has stable properties and good dispersing effect. It also has excellent plasticizing attributes and unique water reducing capacity. Inclusion of this chemical in cement formulation helps to improve cement’s flexibility. Methacrylic Acid Copolymer has low water absorption rate and good aging resistance feature. It can also rest alkali after formation of film.