Additive for Modifying Cement Mortar/Concrete improves the properties of cementitious compositions. The Additive improves bond strength, mechanical properties and abrasion resistance of cement concrete or mortar. The Additive exhibits good adhesion to old concrete and masonry, brick, wood, metals and many other surfaces. Additive for Modifying Cement Mortar/Concrete can be availed in different specifications to cater to specific requirement.