CEMENT COMPOSITION

摘要

PURPOSE: To provide a cement composition excellent in flowability and having excellent water repellency and crack resistance after hardened. CONSTITUTION: The cement composition consists of 100 pts.wt. hydraulic cement A, 0.1-50 pts.wt. spherical cross-linked silicone particles B containing non-cross- linked silicone oil and having 0.1-500 μm average particle diameter or 0.1-50 pts.wt. spherical cross-linked silicone particle B' containing a surfactant and having 1-500 μm average particle diameter and if necessary, aggregate C.