| 简介 |
PROBLEM TO BE SOLVED : To provide a cement composition which has good workability and forms a mortar cured body having an adequate compression strength when it is integrated with a concrete structure and also having excellent adhesion and adhesion durability.
SOLUTION : The cement composition includes portland cement, a limestone powder, an inorganic expanding material, a fine aggregate, a lightweight aggregate, and a re-emulsified resin powder, and the lightweight aggregate is obtained by firing a raw material containing glass as a main component. The re-emulsified resin powder contains a styrene-acrylic copolymer resin as a main component and has a glass transition temperature (Tg) of -10 to 22°C.
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