METHOD FOR MANUFACTURING RAPID-HARDENING AGENT AND CONCRETE PRODUCT

• Main Authors: YOSHINO, Ryoetsu, TOMIOKA, Shigeru, NGUYEN, Phuong Duc, HIGUCHI, Takayuki
• Format: Patent
• Language: English; French; German
• Published: 28.02.2018
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

To provide a rapid-hardening additive and a method for producing a concrete product, whereby an initial strength is obtainable even when a mixed cement is used. The rapid-hardening additive comprises a heat-treated product which is obtained by heat-treating a mixture of a CaO raw material, a CaSO 4...