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Latex modified ultra rapid harding concrete composition having improved chloride iontophoretic resistance and durability and a repairing method of road pavement using the same
Latex modified ultra rapid harding concrete composition having improved chloride iontophoretic resistance and durability and a repairing method of road pavement using the same
The present invention is 10 to 30% by weight of a fast-setting cement binder, 30 to 60% by weight of fine aggregate, 20 to 50% by weight of coarse aggregate, 1 to 20% by weight of latex modified admixture, and salt penetration resistance including 1 to 20% by weight of compounding water And a latex modified quick-hardening concrete composition having excellent durability; The fast-hardening cement bonding material is 20 to 50% by weight of crude steel Portland cement, 20 to 30% by weight of metakaolin, blast furnace slag fine powder of 15 to 20% by weight of 6,000 to 12,000 cm 2 /g, and powder of 4,500 to 8,000 ㎠/ 5 to 30% by weight of calcium sulfoaluminate, 5 to 15% by weight of gypsum, 1 to 10% by weight of fly ash generated in a circulating fluidized bed boiler using petroleum coke, and 1 to 10 desulfurized gypsum from a circulating fluidized bed boiler using petroleum coke It contains 0.1 to 5% by weight of glass fine powder having a weight% and an average particle diameter of 0.1 to 5㎛; The latex modified admixture is 30 to 40% by weight of styrene, 30 to 40% by weight of butyl-prop-2-enoate, 1 to 10% by weight of 2-propenamide-co-prop-2-enoic acid, polyvinylamine 100 parts by weight of high performance synthetic latex containing 1 to 10% by weight and 1 to 10% by weight of 2,2-dinitropropyl acrylate, 20 to 30 parts by weight of polysilsesquioxane copolymer, 5 to 15% by weight of sodium silicate aqueous solution Using latent and polyketone and alginate-aluminate beads containing 5 to 15 parts by weight of collagen, the strength characteristics can be expressed early to minimize the traffic control period, salt penetration resistance and durability are excellent latex It relates to a modified quick-hardening concrete composition and a road pavement repair method using the same.
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机译：本发明是10至30重量％的速凝水泥粘合剂，30至60重量％的细骨料，20至50重量％的粗骨料，1至20重量％的乳胶改性的混合物，和包括1重量％至20重量％的配合水的耐盐渗透性和具有优异耐久性的乳胶改性的快速硬化混凝土组合物;快速硬化的水泥粘结材料为粗钢波特兰水泥的20至50％重量，偏高岭土20至30重量％，15至20重量％的高炉矿渣细粉6,000至12,000 cm 2 / g，以及4,500至8,000㎠/ 5至30重量％的硫铝酸钙，5至15重量％的石膏，1至10重量％的粉煤灰（在使用石油焦的循环流化床锅炉中产生）和1至10使用石油焦从循环流化床锅炉中脱硫的石膏，其包含0.1-5重量％的玻璃细粉，所述玻璃细粉的重量百分比为，平均粒径为0.1-5㎛;胶乳改性的混合物是30至40重量％的苯乙烯，30至40重量％的丙-2-烯酸丁酯，1至10重量％的2-丙烯酰胺-共丙-2-烯酸，聚乙烯胺100重量份的高性能合成胶乳，其包含1至10重量％和1至10重量％的丙烯酸2，2-二硝基丙基酯，20至30重量份的聚倍半硅氧烷共聚物，5至15重量％的硅酸钠。水溶液使用含有5至15重量份胶原的潜伏，聚酮和藻酸盐-铝酸盐微珠，可及早表达强度特性，以最大程度地减少交通控制时间，耐盐渗透性和耐久性极佳。硬化混凝土组合物以及使用该组合物的路面修补方法。
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