| 摘要 |
<p>PURPOSE: A waterproof color water-permeable concrete admixture is provided to prevent permeability degradation after construction and to impart excellent flexural strength, bonding strength, freezing and thawing resistance, alkali resistance, acid resistance, and chemical resistance using reinforcing fiber. CONSTITUTION: A waterproof color water-permeable concrete admixture includes a binder composition 70-80 weight% and water 20-30 weight%. The binder composition comprises Portland cement 100 parts by weight, alumina cement 4-9 parts by weight, micro cement 5-11 parts by weight, homopolymer polypropylene fiber 0.05-2 parts by weight, nanosilica 3-6 parts by weight, polycarboxylic acid 0.2-1.5 parts by weight, waterproofing silicon 0.7-3 parts by weight, inorganic pigment 3-6 parts by weight, and EVA(Ethylene-Vinyl Acetate) polymer 3-8 parts by weight.</p> |
