| 摘要 |
PROBLEM TO BE SOLVED: To provide a fiber-reinforced cement product excellent in bending strength, tensile strength, impact strength, alkali resistance, wet-heat resistance, and dispersibility into cement. SOLUTION: The fiber-reinforced cement product contains one or more kinds of reinforcing fibers, where the reinforcing fiber consists of an aromatic copolyamide containing a specific structural repeating unit and has strength of≥20 cN/dtex and a tensile modulus of elasticity of≥500 cN/dtex. COPYRIGHT: (C)2006,JPO&NCIPI
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