| 摘要 |
PROBLEM TO BE SOLVED: To provide an asphalt composition which has high softening point, high flexibility at low temperature, can be produced in short production time, and has high dispersibility of organic oxide in the composition and is excellent in mechanical properties.SOLUTION: The present invention relates to an asphalt composition containing: a polymer (P-a) of 1 mass% to 20 mass%; inorganic oxide (b) of 5 mass% to 45 mass%; and asphalt (c) of 50 mass% to 93.5 mass%, the polymer (P-a) contains a polymer block (S) mainly containing a vinyl aromatic monomer unit and a copolymer block (SB) containing a conjugated diene monomer unit and a vinyl aromatic monomer.SELECTED DRAWING: None |
