| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a price rail having practically efficient transparency, surface hardness, surface smoothness, sectility and heat resistance and good in rigidity.SOLUTION: The price rail contains 20 to 100 mass% of a block copolymer and/or hydrogenated product thereof (I) containing 65 to 95 mass% of vinyl aromatic hydrocarbon and 5 to 35 mass% of conjugated diene, the block copolymer and/or hydrogenated product thereof (I) has a copolymer block A mainly containing vinyl aromatic hydrocarbon and a copolymer block B mainly containing conjugated diene and a storage elastic modulus (E') at 25°C is in a range of 0.2×10to 2.0×10Pa.</p> |
