| 摘要 |
<p>The present invention is a hydrogenated pentablock copolymer prepared by hydrogenating a pentablock copolymer produced from a vinyl aromatic monomer and a conjugated diene monomer, having the structure ABABA, wherein each vinyl aromatic polymer block (A) is hydrogenated to greater than 90 percent and each conjugated diene polymer block (B) is hydrogenated to greater than 95 percent.</p> |
