| 发明名称 |
Bituminous binder compositions. |
| 摘要 |
<p>A bituminous binder composition and method of making the composition are taught which composition has improved toughness and elasticity. The blend contains a bituminous binder material and a tapered A-B-A type block copolymer wherein the tapered copolymer is formed from a monovinyl aromatic compound and a conjugated diene.</p> |
| 申请公布号 |
EP0446391(A1) |
申请公布日期 |
1991.09.18 |
| 申请号 |
EP19900104787 |
申请日期 |
1990.03.14 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
VITKUSKE, JOHN F.;PELLETIER, RONALD R.;TUNG, LU HO;SNYDER, RONALD E. |
| 分类号 |
C08L95/00 |
主分类号 |
C08L95/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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