| 发明名称 |
ASPHALT COMPOSITIONS AND METHOD OF PREPARATION |
| 摘要 |
The present invention relates to novel polymer modified asphalt polyphosphor ic and superphosphoric acid treated binder compositions having enhanced high service temperature performance properties and the method of making them and to road paving asphalts containing them.
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| 申请公布号 |
CA2327872(A1) |
申请公布日期 |
1999.11.18 |
| 申请号 |
CA19992327872 |
申请日期 |
1999.03.19 |
| 申请人 |
EXXON RESEARCH AND ENGINEERING COMPANY |
发明人 |
PUZIC, OLGA;WILLIAMSON, KENNETH EDWARD |
| 分类号 |
C08K3/32;C08L95/00;(IPC1-7):C08K3/32;C08L53/02;C08L23/08;C08L23/16;C08L23/22 |
主分类号 |
C08K3/32 |
| 代理机构 |
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代理人 |
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