| 发明名称 |
ASPHALT SHINGLE COATING WITH IMPROVED TEAR STRENGTH |
| 摘要 |
<p>The present invention is directed to an air-blown roofing asphalt modifie d with polyphosphoric acid and roofing products made with the polyphosphoric acid-modified, air-blown asphalt.</p> |
| 申请公布号 |
CA2670086(A1) |
申请公布日期 |
2008.05.29 |
| 申请号 |
CA20072670086 |
申请日期 |
2007.11.08 |
| 申请人 |
ICL PERFORMANCE PRODUCTS LP |
发明人 |
MALDONADO, RENE;FALKIEWICZ, MICHAEL |
| 分类号 |
E04D1/22 |
主分类号 |
E04D1/22 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
