发明名称 |
Cationic aqueous bituminous emulsion-aggregate slurries preparation |
摘要 |
Cationic aqueous bituminous emulsion-aggregate slurries are disclosed to be formed with cationic emulsions prepared at elevated temperatures by emulsifying bitumen, such as an asphalt, in water with a cation-active emulsifier which is the product of the reaction of a sugar-containing syrup with modified polyamine which is the reaction product of a polyamine with certain polycarboxylic acids and anhydrides.
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申请公布号 |
US4877457(A) |
申请公布日期 |
1989.10.31 |
申请号 |
US19880263440 |
申请日期 |
1988.10.27 |
申请人 |
WESTVACO CORPORATION |
发明人 |
SCHILLING, PETER;SCHREUDERS, HANS G. |
分类号 |
C07C55/02;C07C55/21;C07C57/02;C07C61/22;C08L95/00;C09F1/04 |
主分类号 |
C07C55/02 |
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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