| 发明名称 |
Aqueous polyurethane dispersions and their use for preparing coatings with excellent hydrolytic and thermal stability |
| 摘要 |
The present invention relates to aqueous dispersions of polyurethanes containing hydantoin groups (calculated as C3N2O2, MW 96) in an amount of 1 to 40% by weight, based on resin solids. The present invention also relates to the use of these dispersions for preparing coatings with excellent hydrolytic and thermal stability.
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| 申请公布号 |
US5733967(A) |
申请公布日期 |
1998.03.31 |
| 申请号 |
US19960704416 |
申请日期 |
1996.08.20 |
| 申请人 |
BAYER CORPORATION |
发明人 |
WICKS, DOUGLAS A.;MASON, ARTHUR W.;YESKE, PHILIP E.;GINDIN, LYUBA K.;YONEK, KENNETH P.;SCHMITT, PETER D. |
| 分类号 |
C08G18/08;C08G18/10;C08G18/28;C08G18/38;C08G18/80;(IPC1-7):C08J3/00;C08K3/20;C08L75/00 |
主分类号 |
C08G18/08 |
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