| 摘要 |
<p>A normally liquid, mixed-alky-lated, methylolated glycoluril derivaleast 3.70; having a degree of methylation, on average, of between about 0.9 and 3.60; having a degree of higher alkylation selected from ethylation, propylation and butylation, on average, correspondingly between about 2.80 and 0.40 and having a degree of total alkylation, on average, between about 3.70 and 4.00 and to the process of preparing the same.</p> |
