| 摘要 |
<p>The present invention relates to polyurethanes with nonionic hydrophilic terminating groups and aqueous dispersions thereof. The polyurethanes may be used as freely added materials or as dispersants for particles such as pigments, disperse dyes, pharmaceuticals and other similar particles, the urea termination has nonionic hydrophilic substituents, such as methoxyethyl groups.</p> |
