发明授权
US07589149B2 Aqueous poly(urea/urethanes) dispersions using polyester glycol 失效
使用聚酯二醇的聚(尿素/聚氨酯)水分散体

Aqueous poly(urea/urethanes) dispersions using polyester glycol
摘要:
Stable aqueous poly(urea/urethane) polymers and dispersions are made that do not require the inclusion of chain extenders, curing agents or crosslinking agents.
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