发明授权
US4331573A Aqueous dispersions of urethane-modified polyesters, a process for their production and their use for the production of lacquers 失效
氨基甲酸酯改性聚酯的水分散体,其生产方法及其用于生产漆的用途

Aqueous dispersions of urethane-modified polyesters, a process for their
production and their use for the production of lacquers
摘要:
Melts of Urethane-modified oligoesters and 1 or polyesters can easily be dispersed in an aqueous phase in the presence of a dispersing agent combination comprising a polyether-modified polyester and a non-ionic dispersing agent having a particular HLB value.
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