发明授权
- 专利标题: Aqueous dispersions of urethane-modified polyesters, a process for their production and their use for the production of lacquers
- 专利标题(中): 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
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申请号: US167203申请日: 1980-07-09
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公开(公告)号: US4331573A公开(公告)日: 1982-05-25
- 发明人: Karl Zabrocki , Ludwig Bottenbruch , Franz Weider
- 申请人: Karl Zabrocki , Ludwig Bottenbruch , Franz Weider
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX2928552 19790714
- 主分类号: C08G18/00
- IPC分类号: C08G18/00 ; C08G18/08 ; C08G18/83 ; C08J3/05 ; C08L75/00 ; C09D175/06 ; C08L91/00
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.