[EN] AQUEOUS POLYURETHANE RESIN DISPERSION.<br/>[FR] DISPERSION AQUEUSE DE RÉSINE DE POLYURÉTHANE.
申请人:AGFA NV
公开号:WO2021249764A1
公开(公告)日:2021-12-16
An aqueous polyurethane resin dispersion, the polyurethane resin is obtainable by reacting an allophanate based isocyanate according to general formula I or II, optionally a polyether diol, a polyol containing a quaternary N-atom or tertiary amino group and a polyol selected from the group consisting of polyester polyol, polyether polyol, polycarbonate polyol, a polyacrylate polyol, a polyolefin and a polyamide polyol. The polyurethane resin is suitable as a resin in treatment liquids of substrates and images made by inkjet printing.