| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an aq. resin compsn. excellent in water resistance, solvent resistance, and ink absorption, an aq. coating material, and a recording agent for ink jet. SOLUTION: This aq. resin compsn. comprises a polyurethane resin emulsion (A) and a vinyl alcohol polymer (B) contg. 1-20 mol%α-olefin unit having not more than 4 carbons in a molecule and having a saponification degree of not lower than 90 mol%. It is pref. that the polyurethane resin emulsion (A) contains. an alkylene oxide chain in the molecule.</p> |
