| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a polyurethane resin composition which, when used as a binding material of a hollow fiber membrane, can suppress blocking of the hollow fiber membrane regardless of the type thereof. <P>SOLUTION: This polyurethane resin composition comprises: a main agent (I) which contains an isocyanate group-terminated urethane prepolymer (A); and a curing agent (II) which contains a hydroxyl group-terminated urethane prepolymer (B), wherein the hydroxyl group-terminated urethane prepolymer (B) is a reactant of a polyol component (a) containing a castor oil-based polyol (a1) and a polyisocyanate (b). <P>COPYRIGHT: (C)2013,JPO&INPIT |
