| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a golf ball having improved stability of pigment dispersion and curing agent blend and including polyurethane and polyurea compositions. <P>SOLUTION: This golf ball includes a core and a cover and the cover comprises the compositions including polyurethane prepolymer manufactured of reaction products between isocyanate and polyol; and the curing agent blend manufactured of, at least, a kind of a hardener and at least, a kind of a compatible freezing point depressing agent. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
