| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fiber-reinforced resin shaft for golf clubs which has excellently soft ball hitting feeling compared with the conventional one while retaining impact resistance. <P>SOLUTION: This fiber-reinforced resin shaft for golf clubs has a plurality of fiber-reinforced resin layers which include resin formed by hardening epoxy resin composition and reinforced fibers, wherein the epoxy resin composition satisfies the following conditions (a) and (b). The epoxy resin composition includes (a) epoxy resin component including epoxy resin having an oxazolidone ring structure, and (b) 20-30 pts.mass of thermoplastic resin dissoluble in the epoxy resin component with respect to 100 pts.mass of the epoxy resin component. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
