Patent ID: 7628710

Claim:
A golf club shaft composed of a laminate of prepregs each containing a matrix resin and reinforcing fibers impregnated with said matrix resin, wherein said reinforcing fibers of a part of said prepregs layered one upon another incline to an axis of said golf club shaft to form at least one bias layer; fullerene and/or a fullerene compound is mixed with said matrix resin of at least one part of said prepregs composing said bias layer respectively to form at least one fullerene-containing bias layer; each prepreg composing said fullerene-containing bias layer contains said fullerene and/or said fullerene compound at not less than 0.002 wt % nor more than 2 wt % of a weight of said matrix resin; the full length of said golf club shaft is not less than 800 mm nor more than 1270 mm; the fullerene-containing bias layer is interposed between other bias layers having reinforcing fibers that form an angle of ±45° with respect to the axis of the shaft and a straight layer having reinforcing fibers that form an angle of 0° with respect to the axis of the shaft; and said fullerene and/or fullerene compound is contained in said bias layer which is formed at the head-side tip of said golf club shaft in a length of 100 to 500 mm wherein said other bias layers and said straight layer are composed of said laminate of prepregs and do not contain said fullerene or/and said fullerene compound.