| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent an intermediate layer resin from exuding from the opposite surface of a glass cloth at the time of the production of a prepreg without impairing characteristics such as punching properties or the like. SOLUTION: An intermediate layer resin is applied to a glass cloth and, further, a glass cloth is placed on the coated glass cloth to obtain a laminate which is, heated under pressure to produce a composite laminated sheet. In this method, as the glass cloth, a glass cloth preliminarily impregnated with an epoxy resin to which 1-5 wt.% of the total resin amt. of fine particulate silica is added is used.</p> |
