发明名称 |
PREPREG BASE MATERIAL, LAYERED BASE MATERIAL, FIBER-REINFORCED PLASTIC, PROCESS FOR PRODUCING PREPREG BASE MATERIAL, AND PROCESS FOR PRODUCING FIBER-REINFORCED PLASTIC |
摘要 |
A laminated base material includes a lamination and integration of prepreg base materials each of which includes many reinforcing fibers arranged substantially in one direction and a matrix resin adhered to the reinforcing fibers, wherein at least one of the laminated prepreg base materials is formed with a prepreg base material having, throughout its whole surface, many incisions each extending in a direction crossing the reinforcing fibers, substantially all of the reinforcing fibers divided by incisions, and wherein a length L of each of reinforcing fiber segments formed by the incisions is 10 to 100 mm, a thickness H of the prepreg base material is 30 to 300 mum, and a fiber volume content Vf of the reinforcing fibers is 45 to 65% and arranging directions of the reinforcing fibers between one and another laminated prepreg base materials have at least two directions different each other.
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申请公布号 |
US2013095282(A1) |
申请公布日期 |
2013.04.18 |
申请号 |
US201213708127 |
申请日期 |
2012.12.07 |
申请人 |
TORAY INDUSTRIES, INC.;TORAY INDUSTRIES, INC. |
发明人 |
TAKETA ICHIRO;SATO NARUMICHI;WADAHARA EISUKE |
分类号 |
B32B5/12;B29C43/20;B32B3/26 |
主分类号 |
B32B5/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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