The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 25, 2014
Filed:
Apr. 13, 2012
Kazuya Goto, Irvine, CA (US);
Kazuki Koga, Aichi-ken, JP;
Tadayoshi Saitou, Aichi-ken, JP;
Akihiro Ito, Aichi-ken, JP;
Tsuneo Takano, Aichi-ken, JP;
Kouki Wakabayashi, Otake, JP;
Kazuya Goto, Irvine, CA (US);
Kazuki Koga, Aichi-ken, JP;
Tadayoshi Saitou, Aichi-ken, JP;
Akihiro Ito, Aichi-ken, JP;
Tsuneo Takano, Aichi-ken, JP;
Kouki Wakabayashi, Otake, JP;
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Abstract
The invention relates to a prepreg containing a reinforcing fiber, a sheet-like reinforcing fiber substrate including the reinforcing fiber, and a matrix resin, wherein the matrix resin is impregnated into the sheet-like reinforcing fiber substrate and also covers one surface of the sheet-like reinforcing fiber substrate, such that the matrix resin impregnation ratio is within a range of 35% to 95%. The invention also relates to a prepreg containing a reinforcing fiber substrate in the form of a sheet and formed from a reinforcing fiber woven fabric, and a matrix resin, wherein at least one surface of the reinforcing fiber substrate displays a sea-and-island-type pattern with resin-impregnated portions (island portions) and fiber portions (sea portions), such that a surface coverage of the matrix resin is within a range of 3% to 80%.