Preform For Composite Material And Composite Material
Patent #: 6,828,016
Inventor(s): Kazutami Mitani and Kazuya Goto
Company: Mitsubishi Rayon Co., Ltd.
A preform for a composite material has been patented. The perform includes at least two layers of a reinforcing material made of a reinforcement fiber and, between the layers, a thermoplastic resin layer having spaces to allow liquid resin to flow through the perform. The layers of the preform are laminated, and the thermoplastic resin layer has a weight per square meter of 1-50 gpsm.
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