Plant fiber reinforced resin matrix composite material and preparation method thereof

The invention relates to a plant fiber reinforced resin matrix composite material, which is characterized in that the composite material is composed of a reinforcing body and a resin matrix, wherein the reinforcing body comprises nano cellulose crystal, carbon nanotubes and continuous plant fiber, and the nano cellulose crystal and the carbon nanotubes are attached to the surface of the continuousplant fiber. The reinforcing body of the composite material is a compound body of the cellulose crystal, the carbon nanotubes and the continuous vegetable fiber. The reinforcing body has two scales of nanometer and decimeter. The prepared composite material is a two-scale reinforced composite material. The patent provides a technical approach for the high performance of continuous plant fiber reinforced resin matrix composites. 本发明涉及一种植物纤维增强树脂基复合材料，其特征在于该复合材料由增强体和树脂基组成，其中：增强体包括纳米纤维素晶体、碳纳米管、连续植物纤维组成，所述纳米纤维素晶体和碳纳米管附着于连续植物纤维的表面。该复合材料增强体是纤维素晶体、碳纳米管和连续植物纤维的复合体，具有纳米级和分米级两个尺度，所制备的复合材料为双尺度增强复合材料。本专利为连续植物纤维增强树脂基复合材料高性能化提供了一条技