Polymer composite material of collagen and preparation process thereof

The invention belongs to the technical field of polymer composite materials, and particularly relates to a polymer composite material of collagen and a preparation process of the polymer composite material. The high-molecular composite material of collagen comprises internal weaving lines and an external wrapping layer, the external wrapping layer is polyvinyl alcohol; the internal weaving lines are woven by polyethylene composite materials; the polyethylene composite material comprises polyethylene, nano titanium dioxide, collagen and polyvinyl alcohol; in the polyethylene composite material, polyethylene is cross-linked with polyvinyl alcohol through a cross-linking agent. The product obtained by the invention can effectively give consideration to both mechanical properties and good biocompatibility. 本发明属于高分子复合材料技术领域，更具体地，涉及一种胶原蛋白的高分子复合材料及其制备工艺。所述胶原蛋白的高分子复合材料包括内部织线与外部包裹层组成；所述外部包裹层为聚乙烯醇；所述内部织线由聚乙烯复合材料编织制造而成；所述聚乙烯复合材料包括聚乙烯、纳米二氧化钛、胶原蛋白和聚乙烯醇；在所述聚乙烯复合材料中，所述聚乙烯通过交联剂与聚乙烯醇交联。本发明所得产品可以有效兼顾力学性能以及良好的生物相容性。