Solvent-free spraying type anti-aging self-textured surface layer material as well as preparation method and construction method thereof

The invention belongs to the field of plastic track materials, and discloses a solvent-free spraying type anti-aging self-textured surface layer material as well as a preparation method and a construction method thereof. The self-textured surface layer material comprises a component A and a component B; the component A comprises polyether polyol A, polyether polyol B, a first plasticizer and isocyanate; the component B comprises polyether polyol B, polyether polyol C, a pigment, a filler, an amine chain extender, a thixotropic agent, a silane coupling agent containing reactive hydrogen on a functional group, a catalyst and other auxiliaries. The anti-aging performance and the self-texturing effect of the material are effectively improved, and solvent-free spraying construction is achieved. 本发明属于塑胶跑道材料领域，公开了一种无溶剂喷涂型耐老化自结纹面层材料及制备方法和施工方法。所述自结纹面层材料包括A组分和B组分；所述A组分包括：聚醚多元醇A、聚醚多元醇B、第一增塑剂和异氰酸酯；所述B组分包括：聚醚多元醇B、聚醚多元醇C、颜料、填料、胺类扩链剂、触变剂、官能团上含活泼氢的硅烷偶联剂、催化剂和其他助剂。本发明有效提高了材料的耐老化性能和自结纹效果，并且实现了无溶剂喷涂施工。