阅读说明：本技术 具有高耐磨损性的管道 (Pipe with high abrasion resistance ) 是由 D·B·邢 石洪涛 郭锴 刘西强 万东 M·索利曼 于 2019-01-15 设计创作，主要内容包括：一种具有最内层的管道形或管形制品,其中所述最内层具有0.001至100mm的厚度并且包含聚烯烃组合物,所述聚烯烃组合物包含：a)丙烯-乙烯共聚物,其中衍生自乙烯的重复单元的量为基于所述丙烯-乙烯共聚物的重量计1至20重量％,并且其中所述丙烯-乙烯共聚物具有由ASTM D1505测定的至多0.9g/cm<Sup>3</Sup>的密度,和b)烯烃聚合物,其选自高密度聚乙烯(HDPE)、线型低密度聚乙烯(LLDPE)、聚丙烯(PP)和它们的组合。(A tubular or tubular article having an innermost layer, wherein the innermost layer has a thickness of from 0.001 to 100mm and comprises a polyolefin composition comprising: a) a propylene-ethylene copolymer wherein the amount of repeat units derived from ethylene is from 1 to 20 weight percent based on the weight of the propylene-ethylene copolymer and wherein the propylene-ethylene copolymer has at most 0.9g/cm as determined by ASTM D1505 3 And b) an olefin polymer selected from the group consisting of High Density Polyethylene (HDPE), Linear Low Density Polyethylene (LLDPE), polypropylene (PP), and combinations thereof.)