WINDING CORE FOR WEBS AND ROLLS ON SAME

A winding core comprising: (a) a cylindrical tube having an outer surface and a longitudinal axis; and (b) a core covering comprising a polymeric netting having opposing interior and exterior sides disposed on the outer surface of the cylindrical tube, wherein the polymeric netting comprises an array of a plurality of polymeric ribbons and a plurality of polymeric strands arranged in sheet form with each polymeric ribbon bonded to one or two adjacent polymeric strands and each polymeric strand bonded to one or two adjacent ribbons. Also, rolls of web material wound upon such cures in roll form. 本发明公开了种卷绕芯，包括：(a)圆柱形管，该圆柱形管具有外表面和纵向轴线；和(b)设置在圆柱形管的外表面上的芯覆盖物，该芯覆盖物包括具有相背的内侧和外侧的聚合物结网，其中聚合物结网包括按片材形式布置的多个聚合物条带和多个聚合物股线的阵列，每个聚合物条带粘结到个或两个相邻聚合物股线并且每个聚合物股线粘结到个或两个相邻条带。还公开了以卷形式卷绕在此类芯上的幅材材料的卷。