| 摘要 |
PURPOSE: A polyurethane outsole for footwear with superior permeability is provided, which can achieve impact absorption property or abrasion resistance and can extend service life. CONSTITUTION: A polyurethane outsole for footwear with superior permeability includes an outsole(10) which is formed by mixing polyurethane resin 90~95 weight%, abrasion-resistant material 2~5 weight%, and non-slip material 2~5 weight%. The outsole is equipped with ventilation grooves(11,11') which are formed in the vertical direction. The ventilation groove includes ventilation holes(12,12') formed to penetrate the side of the outsole and a circulation hole which is formed to penetrate the floor side of the outsole. |
