▎ 摘　　要

NOVELTY - A polyurethane artificial leather comprises polyurethane particles, graphene, lubricant, foaming agent, colorant and calcium carbonate. USE - Polyurethane artificial leather (claimed). ADVANTAGE - The polyurethane artificial leather has increased strength, wear resistance, prolonged service life and is non toxic and environmentally-friendly. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation method of polyurethane artificial leather, which involves (1) mixing the above mentioned raw materials, (2) heating, (3) melting, homogenizing, filtering and vacuum degassing, (4) calendering fabric, (5) laminating the fabric under heat and pressure, (6) decomposing foam agent at high temperature, (7) curing for 48 hours, cooling and packaging.