| 摘要 |
PURPOSE: An artificial leather is provided to prevent pollution and micro scratch and to wash or polish the surface of silicon, crystalline material, and metal. CONSTITUTION: An artificial leather contains: a non-woven fabric formed of micro fiber with 0.1 or less of denier; and elastic polymeric resin which is impregnated into the non-woven fabric. The content of inorganic particles is 200ppm or less. The Mohs hardness of the inorganic particles is 6-9. |
