An abrasive sheet is formed by uniformly painting slurry made of mixture of abrasive particles and adhesives on a surface of a base sheet with a pattern of irregularities by embossing. The slurry layer formed on the sheet hardens by drying at adequate temperature to form an abrasive layer. The abrasive...http://www.google.com/patents/US5015266?utm_source=gb-gplus-sharePatent US5015266 - Abrasive sheet and method for manufacturing the abrasive sheet
