Patent ID: 9586308
Date: 2017-03-07
CPC Classifications: B24D

Claim:
1. A coated abrasive article, comprising: a backing having a major surface; a plurality of agglomerates adhered to said major surface, said agglomerates formed in situ on said backing during the process of manufacturing said coated abrasive article by nucleation of a plurality of abrasive particles on a plurality of target cores previously adhered to said major surface of said backing, said target cores being porous structures having an abrasive capacity as a grinding aid element; and a pre-make, a make and a size coat, each said coat comprising an organic resin, wherein said pre-make and make coats bind said target cores to said working surface of said backing and wherein said make and size coats bind said abrasive particles to said target cores to form said agglomerates.