Engineered abrasives
AssigneeSaint-Gobain Abrasives Technology Company
InventorsDamien Nevoret, Marc Pehkonen, Paul Wei, Gwo Shin Swei
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Abstract
Coated abrasives suitable for very fine abrading applications can be obtained by depositing a layer of a formulation comprising abrasive grits, fillers, grinding aid, additives and a binder resin on a substrate in the form of a structured abrasive, adhering to the surface of the structured abrasive a functional powder; and then applying a top size coat over the functional powder.
Claims10
A coated abrasive having an abrasive surface which is engineered to comprise a plurality of shaped composites attached to a common backing material, said composites comprising cured resin with abrasive particles dispersed therein and a layer of particles of a functional powder applied over and adhered to the shaped abrasive composites characterized in that a top size coat overlies the functional powder particles.
Dependencies are inferred from the claim text.