3M Innovative Properties Company

Jacob M Zwier

Edward J Woo

Negus B Adefris

Nataliya V Fedorova

Jasmeet Kaur

Juan A Munoz

Daniel E Bygd

A nonwoven abrasive article having a nonwoven web and a binder adhering formed ceramic abrasive particles to fibers of the nonwoven web. The formed ceramic abrasive particles having a formed ceramic abrasive particle size and the fibers having a fiber diameter, and wherein a ratio of the formed ceramic abrasive particle size to the nonwoven fiber diameter is from 0.4 to 3.5.

Nonwoven abrasive article containing formed abrasive particles

An abrasive article having first and second major surfaces includes a lofty open nonwoven fiber web comprising entangled fibers. The fiber web includes a densified outer layer comprising a portion of nonwoven fiber web proximate to the first major surface. At least a portion the entangled fibers in the densified outer layer are melt-bonded to one another. An abrasive material is coated on the densified outer layer. The abrasive material includes abrasive particles having a median particle diameter D50 in the range of 1 to 15 microns retained in a binder material. The abrasive article has a Stiffness Test force of 0.1 to 5.0 pounds (0.45 to 2.27 kg) or less. The abrasive article can be used to abrade a workpiece.

Abrasive article and method of using the same

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River Falls, WI, United States of America

Jacob M Zwier