Abrasive article and method of making the same

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United States of America Patent

PATENT NO 11826883
SERIAL NO

16471015

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Various embodiments disclosed relate to an abrasive article. The abrasive article includes a first major surface and an opposed second major surface. Each major surface contacts a peripheral side surface. A central axis extends through the first and second major surfaces. A first layer of abrasive particles is dispersed within the abrasive article according to a first predetermined pattern. Further a second layer of abrasive particles spaced apart from the first layer of abrasive particles and is dispersed within the abrasive article along a according to a second predetermined pattern. A binder material retains the first and second layers of abrasive particles in the abrasive article. A portion of the binder material is located between the first and second layers of abrasive particles. That portion of the binder material is substantially continuous.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Castillo, Maria C Merced, US 1 1
Eckel, Joseph B Vadnais Heights, US 77 283
Givot, Maiken St. Paul, US 29 250
Nienaber, Aaron K Maplewood, US 82 412

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