MANIPULATION OF MAGNETIZABLE ABRASIVE PARTICLES WITH MODULATION OF MAGNETIC FIELD ANGLE OR STRENGTH
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Dec 30, 2021
app pub date -
Sep 8, 2021
filing date -
Sep 8, 2021
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Abstract
According to one embodiment, a method of making an abrasive article is disclosed. The method can comprise: disposing a layer of a curable composition into a mold having a circular mold cavity with a central hub, wherein the circular mold cavity has an outer circumference and a rotational axis extending through the central hub, and wherein the curable composition is comprised of at least some magnetizable abrasive particles dispersed therein; and varying a magnetic field relative to the curable composition such that a majority of the magnetizable abrasive particles are at least one of oriented and aligned in a non-random manner relative to a surface of the mold; and at least partially curing the curable composition to provide the bonded abrasive article.
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