Super Smooth Paper Backing for Fine Grit Abrasives and Methods of Their Application and Use
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United States of America Patent
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Issued Date -
Oct 8, 2015
app pub date -
Apr 4, 2014
filing date -
Apr 4, 2014
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Abstract
Methods for forming an abrasive backing having a super smooth surface are provided. The method can include applying a bond coating onto a first surface of a saturated, calendered paper; applying a barrier coating onto the bond coating to form an abrasive backing; and calendering the abrasive backing in a heated soft nip calender to produce the super smooth surface on the barrier coating. Abrasive backing sheets and abrasive sheet materials are also generally provided.
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