| 摘要 |
<p>The invention provides a backing (125) for an abrasive article comprising a sheet-like polymeric substrate having a first major surface (126) including a pattern of non-abrasive raised areas and depressed areas and an opposite second major surface (127) including a plurality of shaped engaging elements (22, 28) that are one part of a two-part mechanical engagement system. An abrasive product (50) is provided by coating at least the raised areas (63) of the backing (29) with an abrasive coating (62).</p> |
