Application No.: 200780015148

Application Date: Dec 10, 2007

Publication Time: May 13, 2009

Authorization Announcement Date: Jan 12, 2011

Patentee: Stock Corporation Shengdeke Industry Jin Longfan

This patent can provide the improvement abrasive paper in suppleness, surface roughness and working life, including (a) Forming three-dimensional multi-grinding structures on the backing through using the first grinding slurry and drying the grinding structures and (b) spraying the second grinding slurry in the special form on the three-dimensional structure to form the coating and drying the coating.