Patent ID: 6287175
Filing Date: 2001-09-11
Classification: B24B,G11B

Abstract:
A method of mirror-finishing comprising the steps of:supplying a solution containing hydroxyl groups on a target surface to be polished of a glass substrate;simultaneously pressing onto said target surface an elastic sponge material having abrading particles affixed therein and a plurality of indentations on a polishing surface thereof;simultaneously causing said substrate and said sponge material to move with respect to each other;thereafter supplying a washing liquid instead of said solution onto said target surface while pressing onto said target surface said elastic sponge material having abrading particles affixed therein and a plurality of indentations on a polishing surface thereof and causing said substrate and said sponge material to move with respect to each other;thereafter retracting said sponge material away from said target surface; andrinsing said target surface.