Hydroplane polishing device and method

Adhesive bonding and miscellaneous chemical manufacture – Delaminating processes adapted for specified product – Delaminating in preparation for post processing recycling step

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156645, 156662, 156345, 511313, 437225, 437946, B24B 5702, H01L 21302

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active

048697796

ABSTRACT:
A device for hydroplane polishing an exposed face of a sample includes a sample support having freedom of movement in a direction perpendicular to the exposed face; a polishing member having a surface opposite the exposed face; and a polishing fluid source for directing polishing fluid to a limited zone in the vicinity of the exposed face at sufficient pressure to cause the exposed face to hydroplane relative to the surface. Also, a device for rotating a sample relative to a surface for polishing a face of the sample using fluid in the space between the sample face and the surface includes a sample support held in a housing by an air bearing, and a source of air flow for rotating the support. Also, a device for hydroplane polishing includes a positive drive to rotate the sample support. Also, a device for polishing an exposed face of a sample includes a positive drive to rotate the sample and a positive drive to rotate the polishing member. Also, a device for hydroplane polishing includes a positive drive to rotate the polishing member, the sample also rotating. Also, a device for hydroplane polishing includes a polishing member that rotates around an axis and a mechanism for causing non-epicyclic motion of the exposed face relative to the axis.

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Gormley et al., Rev. Sci. Instrum., "Hydroplane Polishing of Semiconductor Crystals", vol. 52, pp. 1256-1258 (4/22/81).
Rideout, Journal, "An Improved Polishing Technique for GaAs", (7/6/72).
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