Patent ID: 8974267
Filing Date: 2015-03-10
Classification: B24B

Abstract:
1. An insert carrier configured to receive at least one semiconductor wafer for double-side processing of the wafer between two working disks of a lapping, grinding or polishing process, the insert carrier comprising: a core including a first material and having a first surface and a second surface; at least one opening configured to receive a semiconductor wafer; and a coating at least partially covering the first and second surfaces of the core, the coating including a surface remote from the core that includes a structuring including a multiplicity of elevations and depressions distributed in a pattern across the coating such that a correlation length of the elevations and depressions is in a range of 0.5 mm to 25 mm, and wherein an aspect ratio of the structuring is in a range of 0.0004 to 0.4.