Entegris, Inc.
POST CMP CLEANING COMPOSITIONS FOR CERIA PARTICLES
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Abstract:
The invention provides a removal composition and process for cleaning post-chemical mechanical polishing (CMP) contaminants and ceria particles from a microelectronic device having said particles and contaminants thereon. The composition achieves highly efficacious removal of the ceria particles and CMP by-product contaminant material from the surface of the microelectronic device.
Status:
Application
Type:
Utility
Filling date:
31 Jul 2019
Issue date:
5 Mar 2020