Invention Grant
- Patent Title: Cleaning formulation for removing residues on surfaces
- Patent Title (中): 用于清除表面残留物的清洁配方
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Application No.: US11770382Application Date: 2007-06-28
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Publication No.: US07947637B2Publication Date: 2011-05-24
- Inventor: Emil Kneer
- Applicant: Emil Kneer
- Applicant Address: US RI North Kingstown
- Assignee: Fujifilm Electronic Materials, U.S.A., Inc.
- Current Assignee: Fujifilm Electronic Materials, U.S.A., Inc.
- Current Assignee Address: US RI North Kingstown
- Agency: Fish & Richardson P.C.
- Main IPC: C11D7/50
- IPC: C11D7/50

Abstract:
The present disclosure provides a non-corrosive cleaning composition that is useful for removing residues from a semiconductor substrate. The composition can comprise water, at least one hydrazinocarboxylic acid ester, at least one water soluble carboxylic acid, optionally, at least one fluoride-containing compound, and, optionally, at least one corrosion inhibitor not containing a carboxyl group. The present disclosure also provides a method of cleaning residues from a semiconductor substrate using the non-corrosive cleaning composition.
Public/Granted literature
- US20080004197A1 CLEANING FORMULATION FOR REMOVING RESIDUES ON SURFACES Public/Granted day:2008-01-03
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