METHOD FOR CHEMICAL MECHANICAL POLISHING (CMP) OF LOW-K DIELECTRIC MATERIALS

The invention provides a method of polishing a substrate containing a low-k dielectric layer comprising (i) contacting the substrate with a chemical-mechanical polishing system comprising (a) an abrasive, a polishing pad, or a combination thereof, (b) an amphiphilic nonionic surfactant, and (c) a li...

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Bibliographic Details
Main Authors MOEGGENBORG, K.J, HAWKINS, J.D, CHOU, H, CHAMBERLAIN, J.P
Format Patent
LanguageEnglish
French
German
Published 01.06.2005
Edition7
Subjects
ADHESIVES
BASIC ELECTRIC ELEMENTS
CHEMISTRY
DRESSING OR CONDITIONING OF ABRADING SURFACES
DYES
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
GRINDING
MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
PERFORMING OPERATIONS
POLISHES
POLISHING
POLISHING COMPOSITIONS OTHER THAN FRENCH POLISH
SEMICONDUCTOR DEVICES
SKI WAXES
TRANSPORTING
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Summary:The invention provides a method of polishing a substrate containing a low-k dielectric layer comprising (i) contacting the substrate with a chemical-mechanical polishing system comprising (a) an abrasive, a polishing pad, or a combination thereof, (b) an amphiphilic nonionic surfactant, and (c) a liquid carrier, and (ii) abrading at least a portion of the substrate to polish the substrate.
Bibliography:Application Number: EP20030740859