CMP polishing liquid and polishing method
One aspect of the present disclosure provides a CMP polishing liquid that comprises abrasive grains and a cationic polymer, wherein the cationic polymer has a main chain containing a nitrogen atom and a carbon atom and a hydroxyl group bonded to the carbon atom. Further, this CMP polishing liquid ma...
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Main Authors | , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
16.10.2021
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Subjects | |
Online Access | Get full text |
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Summary: | One aspect of the present disclosure provides a CMP polishing liquid that comprises abrasive grains and a cationic polymer, wherein the cationic polymer has a main chain containing a nitrogen atom and a carbon atom and a hydroxyl group bonded to the carbon atom. Further, this CMP polishing liquid may further comprise at least one cyclic compound selected from the group consisting of an amino group-containing aromatic compound and a nitrogen-containing heterocyclic compound. Another aspect of the present disclosure provides a polishing method that comprises a step for polishing a target material with the use of the CMP polishing liquid. |
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Bibliography: | Application Number: TW202110105256 |