Polishing liquid, polishing liquid set, and substrate polishing method

A polishing liquid comprising a liquid medium, an abrasive grain and a polymer, wherein the polymer includes a first molecular chain having a functional group directly bonded thereto, and a second molecular chain branched from the first molecular chain, and the functional group is at least one selec...

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Bibliographische Detailangaben
Hauptverfasser: Iwano, Tomohiro, Akutsu, Toshiaki, Aoki, Masako, Fukasawa, Masato, Minami, Hisataka, Yamashita, Tetsuro
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A polishing liquid comprising a liquid medium, an abrasive grain and a polymer, wherein the polymer includes a first molecular chain having a functional group directly bonded thereto, and a second molecular chain branched from the first molecular chain, and the functional group is at least one selected from the group consisting of a carboxyl group, a carboxylic acid salt group, a hydroxyl group, a sulfo group and a sulfonic acid salt group.