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US 2022/0354072 A1Published application
Water-absorbent copolymer
AssigneeKuraray Co., Ltd.
InventorsMasahiro BABA, Yusuke SAEGUSA, Toshinori KATO
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Abstract
A water-absorbent copolymer may include a vinyl alcohol constituent unit x and a constituent unit z other than the vinyl alcohol constituent unit x and a vinyl ester constituent unit y, wherein a ratio of a content of an average sequence of the constituent unit z to a content of the constituent unit z is 50.0 mol % or less.
Claims13
A water-absorbent copolymer, comprising:
- a vinyl alcohol constituent unit x;
- a constituent unit z other than the vinyl alcohol constituent unit x;
- and
- a vinyl ester constituent unit y,
- wherein a ratio of a content of an average sequence of the constituent unit z to a content of the constituent unit z is 50.0 mol % or less.
2 more elements
Dependencies are inferred from the claim text.