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US 12,570,798 B2Granted
Polyether compound and gas separation membrane
AssigneeZeon Corporation
InventorShigetaka Hayano
Life of this patent
Estimating the term…
Abstract
A polyether compound having a cationic group and two or more chain end groups and, wherein all of the chain end groups are any of a hydroxyl group and an azide group is provided.
Claims5
A polyether compound having a cationic group and two or more chain end groups, wherein
- all of the chain end groups are any of a hydroxyl group and an azide group,
- the polyether compound contains a linking group derived from a polyfunctional compound in the polymer main chain, and
- a functional group of the polyfunctional compound is at least one group selected from a group consisting of an alkynyl group, an isocyanate group and a halogenosilyl group.
Dependencies are inferred from the claim text.