Invention Grant
- Patent Title: Ion-sensitive substance, ion-sensitive membrane using the same, and method for producing the ion-sensitive substance
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Application No.: US17241838Application Date: 2021-04-27
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Publication No.: US11745145B2Publication Date: 2023-09-05
- Inventor: Kei Toyota , Norihito Tsukahara
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JP 20090602 2020.05.25
- Main IPC: B01D69/10
- IPC: B01D69/10 ; B01D71/46 ; C07F7/18 ; B01D71/30
Abstract:
An ion-sensitive substance containing a crown ether structure composed of a repeating unit represented by formula (a): —CR1R2—CR3X—O— . . . (a) (in the formula, X is an organic group having an alkoxysilyl group at a terminal, and R1, R2 and R3 are each a hydrogen atom or a hydrocarbon group), and a part or all of the alkoxysilyl groups in the crown ether structure may be hydrolyzed to form a silanol group.
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