Chlorine ion-selective electrode

Details Chlorine ion-selective electrode Chlorine ion-selective electrode

1987-10-19

1988-09-27

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

204418, G01N 2730, G01N 2750

Patent

active

047739690

ABSTRACT:
In a chlorine ion-selective electrode for analysis of chlorine ion in a liquid sample which comprises a silver metal layer, a silver chloride layer and a chlorine ion-selective membrane, superposed in order, the chlorine ion-selective membrane containing a hydrophobic organic polymer as a binder, the improvement wherein the hydrophobic organic polymer is a vinyl acetal polymer such as vinyl butyral or a copolymer of a vinyl acetal and at least one monomer copolymerizable therewith such as a copolymer of vinyl butyral and vinyl alcohol.

REFERENCES:
patent: 3740326 (1973-06-01), Grubb
patent: 3801486 (1974-04-01), Wise
patent: 4199411 (1980-04-01), Kim
patent: 4199412 (1980-04-01), Battaglia et al.
patent: 4214968 (1980-07-01), Battaglia et al.
patent: 4549951 (1985-10-01), Knudson et al.
patent: 4597848 (1986-07-01), Oka et al.

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