Ion sensor containing a selective organic membrane

Details Ion sensor containing a selective organic membrane Ion sensor containing a selective organic membrane

1988-07-19

1991-07-30

Nguyen, Nam X.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204416, 204418, 357 25, G01N 2730

Patent

active

050357913

ABSTRACT:
An ion sensor is disclosed, together with the relevant process for preparing it, which contains a polymeric organic matrix, a ionophore, a device based on semiconductors of EMOS or ISFET (CHEMFET) type containing at its surface silicon oxide adhering to said polymeric organic matrix by means of a polysiloxanic matrix, characterized in that the polysiloxanic matrix is selected from the organosilanes of general formula ##STR1## wherein: R.sup.II, R.sup.III, R.sup.IV, which may be either equal to, or different from, one another, are alkyl or alkoxy groups containing from 1 to 10 carbon atoms,

REFERENCES:
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patent: 4236987 (1980-12-01), Schindler et al.
patent: 4269682 (1981-05-01), Yano et al.
patent: 4505799 (1985-03-01), Baxter
patent: 4735702 (1988-04-01), Reinhoudt et al.
patent: 4874499 (1989-10-01), Smith et al.
patent: 4878015 (1989-10-01), Schmidt et al.

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