Cover layer for optical ion sensors

Details Cover layer for optical ion sensors Cover layer for optical ion sensors

1988-07-08

1992-02-25

Arnold, Bruce Y.

Optical: systems and elements

Having significant infrared or ultraviolet property

359896, 2504621, 356412, 436172, 435808, 21050025, 2105003, 73 36, G01N 2163

Patent

active

050918001

ABSTRACT:
In order to eliminate interferences of an optical or chemical nature, preferably in optical sensors, a cover layer is provided which comprises a hydrophilic, ion-permeable polymer membrane containing precious metal pigments deposited by a reduction or reduction/cementation technique for the purpose of suppressing straylight.

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