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Halide Ion Removal From Viologen Phosphate Disclosure Number: IPCOM000067748D
Original Publication Date: 1979-Sep-01
Included in the Prior Art Database: 2005-Feb-20

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Hobbs, DE [+details]


Viologen phosphate is used in electrochromic displays with silver electrodes and is synthesized by ion-exchange. The newly synthesized material contains, due to incomplete ion-exchange and impurities in other chemicals used in the synthesis, halides which react unfavorably with the electrodes.