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Analysis of DEH by Tristimulus Colorimetry

IP.com Disclosure Number: IPCOM000044841D
Original Publication Date: 1984-Nov-01
Included in the Prior Art Database: 2005-Feb-06

Publishing Venue

IBM

Related People

Authors:
Chen, HH Ciecior, GH Love, DR [+details]

Abstract

Colorimetry is used to determine if impurities exist in p-diethylaminobenzaldehyde diphenylamine hydrazone (DEH). This material is useful as the hole transport molecule in electrophotographic photoconductors.