Synthesis and characterization of solubility enhanced metal-free phthalocyanines for liquid crystal display black matrix of low dielectric constant

W Lee, SB Yuk, J Choi, DH Jung, SH Choi, J Park…

Index: Dyes and Pigments, , vol. 92, # 3 p. 942 - 948

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Citation Number: 28

Abstract

... dyes generally have low thermal stability compared to carbon black and organic pigments. ... Three metal-free PC dyes were synthesized by introducing substituents including alkyl or alkoxy ... Dye-based BMs were fabricated and their optical and dielectric properties were examined ...