| 摘要 |
<p>Monoazo and disazo pigments from the group comprising acetoacetarylide, pyrazolone, beta -naphthol, 2-hydroxy-3-naphthanilide, 2-hydroxynaphthoic acid, benzimidazolone, diaryl yellow, diarylpyrazolone and disazobenzimidazolone pigments, whose preparation has involved the addition, no later than directly before their isolation, of at least one nonionic surfactant which has a turbidity point in aqueous solution, with the exception of pigments whose coupling component is bis(acetoacetylamino)benzene, are used for the pigmentation of solvent-containing printing inks employed in flexographic printing and intaglio printing on packaging.</p> |
