| 摘要 |
<p>Dyestuff solutions of in which CuPc denotes copper phthalocyanine, m denotes a number from 1.8 to 2.5 and M? denotes a mixture of A? and an amine of the formula in which n represents a number 0.8 to 1.5, A? represents an alkali metal ion or NH4 ion, R1 and R2 represents hydrogen, C1-C4-alkyl or(CH2-CH2-O)p-H and R3 represents -(CH2-CH2-O)p-H, wherein p donates an integer from 1 to 6, are suitable for dyeing paper in turquoise-colored shades.</p> |
