C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/244.8
C09B 19/00 (2006.01) C09B 57/06 (2006.01)
Patent
CA 1135694
ABSTRACT OF THE DISCLOSURE Novel blue naphtholactam compounds of the formula (I) Image (I) or the carbinol base thereof, in which R is hydrogen or a alkyl radical (C1-C4) unsubstituted or substituted by OH, C1-C4 alkoxy, phenoxy, C1-C4- alkoxy-CO, CN, halogen, phenyl, nitrophenyl, halogenphenyl,halogenphenyl, C1-C4-alkylphenyl, SO2N(alkyl-C1-C4)2 and coalkyl-C1-C4, X is an -O- atom, R1, R2, R3 and R4 independently of one another are hydrogen or an alkyl group having 1 to 6 carbon atoms unsubstituted or substituted by OH, CN and phenyl, or one or two of these substituents R1 to R4 is or are an aryl group unsubstituted or substituted by halogen, C1-C4-alkyl and C1-C4-alkoxy; R5 is a C1-C4-alkyl group unsubstituted or substituted by OH, CN, C1-C4-alkoxy and phenyl or a C2-C4 alkenyl group; R6 and R7 independently of one another are hydrogen, halogen or an alkyl or alkoxy group, each having 1 to 4 carbon atoms, A is an anion and n is 0 or 1 and the rings A and/or B can be unsubstituted or mono- or poly-substituted. Naphtholactam compounds in which n is 0 are suitable as dyes for transfer printing and those compounds in which n is 1 are used as dyes for dyeing and/or printing polyacrylonitrile materials or acid-modified polyamide or polyester materials.
349090
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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