Naphtholactam dyes

Details Naphtholactam dyes Naphtholactam dyes

1976-06-18

1977-12-13

Schenkman, Leonard

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602564C, 544142, C07D20956

Patent

active

040628450

ABSTRACT:
Condensation products of derivatives of naphtholactam and barbituric acid useful as dyes for synthetic fibers, particularly synthetic linear polyesters, and for coloring resins. The dyes give brilliant yellow to violet shades having outstanding fastness properties.

REFERENCES:
patent: 3959310 (1976-05-01), Brack et al.
patent: 3980651 (1976-09-01), Brack

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