Naphtholactam dyes

Details Naphtholactam dyes Naphtholactam dyes

1975-05-05

1977-02-22

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602471L, 2602565R, C07D40304

Patent

active

040091651

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: 3940398 (1976-02-01), Wade et al.

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