Process for in situ coloration of thermosetting resins

Details Process for in situ coloration of thermosetting resins Process for in situ coloration of thermosetting resins

1984-06-25

1985-03-26

Cockeram, Herbert S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521115, 521121, 521128, 521129, 521130, 521167, 528 48, 528 49, 528 52, 528 53, 528 54, 528 73, 534753, 534787, 534791, 534768, C08G 1814, C08G 1832, C08G 1834, C08G 1838

Patent

active

045074070

ABSTRACT:
A process of coloring polyurethane resins during the production of same with reactive colorants having the formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 are selected from halogen, carboxylic acid, alkanoyl, aryloyl, alkyl, aryl, cyano, sulfonylalkyl, sulfonylaryl, thioalkyl, thioaryl, sulfinylalkyl, sulfinylaryl, dithioalkyl, dithioaryl, thiocyano, amidoalkyl, amidodialkyl, oxyalkyl, oxyaryl, hydrogen, sulfonamidoalkyl, sulfonamidoaryl, sulfonamidodialkyl, sulfonamidodiaryl, carbocyclic forming polymethylene chains, sulfenamidoalkyl, sulfenamidodialkyl, sulfenamidoaryl, sulfenamidodiaryl, sulfinamidoalkyl, sulfinamidodialkyl, sulfinamidoaryl, sulfinamidodiaryl; and A is an organic dyestuff coupler that is resistant to stannous octanoate and flame retardant compounds and which has functionality through reactive substituents thereof.

REFERENCES:
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patent: 3994835 (1976-11-01), Wolf et al.
patent: 4026931 (1977-05-01), Wiesel et al.
patent: 4113721 (1978-09-01), Hanser et al.
patent: 4132840 (1979-01-01), Hugl et al.
patent: 4282144 (1981-08-01), Weaver et al.
patent: 4284729 (1981-08-01), Cross et al.
patent: 4301068 (1981-11-01), Giles et al.
patent: 4301069 (1981-11-01), Weaver et al.

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