Process for the coloration of polyamides with pigments derived f

Details Process for the coloration of polyamides with pigments derived f Process for the coloration of polyamides with pigments derived f

1975-08-04

1978-05-16

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 78TF, C08K 534

Patent

active

040898369

ABSTRACT:
Linear polyamides are colored with pigments of the formula: ##STR1## wherein R represents the tetravalent residue of a substituted mono- or poly-cyclic aromatic hydrocarbon or a substituted or unsubstituted perinone, R.sub.1 represents a substituted or unsubstituted aliphatic, benzene, naphthalene or heterocyclic radical, R.sub.2 represents a substituted or unsubstituted aliphatic, aromatic or heterocyclic radical and Y represents an amino or haloformyl group. A copolycondensate results.

REFERENCES:
patent: 2668815 (1954-02-01), Nawiasky
patent: 3658747 (1972-04-01), Kolyer
patent: 3809670 (1974-05-01), Costain

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