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US 3,945,990 AGranted
Disazo compounds containing an alkanolamine substituted triazine component
AssigneeSumitomo Chemical Company, Limited
InventorsTakuo Ikeda, Takushige Hadano, Syunsuke Nogi
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Abstract
A compound of the formula, as a free acid, ##SPC1## Wherein X is an alkanolamine residue, such as diethanolamine, which is useful for dyeing paper and pulp to give yellow dyeings with good light fastness.
Claims2
A compound of the formula, as a free acid, ##SPC7##
- wherein X is selected from the group consisting of monoethanolamine, diethanolamine, monopropanolamine and dipropanolamine.
A compound of the formula, ##SPC8##
Dependencies are inferred from the claim text.