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US 4,285,885 AGranted
Novel distyrylbenzene containing sulfonic acid groups
AssigneeCiba-Geigy Corporation
InventorKurt Weber
Life of this patent
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Abstract
The bis-styrylbenzene of the formula ##STR1## and the alkali metal, alkaline earth metal, ammonium and amine salts thereof, a process for its production and a method of whitening organic material which comprises the use of this compound.
Claims3
The bis-styrylbenzene of the formula ##STR8## and the alkali metal, alkaline earth metal, ammonium and amine salts thereof.
Dependencies are inferred from the claim text.