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Marking ink compsn. for textiles and paper - comprises hydroxy-pyrene-tri:sulphonic acid, sucrose, lactose, maltose and buffer agent, for light fastness
Verwendung von waessrig-alkalischen Dispersionen auf Basis von carboxylgruppenhaltigen Styrolmischpolymerisaten als Weissbildner in weissfaerbenden Tinten und Tuschen