Compositions – Organic luminescent material containing compositions – Optical brightening compositions
Patent
1980-01-23
1981-06-02
Demers, Arthur P.
Compositions
Organic luminescent material containing compositions
Optical brightening compositions
542435, 542461, C09K 1106
Patent
active
042710367
ABSTRACT:
Colorless formulations of optical brighteners from the 4,4'-bis-triazinylamino-stilbene-disulfonic acid series, which are obtained by heating the brightener together with an oxyalkylate.
REFERENCES:
patent: 3472842 (1969-10-01), Hausermann et al.
patent: 3630944 (1971-12-01), Ohkawa et al.
patent: 3941778 (1976-03-01), Mueller et al.
patent: 3962115 (1976-06-01), Clark et al.
patent: 4136054 (1979-01-01), Petzold et al.
Frischkorn Hans
Martini Thomas
Uhl Klaus
Demers Arthur P.
Hoechst Aktiengesellschaft
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