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Featured researches published by Udo Eckstein.


Archive | 1987

Paper-coating slips containing fluorescent brighteners

Jochen Koll; Friedhelm Muller; Werner Bieber; Joachim Konig; Udo Eckstein; Hans Theidel


Archive | 1987

Triarylmethane color formers

Udo Eckstein; Hubertus Psaar; Gert Jabs


Archive | 1980

Triazolyl coumarin compounds, processes for their preparation and their use as whiteners and laser dyestuffs

Udo Eckstein; Roderich Raue; Carl-Wolfgang Dr Schellhammer


Archive | 1983

Water-insoluble azolystyryl optical brighteners

Udo Eckstein


Archive | 1987

Highly concentrated stable solutions of color-forming agents: for pressure-sensitive recording materials

Udo Eckstein; Hubertus Psaar


Archive | 1988

Triarylmethane color-forming agents

Udo Eckstein; Hubertus Psaar; Gert Jabs


Archive | 1998

Process for the preparation of substituted 4,4'-diaminostilbene-2,2'-disulphonic acids

Ulrich Feldhues; Rolf Brockmann; Udo Eckstein; Detlef Dr. Szeymies


Archive | 1987

Highly concentrated stable solutions of dyes

Udo Eckstein; Hubertus Psaar; Günter Dr. Hunger; Bodo Dr. Hilterhaus


Archive | 1998

Process of preparation of substituted 4,4'-diaministilbene-2,2'-disulfonic acid

Rolf Dr. Brockmann; Udo Eckstein; Ulrich Feldhues; Detlef Dr. Szeymies


Archive | 1996

Process for preparing substituted 4,4'-diaminostilbene-2,2'-disulphonic acid salts

Ulrich Feldhues; Udo Eckstein; Uwe Vogt; Rolf Brockmann

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