Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Stefan Silber0
Stefan Stadtmüller0
Tammo Boinowitz0
Arno Knebelkamp0
Christian Psiorz0
Ellen Wallhorn0
Eberhard Esselborn0
Date of Patent
July 31, 2007
0Patent Application Number
108537630
Date Filed
May 25, 2004
0Patent Primary Examiner
Patent abstract
The invention relates to phosphoric esters of the general formula Iwhere X is 1 or 2; n is from 2 to 18; m and o are each from 2 to 100; k is from 2 to 4; R″ is H or a linear or branched alkyl radical; and R′ is an alkyl, alkaryl, alkenyl, or sulfopropyl radical, and to there use as dispersants for pigments and fillers in aqueous or organic media.
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