D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/02 (2006.01) D21H 17/45 (2006.01)
Patent
CA 2098328
-13- ABSTRACT The present invention provides for methods of inhibiting the formation and deposition of barium sulfate on the surfaces of papermaking systems. The inventive treatments comprise adding an effective amount of a poly(amine) compound to the papermaking systems. Representative polymers include polyallylamine, polytrimethylallylammonium chloride and polyvinylamine.
Dreisbach David D.
Fisher Alexander D.
Zidovec Davor F.
Betz Laboratories Inc.
Borden Ladner Gervais Llp
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