Papermaking process and paper produced therefrom
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United States of America Patent
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-
Mar 26, 1996
Issued Date -
N/A
app pub date -
Apr 28, 1994
filing date -
Jul 12, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Homogeneous and regular paper sheets are shaped, via conventional papermaking technique, from nonpolluting papermaking compositions comprising an aqueous suspension of cellulosic papermaking fibers that also include (a) an inorganic filler material, (b) a papersizing agent and (c) a ternary retention additive which comprises (c)(1) a cationic starch, (c)(2) a polyaluminum chloride and (c)(3) an anionic silica.
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Cited Art Landscape
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