Paper making and fiber liberation – Processes and products – Non-fiber additive
Patent
1999-03-30
2000-06-20
Silverman, Stanley S.
Paper making and fiber liberation
Processes and products
Non-fiber additive
1621646, 1621682, 1621683, 1621812, 1621814, D21H 1755, D21H 1745, D21H 1752, D21H 1766
Patent
active
060773944
ABSTRACT:
A method for making alkaline fine paper which comprises adding (i) a glyoxylated acrylamide-diallyldimethyl ammonium chloride resin and (ii) an aminopolyamide-epichlorohydrin resin to an alkaline fine paper pulp slurry containing filler material during a papermaking process, the resins being added in an amount and at a rate sufficient to increase the retention of the filler in the paper and drainage of process water from the slurry.
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Au et al., "Applications of Wet-End Paper Chemistry," First edition 1995, pp. 111-113.
Palmateer Duane R.
Spence Gavin G.
Yarnell James R.
Callaway Chemical Corporation
Fortuna Jos'e A.
Jacobs Bruce F.
Silverman Stanley S.
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