D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 17/45 (2006.01) D21H 21/02 (2006.01) D21H 21/10 (2006.01)
Patent
CA 2102742
ABSTRACT OF THE DISCLOSURE Improvement in the retention of fiber, drainage and in the prevention and removal of pitch in newsprint production is achieved by treating the newsprint pulp prior to sheet formation with an intermediate molecular weight diallyldimethyl ammonium chloride - acrylamide copolymers.
Armstrong John R.
Dell Kevin S.
Nalco Chemical Company
Smart & Biggar
LandOfFree
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