D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
400/1300, 9/43
D21H 17/29 (2006.01) D21H 17/42 (2006.01) D21H 17/43 (2006.01) D21H 17/68 (2006.01) D21H 23/00 (2006.01)
Patent
CA 1266730
An improved binder for use in paper-making containing three ingredients, a cationic starch having a degree of substitution of at least 0.01, a high molecular weight anionic polymer having a molecular weight of at least 500,000 and a degree of anionic substitution of at least 0.01, and a dispersed silica having a particle size ranging from about 1 - 50 nano- meters.
527099
Nalco Chemical Company
Smart & Biggar
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