Precipitated calcium carbonate-cationic starch binder as retenti

Compositions: coating or plastic – Coating or plastic compositions – Carbohydrate or derivative containing

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Details

106464, 106468, 162175, C08L 9100, D21D 300

Patent

active

048925900

ABSTRACT:
A two component binder system comprising a highly dispersible, high specific surface area precipitated calcium carbonate (colloidal PCC) and a cationic starch, especially a cationic potato starch, for improving filler retention, opacity and strength during papermaking.

REFERENCES:
patent: 3245819 (1966-04-01), Eberts
patent: 3940550 (1976-02-01), Delfosse
patent: 4367207 (1983-01-01), Vanderheiden
patent: 4799964 (1989-01-01), Harvey et al.

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