FIELD: paper-and-pulp industry. SUBSTANCE: mineral filler (calcium carbonate or finely divided calcium carbonate or precipitated calcium carbonate) with surface treated with anionogenic substance and cationic polymer (alkyl ketene dimer) is added to paper-making composition. Paper contains cellulose fibers and above-indicated doubly-treated mineral filler. EFFECT: improved paper quality. 13 cl, 3 tbl, 3 ex
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