Preflocculated filler compositions for use in the manufacture of

Details Preflocculated filler compositions for use in the manufacture of Preflocculated filler compositions for use in the manufacture of

1977-02-15

1979-11-20

Bashore, S. Leon

Paper making and fiber liberation

Processes and products

Non-fiber additive

106306, 106308C, 106308N, 162168NA, 162175, 162181R, 162181A, 162181D, 162183, 252310, D21D 300

Patent

active

041749987

ABSTRACT:
A preflocculated filler composition for use in paper comprising a pigment, a starch phosphate and an organic polymeric retention aid such as a polyacrylamide, the combined weight of starch phosphate and organic polymeric retention aid on a solids basis being from 0.1 to 20 percent of the weight of the pigment.

REFERENCES:
patent: 2949397 (1960-08-01), Werner et al.
patent: 2972560 (1961-02-01), Stilbert et al.
patent: 3021257 (1962-02-01), Stauffenberg
patent: 3052595 (1962-09-01), Pye
patent: 3132066 (1964-05-01), Kerr et al.
patent: 3492225 (1970-01-01), Ryznar
patent: 3597251 (1971-08-01), Kaufman
patent: 3873336 (1975-03-01), Lambert et al.

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