High mineral composite fine paper

Details High mineral composite fine paper High mineral composite fine paper

1981-06-01

1984-05-01

Chin, Peter

Paper making and fiber liberation

Processes and products

With coating after drying

162136, 1621646, 1621682, 1621683, 1621811, 1621812, 1621814, 1621816, 1621818, D21F 1100

Patent

active

044459700

ABSTRACT:
Composite fine paper suitable for offset and gravure printing at high speeds and containing over 30% filler up to 70% filler for basis weights of 30-150 lbs/3300 ft.sup.2, is produced on a high speed paper-making machine from a furnish containing large quantities of filler, preferably a mixture of clay and talc, and including 3-7% of an ionic latex which is selected to provide good retention and good strength without leaving a residue on the screen.

REFERENCES:
patent: 2657991 (1953-11-01), Walsh et al.
patent: 3119731 (1964-01-01), Strole et al.
patent: 3844880 (1974-10-01), Meisel et al.
patent: 4225383 (1980-09-01), McReynolds

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