Improved pulp sheet formation

Details Improved pulp sheet formation Improved pulp sheet formation

1978-01-11

1980-04-15

Bashore, S. Leon

Paper making and fiber liberation

Processes and products

Non-fiber additive

162172, 162173, 162179, 162181C, 252358, D21H 300

Patent

active

041982673

ABSTRACT:
The drainage of pulp sheet is improved by treatment of the pulp prior to entry to the sheet making machine with a composition comprising a suspension of finely-divided hydrophobic lubricating particles in a suitable carrier liquid. The invention has particular applicability to paper making wherein the smoothness and printability of the paper is improved and to pulp drying.

REFERENCES:
patent: 3528929 (1970-09-01), Buckman et al.
patent: 3639260 (1972-02-01), Michalski
patent: 3697442 (1972-10-01), Lieberman
patent: 3705860 (1972-12-01), Duvall
patent: 4021365 (1977-05-01), Sinka et al.
Hackh's "Chemical Dictionary" (1969) p. 488.
Casey "Pulp & Paper" vol. II (1960) pp. 765-768.

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