Use of a dissolved cellulose as a dry strength agent and drainag

Paper making and fiber liberation – Processes and products – Non-fiber additive

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162176, D21H 320, D21H 318

Patent

active

041614232

ABSTRACT:
Cellulose dissolved in a suitable solvent and added to an aqueous suspension of paper-making cellulose fibers provides paper of improved dry strength.

REFERENCES:
patent: 1376353 (1921-04-01), Peabody
patent: 1406410 (1922-02-01), Peabody
patent: 1771461 (1930-07-01), Lilienfeld
patent: 1781668 (1930-11-01), Peabody et al.
patent: 3706629 (1972-12-01), Moore et al.
"Chemical & Engineering News" May 26, 1975 pp. 4-5.
ABIPC vol. 44, Abstract 5791 1973.

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