Process for pretreating wood chips with monoperoxy sulfuric acid

Details Process for pretreating wood chips with monoperoxy sulfuric acid Process for pretreating wood chips with monoperoxy sulfuric acid

1983-06-20

1984-10-09

Alvo, Steve

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Treatment with particular chemical

162 78, D21C 104, D21C 302

Patent

active

044759843

ABSTRACT:
Treatment of lignocellulosic materials with monoperoxysulfate to permit more ready separation of non-cellulosic materials therefrom to produce papermaking pulps is disclosed.

REFERENCES:
patent: 2353823 (1944-07-01), Hampel
patent: 2388592 (1945-11-01), Asplund et al.
patent: 2528351 (1950-10-01), Farber
patent: 2739034 (1956-03-01), Fell
patent: 3351419 (1967-11-01), Fell et al.
patent: 3353902 (1967-11-01), Diamond et al.
patent: 3467574 (1969-09-01), West
patent: 4404061 (1983-09-01), Cael
William Gardner, Chemical Synonyms and Trade Names, Nov. 1968, Sixth Edition, p. 435.
Interscience Publishers, Inc., N.Y., 1960, Pulp and Paper; Chemistry and Chemical Technology, Second Edition, p. 395.
ABIPC, vol. 49, No. 5, (Nov. 1978).
ABIPC, vol. 49, No. 9, (Mar. 1979).
Institute of Paper Chemistry, Zakis and Neiberte, Action of Persulfate on Lignin I. Delignification . . . , Khim. Drev. (Riga) 9: 109-117, (1971).

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