Method of enhancing green liquor semi-chemical pulp production

Details Method of enhancing green liquor semi-chemical pulp production Method of enhancing green liquor semi-chemical pulp production

1990-01-10

1992-07-07

Dang, Thi

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Treatment with particular chemical

162 82, 162 77, D21C 320

Patent

active

051279932

ABSTRACT:
The present invention is directed to the use of certain ethoxylated compounds to increase the yield of green liquor semi-chemical pulping processes, the compound have the following structures: ##STR1##

REFERENCES:
patent: 2999045 (1961-07-01), Mitchell et al.
patent: 3909345 (1975-09-01), Parker et al.
patent: 4906331 (1990-03-01), Blackstone et al.
Pluronic Polyol Literature (date of publication not know).

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