FIELD: chemistry.
SUBSTANCE: method for treating a prebleached cellulose pulp involves a step for ozone treatment of the pulp, carried out at a temperature higher than 70°C.
EFFECT: invention increases whiteness of cellulose without reducing its quality.
9 cl, 3 ex, 3 dwg
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Authors
Dates
2012-01-10—Published
2007-12-11—Filed