Method for treating bleached lignin containing cellulose pulp by

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Treatment with particular chemical

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162 63, 162 78, 162 80, 162 84, 162158, 162162, 162182, D21C 916, D21H 1705, D21H 1763, D21H 1770

Patent

active

050357727

ABSTRACT:
A method for treating lignin containing pulp, subsequent to being bleached by:

REFERENCES:
patent: 3017316 (1962-01-01), Rapson et al.
patent: 3068141 (1962-12-01), MacClaren
patent: 3393122 (1968-07-01), Marshall
patent: 4008121 (1977-02-01), Coleman
patent: 4339238 (1982-07-01), Fringeli et al.
patent: 4401810 (1983-08-01), Tang

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