Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Treatment with particular chemical
Patent
1986-07-02
1988-08-23
Chin, Peter
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
Treatment with particular chemical
1621643, 1621646, 1621646, 162199, 162DIG4, D21C 320
Patent
active
047658673
ABSTRACT:
The invention relates to a process for controlling pitch deposition from pulp in papermaking systems which comprises adding to the pulp an effective amount of a water-soluble quaternized polyamine ionene polymer.
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Dreisbach David D.
Gomes Gilbert S.
Schuster Michael A.
Betz Laboratories Inc.
Chin Peter
Ricci Alexander D.
Tobe Roslyn T.
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