Process for the inhibition of the formation of deposits in cellu

Details Process for the inhibition of the formation of deposits in cellu Process for the inhibition of the formation of deposits in cellu

1981-10-14

1984-08-21

Alvo, Steve

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

With regeneration, reclamation, reuse, recycling or...

162 39, 162 45, 162 79, D21C 1100

Patent

active

044668619

ABSTRACT:
A process is provided for inhibiting the formation of deposits in the course of pulping lignocellulosic material and in the treating of cellulose pulp, by addition to the cellulose pulping or treating process of compounds of polyvalent metals other than aluminum and manganese capable of complexing deposit-forming anions, thereby maintaining the deposit-forming anions in solution in the form of a liquor-soluble complex.

REFERENCES:
patent: 1840413 (1932-01-01), Schmidt
patent: 1860431 (1932-05-01), Richter
patent: 4050981 (1977-09-01), Jamieson et al.
patent: 4218284 (1980-08-01), Hultman et al.

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