Process for reclaiming waste paper

Details Process for reclaiming waste paper Process for reclaiming waste paper

1980-10-23

1982-08-10

Smith, William F.

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

162 5, 162 6, D21C 502

Patent

active

043436790

ABSTRACT:
Process for reclaiming waste paper without deinking which involves pulping the waste paper in the presence of soft water and then adding to the pulp thus obtained a compound capable of liberating, in aqueous solution, ions with a positive charge equal to or greater than 2.

REFERENCES:
patent: 2005742 (1935-06-01), Hines
patent: 2112562 (1981-03-01), Fisher
patent: 2200622 (1945-10-01), Hines
patent: 3839215 (1974-10-01), Mulders
patent: 3920570 (1975-11-01), Mulders
patent: 4243478 (1981-01-01), Pfalzer et al.

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