Method of manufacture of paper or cardboard using recycled fiber

Details Method of manufacture of paper or cardboard using recycled fiber Method of manufacture of paper or cardboard using recycled fiber

1991-02-11

1992-05-05

Chin, Peter

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

162 9, 162 13, 162 72, 162100, 162147, 162158, D21C 502

Patent

active

051104121

ABSTRACT:
The machinability of a papermaking composition of recycled fibers is improved by treating the fibrous composition with an enzyme preparation which acts on all or part of the cellulose fiber components, causing an improvement in the drainability of the water through the fibrous layer.

REFERENCES:
patent: 3041246 (1962-06-01), Bolaski et al.
patent: 3406089 (1968-10-01), Yerkes
patent: 4923565 (1990-05-01), Fuentes et al.

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