Method of manufacture of paper or cardboard using recycled fibers treated with enzymes
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United States of America Patent
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May 5, 1992
Issued Date -
N/A
app pub date -
Feb 11, 1991
filing date -
Mar 22, 1988
priority date (Note) -
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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.
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