Method for recovering pulp from pressure-sensitive...

Details Method for recovering pulp from pressure-sensitive... Method for recovering pulp from pressure-sensitive...

D - Textiles, Paper

21

C

9/1

D21C 5/02 (2006.01) D21C 5/00 (2006.01)

Patent

CA 1202454

Abstract of the Disclosure A process for recovering pulp from pressure-sensitive carbonless copying paper waste is disclosed. This process includes defibrating the waste without substantial rupture of the microcapsules, treating the defibrated waste with an enzyme for starch saccharification and separating the fibers from the released microcapsules by means of a sidehill screen equipped with a washing shower.

421664

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