Biological method of deinking printed wastepaper

Details Biological method of deinking printed wastepaper Biological method of deinking printed wastepaper

D - Textiles, Paper

21

C

195/60

D21C 5/02 (2006.01) C12S 3/08 (2006.01) D21C 1/00 (2006.01)

Patent

CA 2287602

ABSTRACT OF THE DISCLOSURE A biological method of deinking printed wastepaper consisting of the steps of disintegrating of printed wastepaper in hot water containing cellulase or pectase and removing ink particles from fibers by froth flotation or washing.

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