Pulping process

Details Pulping process Pulping process

D - Textiles, Paper

21

C

D21C 1/00 (2006.01) D21C 1/04 (2006.01)

Patent

CA 2399723

The present invention relates to a process for the removal of lignin from lignocellulose containing material comprising treating the lignocellulose containing material prior to a chemical pulping process with a delignifying gas, wherein the gas comprises chlorine dioxide.

La présente invention concerne un procédé permettant d'enlever la lignine de lignocellulose contenant de la matière. Avant le procédé de réduction en pâte chimique, on traite la lignocellulose contenant de la matière par un gaz de délignification qui contient du bioxyde de chlore.

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