Method of increasing pulp yield and viscosity

Details Method of increasing pulp yield and viscosity Method of increasing pulp yield and viscosity

D - Textiles, Paper

21

C

9/16.5

D21C 3/00 (2006.01) D21C 1/06 (2006.01)

Patent

CA 1050212

METHOD OF INCREASING PULP YIELD AND VISCOSITY Abstract of the Disclosure A process for increasing the yields of wood pulp and improving the viscosity of the pulp, employing-a sequence of an alkaline treatment of pulp with cyanide, followed by an alkaline digestion, and a delignification oxygen-alkali treat- ment.

209440

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