Process for oxygen alkali delignification of wood pulp

Details Process for oxygen alkali delignification of wood pulp Process for oxygen alkali delignification of wood pulp

D - Textiles, Paper

21

C

8/78.1

D21C 9/10 (2006.01)

Patent

CA 1070056

IMPROVED PROCESS FOR OXYGEN-ALKALI DELIGNIFICATION OF WOOD PULP Abstract of the Disclosure An improved process for increasing the yields of wood pulp and improving the viscosity of the pulp during oxygen-alkali delignification is provided whereby, in a rela- tively low consistency alkaline pulp, there are present small amounts of ammonia or a compound which releases ammonia under the alkaline conditions of the process.

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