Processes and systems for the bleaching of lignocellulosic...

Details Processes and systems for the bleaching of lignocellulosic... Processes and systems for the bleaching of lignocellulosic...

D - Textiles, Paper

21

C

D21C 9/10 (2006.01)

Patent

CA 2634978

Process for bleaching of pulps following cooking of the lignocellulosic material with soda and anthraquinone. The process may produce a whiteness on par with the bleaching of kraft pulp when using a similar bleaching sequence. In some instances, the bleaching sequence may be O-A-Do-Eop-D, O-A-ZDo-Eop-D, A-Do, or A-ZDo.

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