Bleach hydrolysis of cellulose with substantially reduced...

D - Textiles – Paper – 21 – C

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D21C 9/10 (2006.01) D21C 9/16 (2006.01)

Patent

CA 1055656

ABSTRACT OF THE DISCLOSURE The present invention provides in a multistage process for fully bleaching a pulp, the improvement in which in the first stage of said bleaching process, the pulp is hydrolyzed with a strongly alkaline aqueous peroxide solution whereby a minimum of chlorine may be used in said process.

201323

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