Process for bleaching and delignifying cellulose- containing...

Details Process for bleaching and delignifying cellulose- containing... Process for bleaching and delignifying cellulose- containing...

D - Textiles, Paper

21

C

9/31

D21C 9/10 (2006.01)

Patent

CA 1277457

Abstract Process for bleaching and delignifying cellulose- containing products The present invention provides a process for bleaching and delignifying cellulose-containing products with peroxides and/or oxygen and/or ozone, wherein there is additionally used 0.01 to 2.5% by weight of cyanamide and/or cyanamide salts, referred to the dry weight of the cellulose.

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