Preservation of viscosity during electrochemically promoted...

Details Preservation of viscosity during electrochemically promoted... Preservation of viscosity during electrochemically promoted...

D - Textiles, Paper

21

C

204/81

D21C 9/147 (2006.01)

Patent

CA 1253114

Abstract of the Disclosure The use of primary and secondary amines, water soluble alcohols, dilower alkyl sulfoxides, and water soluble ethers in ferricyanide assisted oxygen delignifying bleaching of lignocellulosic pulps permits more rapid removal of a desired amount of lignin from the pulp and, hence, the retention of higher pulp viscosity.

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