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Electrochemical treatment of black liquor from straw pulping

Journal Article · · Separation Science and Technology
; ;  [1]
  1. Complutense Univ., Madrid (Spain); and others
The conventional black liquor regeneration process is not always suitable for pulping plants of nonwood fibers due to the unfavorable ratio of organic to inorganic solids. This paper presents an alternative treatment based on an electrolysis process of the soda black liquor from straw pulping. This alternative method minimizes the environmental impact by recovering the caustic at the same time that the liquor is acidified, which favors the later separation of the lignin.
Sponsoring Organization:
USDOE
OSTI ID:
513342
Journal Information:
Separation Science and Technology, Journal Name: Separation Science and Technology Journal Issue: 19 Vol. 31; ISSN 0149-6395; ISSN SSTEDS
Country of Publication:
United States
Language:
English

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