Separation of Kraft Lignin from Kraft Black Liquor: Final Report, July 1984-April 1987

摘要

All the objectives were accomplished: a high-quality kraft lignin containing less than 50 ppM sodium was separated into a solvent phase (freon) from as much as 1000 lb kraft black liquor. Supporting data (infrared spectra, chemical analyses, etc.) are included. (ERA citation 13:034178)