Spent sulfite liquors (SSLs) were fractionated by two common separation techniques: amine extraction and ultrafiltration...
Keywords: amine extraction, lignosulfonates, molar mass, molecular weight distribution, size exclusion chromatography, spent sulfite liquor, Ultrafiltration
07/2005 | Holzforschung, Walter de GruyterBased on previous investigations on the substitution pattern of stabilized and fresh viscose, different viscoses were analyzed by gel permeation chromatography (GPC) with multiple-angle laser light scattering, refractive index (RI), and UV detection...
Keywords: cellulose, endoglucanase, GPC, molecular weight distribution, substituent distribution, ultrasonic degradation, xanthogenate
08/2006 | Holzforschung, Walter de Gruyter