Cellu-ligno-carbon isolate obtained from humus material

摘要

Preparation of cellu-ligno-carbon isolates (I) from natural materials (II) containing humus comprises: (a) slurrying an alkali metal humate/humic acid mixture, obtained from (II), in aqueous alkaline solution; (b) adding a polymeric nucleophile (III) to the slurry; (c) adjusting the slurry to pH 5-7, and (d) recovering the solids formed in the slurry.