METHOD OF OBTAINING SORBENT FOR WATER PURIFICAION Russian patent published in 2009 - IPC B01J20/26 

Abstract RU 2352388 C1

FIELD: environment protection.

SUBSTANCE: invention relates to environment protection and can be used for water and soil purification from phenol, oil and oil products, metal ions. Claimed is method of obtaining sorbent for water purification based on natural polymer, water processing being carried out with polymer-colloid complex, obtained by mixing chitosan solution with diluted acetic acid and 5-10% water solution of gelatin, with their weight ratio to chitosan to gelatin 1:(1.8-2.2) with further filtration and drying.

EFFECT: increase of sorptive characteristics and obtaining non-toxic, biodegradable sorbent.

1 tbl, 4 ex

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RU 2 352 388 C1

Authors

Kablov Viktor Fedorovich

Ioshchenko Julija Pavlovna

Dates

2009-04-20Published

2007-11-07Filed