Laboratory of physicochemical methods of research

Andreyev A. Y., Tsui H. S., Milne G. L., Shmanai V. V., Bekish A. V., Fomich M. A., Pham M. N., Nong Y., Murphy A. N., Clarke C. F., Shchepinov M. S.
Isotope-Reinforced Polyunsaturated Fatty Acids Protect Mitochondria from Oxidative Stress

V.I.Potkin, D.Shcharbin, A.A.Denisov, S.G.Paschkevich, M.Bryszewska, S.K.Petkevich, A.V.Kletskov, D.O.Lapotko, V.V.Kazbanov, T.A.Gurinovich, V.A.Kulchitsky
The influence of heterocyclic compound-PAMAM dendrimer complexes on evoked electrical responses in slices of hypoxic brain tissue

LABORATORY OF ION EXCHANGE FIBERS SYNTHESIS AND PROPERTIES STUDY

Tel/fax (375 17) 284-09-73, e-mail: fiban@ifoch.bas-net.by

Founded in 2003

Head of the laboratory – candidate of chemical science
Polikarpov Alexander Petrovich

Laboratory staff of syntheses and investigation of ion exchange fibers

Main areas of fundamental research:

Study of production processes of fibrous ion exchangers with different functional groups, and the desired properties;
Study of the influence of the polymer matrix nature and of the production conditions of ion exchange fibers on their physico-chemical, mechanical and sorption properties;
Synthesis of new fibrous sorbents selective to ions of precious metals, radionuclides, biologically active substances, the study of their sorption-desorption properties.

Applied research and developments:

Production technologies of ion exchange fibers with different properties: sorption, bactericidal, catalytic and search for new areas of application;
Processing technology of fibrous ion exchangers in filter materials of various textile forms (carded staple fibers, non-woven materials of various types, hardware yarn);
Study of processes of drinking and industrial water purification from harmful contaminants, of ion exchangers regeneration conditions and making practical recommendations for their application;
Specifications and process regulations for the production of fibrous ion exchangers and their state registration;
Organization of pilot production of fibrous ion exchangers and their sale to customers.

Main achievements:

The technological processes for the production of ion exchange fibers with different functional groups were developed;
The production of pilot and experimental batches of fibrous ion exchangers in various textile forms, including for export was organized;
The conditions for the application of ion exchange fibers for protection of the environment, purification of process air from toxic microimpurities, water purification from heavy metals and organic ions.

Promising area of research and developments:

Development of new selective sorbents, conditions and methods of their use for the extraction of rare-earth metals from process solutions, separation, isolation and purification of non-ferrous and precious metals;
Study of the conditions and the application technology of fibrous sulfonic cation exchanger as a catalyst for receipt of odoriferous substances and organosiloxanes;
Testing of application modes of fibrous sorbents absorbing organics for the needs of the heat-and-power engineering, purification of drugs;
Development of method of radiation graft polymerization using an electron accelerator to produce fibrous carboxyl cation exchangers;
Development of method for obtaining of fiber carboxyl cation exchangers from polyacrylonitrile fiber, which is suitable for post-purification of drinking water in the food industry;
Improving of the equipment and the existing technologies for producing of fibrous ion exchangers to reduce raw material consumption and waste production in textile processing and to reduce production costs.