LAMELLAR ADSORBENTS AND SOLID EXTRAGENTS Russian patent published in 1998 - IPC

FIELD: chemistry. SUBSTANCE: sorbent of lamellar material (its composition being C_xFГ_y•ZA, where C_xFГ_y is fluorographite matrix and x=2.2-2.5, Г=Cl or Br, y=0.02-0.1, z=0.12-0.7, A is organic compound having complexing, extraction or other sorption characteristics) is proposed. A may be also tributyl phosphate, trioctyl amine, di-2-ethyl-hexyl phosphoric acid, crown ethers, chelate-forming reagents and compound having amino-, epoxy-, mercapto groups, choromethacryl- and vinyl groups and other liquid organic compounds and solid organic compounds which produce molecular crystals. Desired sorbents have high capacity and high selectivity. EFFECT: improved quality of desired product.