| abstract |
A method for the removal of organic compound(s), particularly polar hydrocarbons such as halogenated hydrocarbons, comprises the step of contacting the fluid containing the organic compound(s) with a non-solvated calixarene compounds and subsequently recovering the purified fluid or the organic compound(s). Non-solvated calixarenes and a method for their preparation are disclosed, as well as compositions of non-solvated calixarenes on solid supports. |