Storage material and method for chlorine storage
AssigneeCovestro Deutschland AG
InventorsVinh TRIEU, Gerhard LANGSTEIN, Paul HEINZ, Rainer WEBER, Yuliya SCHIEßER, Knud WERNER, Verena HAVERKAMP, Sebastian POLARZ, Andreas SCHACHTSCHNEIDER
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Abstract
The invention relates to a novel storage material on the basis of nanoporous silicon dioxide particles for the adsorption of chlorine, to the use of said storage material for chlorine recovery and for chlorine liquefaction for the purpose of storing, transport and cleaning.
Claims17
-16. (canceled)
A porous storage material for the reversible storage of chlorine in liquid phase based on particles of silicon dioxide, in which the particles have pores with a pore diameter of <10 nm, with a maximum in the pore diameter distribution in the range of from 1 nm to 8 nm, and the silicon dioxide is present with a degree of condensation, determined by means of silicon-29 solid-state NMR spectroscopy, of at least 0.91.
Dependencies are inferred from the claim text.