Porous materials for solid phase extraction and chromatography and processes for preparation and use thereof
AssigneeWaters Technologies Corporation
InventorsClaude R. Mallet, John E. O'Gara, Darryl W. Brousmiche
Life of this patent
Estimating the term…
Abstract
Embodiments of the present invention are directed to porous materials for use in solid phase extractions and chromatography. The materials feature at least one hydrophobic component, at least one hydrophilic component and at least one ion-exchange functional group. The materials exhibit superior wetting and ion-exchange performance.
Claims12
A porous material comprising a copolymer of at least one hydrophobic monomer and at least one hydrophilic monomer, wherein said copolymer further comprises at least one ion-exchange functional moiety comprising a piperazinyl moiety, and wherein said hydrophilic monomer is N-vinylpyrrolidone.
Dependencies are inferred from the claim text.