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US 8,945,896 B2Granted
Ligand functionalized polymers
Assignee3M Innovative Properties Company
InventorsJerald K. Rasmussen, Catherine A. Bothof, Kannan Seshadri, Erin A. Satterwhite, Robert T. Fitzsimons, Jr., James L. Hembre, Mahfuza B. Ali
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Abstract
Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
Claims21
A method of separating a biological species from a fluid comprising:
- contacting the fluid with a ligand-functionalized polymer comprising a carbonyl-functional (co)polymer functionalized with pendent guanidinyl groups, whereby a precipitate or complex comprising the polymer and the biological species is formed, and separating the precipitate or complex from the fluid.
Dependencies are inferred from the claim text.