Modified resins for solid-phase extraction

Patent · 09 December 1991

OSTI ID:868087

Fritz, James S ^[1]; Sun, Jeffrey J ^[1]

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1. Ames, IA

A process of treating aqueous solutions to remove organic solute contaminants by contacting an aqueous solution containing polar organic solute contaminants with a functionalized polystyrene-divinyl benzene adsorbent resin, with the functionalization of said resin being accomplished by organic hydrophilic groups such as hydroxymethyl, acetyl and cyanomethyl.

• Research Organization: Ames Laboratory (AMES), Ames, IA; Iowa State University, Ames, IA (US)
• DOE Contract Number: W-7405-ENG-82
• Assignee: Iowa State University Research Foundation, Inc. (Ames, IA)
• Patent Number(s): US 5071565
• Application Number: 07/650,289
• OSTI ID: 868087
• Country of Publication: United States
• Language: English

Related Subjects

/210/
accomplished
acetyl
adsorbent
aqueous
aqueous solution
aqueous solutions
benzene
contacting
containing
containing polar
contaminants
cyanomethyl
divinyl benzene
extraction
functionalization
functionalized
functionalized polystyrene-divinyl
hydrophilic
hydroxymethyl
modified
modified resins
organic
organic hydrophilic
organic solute
phase extraction
polar
polar organic
polystyrene-divinyl
polystyrene-divinyl benzene
process
remove
remove organic
resin
resins
solid-phase
solid-phase extraction
solute
solute contaminants
solution
solution containing
solutions
treating
treating aqueous