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US 12,643,971 B2Granted
Materials for reducing acids from liquid phases
AssigneeThe Board of Trustees of The University of Alabama
InventorsJason Edward Bara, Steven Thomas Weinman
Life of this patent
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Abstract
Imidazole-containing polymer membranes and resins are described herein. Methods of their preparation and use are also described herein. The methods of using the membranes and resins include reducing acids from liquid phases.
Claims14
A method for reducing an acid from a liquid, comprising:
- feeding the liquid through an imidazole-containing polymer membrane or resin, wherein the polymer membrane or resin is formed by polymerizing an imidazole monomer having the structure of Formula II and/or III:
- wherein:
- R is a substituted or unsubstituted styrene;
- and
- X, Y, and Z are each independently selected from hydrogen, halogen, hydroxyl, substituted or unsubstituted C1-20 alkyl, substituted or unsubstituted C2-20 alkenyl, substituted or unsubstituted C2-20 alkynyl, substituted or unsubstituted C1-20 heteroalkyl, substituted or unsubstituted C2-20 heteroalkenyl, substituted or unsubstituted C2-20 heteroalkynyl, substituted or unsubstituted C3-8 cycloalkyl, substituted or unsubstituted C2-8 heterocycloalkyl, substituted or unsubstituted C6-10 aryl, substituted or unsubstituted C5-10 heteroaryl, substituted or unsubstituted thio, substituted or unsubstituted C1-20 alkoxyl, substituted or unsubstituted C6-10 aryloxyl, substituted or unsubstituted amino, cyano, or nitro, and
- optionally one or more additional monomers.
3 more elements
Dependencies are inferred from the claim text.