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US 12,281,132 B2Granted
Phosphonium-based zwitterionic monomers and polymers, and compositions and methods thereof
AssigneeUniversity of Massachusetts
InventorsMarcel U. Brown, Todd Emrick
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Abstract
The invention provides novel zwitterionic monomers and polymers (including copolymers) with pendent phosphonium-based zwitterionic moieties, and compositions and products comprising same, as well as related methods and uses of the compositions, for example, as surfactants, coatings, and interlayer materials, biomedical materials or agents.
Claims11
A compound having the structural formula:
- wherein
- X is O or NH,
- R1 is H or a methyl,
- each R2 is independently an alkyl or aryl group,
- L1 is (CH2)i, wherein i is an integer selected from 1 and 2, and
- L2 is (CH2)j, wherein j is an integer selected from 0 to 6.
3 more elements
Dependencies are inferred from the claim text.