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US 6,503,378 B1Granted
Polymer electrolyte membrane and method of fabrication
AssigneeMotorola, Inc.
InventorAllison M. Fisher
Life of this patent
Estimating the term…
Abstract
A polymer electrolyte membrane comprised of a hydrophobic hydrocarbon region, a hydrophilic region containing covalently bound acid functional groups and protic functional groups. The hydrophobic hydrocarbon region and the hydrophilic region are covalently bound to form a single polymer molecule.
Claims10
A polymer electrolyte membrane comprising:
- a hydrophobic hydrocarbon region;
- a hydrophilic region containing covalently bound acid functional groups and protic functional groups;
- wherein the hydrophobic hydrocarbon region and the hydrophilic region are covalently bound to form a single polymer molecule.
A polymer electrolyte membrane comprising:
- a cross-linked hydrophobic hydrocarbon region;
- a cross-linked hydrophilic region containing covalently bound acid functional groups and protic functional groups;
- wherein the hydrophobic hydrocarbon region and the hydrophilic region are covalently bound to form a block copolymer.
Dependencies are inferred from the claim text.