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US 10,476,094 B2Granted
Reinforced membrane, electrochemical cell and fuel cell comprising same, and production method for reinforced membrane
AssigneeLG Chem, Ltd.
InventorsMoonchan Lee, Curie Park, Hyuk Kim, Insung Bae
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Abstract
The present specification relates to a reinforced membrane including a porous polymer support; platinum nanoparticles that are dispersed on both surfaces of the porous polymer support and the surface in the pores; and an ion conductive polymer provided in the pores of the porous polymer support, in which the average diameter of the platinum nanoparticles is 1 nm or more and 50 nm or less.
Claims9
A reinforced membrane comprising:
- a porous polymer support;
- platinum nanoparticles that are dispersed on both surfaces of the porous polymer support and the surface in the pores of the porous polymer support;
- and
- an ion conductive polymer provided in the pores of the porous polymer support,
- wherein the average diameter of the platinum nanoparticles is 1 nm or more and 50 nm or less.
2 more elements
A method for preparing a reinforced membrane comprising:
- forming platinum nanoparticles that are dispersed on both surfaces of a porous polymer support and the surface in pores of the porous polymer support by impregnating the porous polymer support with a solution including a precursor of the platinum nanoparticles;
- and
- forming an ion conductive polymer in the pores of the porous polymer support with the platinum nanoparticles provided on the surface,
- wherein the average diameter of the platinum nanoparticles is 1 nm or more and 50 nm or less.
1 more element
Dependencies are inferred from the claim text.