Flexible, conducting plastic electrode and process for its preparation
AssigneeUnisearch Limited ACN 000 263 025
InventorsShihuang Zhong, Michael Kazacos, Maria Skyllas Kazacos, Vahid Haddadi-Asl
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Abstract
Conducting plastic electrodes and methods of preparing such electrodes are disclosed. The electrodes comprise a thermo-plastic polymer, an elastomeric polymer, and a conductive filler material.
Claims42
A flexible, conducting plastic substrate material for a conducting electrode, said plastic substrate material comprising:
- (a) a conductive filler material;
- (b) a thermo-plastic polymer;
- and
- (c) an elastomeric polymer at least partially cross-linked with (b);
- wherein (a) is present in an amount such that the plastic substrate material is electrically conducting and (b) is cross-linked with (c) to a degree such that the plastic substrate material is flexible and has high tensile strength.
A process for making a plastic substrate material for a conducting electrode, the process comprising;
- (a) mixing a thermo-plastic polymer, an elastomeric polymer and conductive filler material, the mixing being at a temperature(s) above the melting point temperatures of the thermo-plastic polymer and the elastomeric polymer,
- (b) extruding or pressure moulding the mixture of (a) at a temperature(s) above the melting temperatures of the thermo-plastic polymer and the elastomeric polymer until the polymers are at least partially cross-linked wherein the degree of cross-linking of the thermo-plastic with the elastomeric polymer is such that the plastic substrate material is flexible and has high tensile strength, and
- (c) cooling the cross-linked polymerized mixture of (b) to form the plastic substrate material;
- wherein an amount of the conductive filler material is such that the plastic substrate material is electrically conducting.
A flexible, conducting plastic substrate material for a conducting electrode comprising:
- (a) a conductive filler material;
- (b) a thermo-plastic polymer;
- and
- (c) an elastomeric polymer;
- wherein (a) is present in an amount such that the plastic substrate material is electrically conducting and (a), (b), and (c) are each in an amount in a ratio of (a):(b):(c) such that the substrate material is flexible and has high tensile strength.
A process for making a flexible, conducting plastic substrate material for a conducting electrode, the process comprising:
- (a) mixing a thermo-plastic polymer, an elastomeric polymer and conductive filler material, the mixing being at a temperature(s) above the melting point temperatures of the thermo-plastic polymer and the elastomeric polymer,
- (b) extruding or pressure moulding the mixture of (a) at a temperature above the melting temperatures of the thermo-plastic polymer and the elastomeric polymer, and
- (c) cooling the cross-linked polymerized mixture of (b) to form the substrate material;
- wherein the conductive filler material is present in an amount such that the substrate material is electrically conducting and the thermo-plastic polymer, elastomeric polymer and conductive filler material are each in an amount such that the substrate material is flexible and has high tensile strength.
Dependencies are inferred from the claim text.