Deformable origami batteries

• US 10,153,519 B2
• Filed: 12/24/2014
• Issued: 12/11/2018
• Est. Priority Date: 12/27/2013
• Status: Active Grant

• Current Assignee: Arizona Board of Regents (University of Arizona)
• Original Assignee: Arizona Board of Regents (University of Arizona)
• Inventors: Jiang, Hanqing, Yu, Hongyu, Song, Zeming
• Primary Examiner(s): Raymond, Brittany L
• Application Number:
  US15/104,217
• Publication Number:
  US 20160315352A1
• Time in Patent Office: 1,448 Days
• CPC Class Codes: H01M 10/045 Cells or batteries with folded plate-like electrodes
• CPC Class Codes: H01M 10/052 Li-accumulators
• CPC Class Codes: H01M 10/0525 Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
• CPC Class Codes: H01M 10/058 Construction or manufacture
• CPC Class Codes: H01M 10/0583 of accumulators with folded construction elements except wound ones, i.e. folded positive or negative electrodes or separators, e.g. with "Z"-shaped electrodes or separators
• CPC Class Codes: H01M 2004/025 with shapes other than plane or cylindrical
• CPC Class Codes: H01M 4/661 Metal or alloys, e.g. alloy coatings H01M4/669 take precedence
• CPC Class Codes: H01M 4/663 containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
• CPC Class Codes: H01M 4/667 in the form of layers, e.g. coatings
• CPC Class Codes: H01M 4/70 characterised by shape or form
• CPC Class Codes: H01M 50/119 Metals
• CPC Class Codes: H01M 50/121 Organic material
• CPC Class Codes: H01M 50/133 Thickness
• CPC Class Codes: H01M 50/136 Flexibility or foldability
• CPC Class Codes: H01M 50/466 U-shaped, bag-shaped or folded
• CPC Class Codes: Y02E 60/10 Energy storage using batteries
• CPC Class Codes: Y02P 70/50 Manufacturing or production processes characterised by the final manufactured product

Abstract

The invention is drawn to a lithium-ion battery containing a packaging material, an anode current collector, an anode electrode, a separator, a cathode electrode, and a cathode current collector, wherein those components are layered to form a planar battery. The planar battery is folded using rigid origami, such as Miura folding, to yield a folded, deformable lithium-ion battery.

Claims

1. A lithium-ion battery comprising:

a packaging material;

an anode current collector;

an anode electrode;

a separator;

a cathode electrode; and

a cathode current collector;

wherein the packaging material, the anode current collector, the anode electrode, the separator, the cathode electrode, and the cathode current collector are layered to form a planar lithium-ion battery, and the planar lithium-ion battery is folded using rigid origami to yield a deformable lithium-ion battery.

2. The lithium-ion battery of claim 1, wherein the anode current collector comprises a carbon-nanotube-coated paper substrate or a metal foil.

3. The lithium-ion battery of claim 2, wherein the metal foil comprises copper or aluminum.

4. The lithium-ion battery of claim 1, wherein the cathode current collector comprises a carbon-nanotube-coated paper substrate or a metal foil.

5. The lithium-ion battery of claim 1, wherein the maximum output power of the deformable lithium-ion battery changes less than 1% while the deformable lithium-ion battery undergoes 1300% linear deformation.

6. The lithium-ion battery of claim 1, wherein the maximum output power of the deformable lithium-ion battery changes less than 1% while the deformable lithium-ion battery undergoes twisting of 10.8°

per cm.

7. The lithium-ion battery of claim 1, wherein the maximum output power of the deformable lithium-ion battery changes less than 1% while the deformable lithium-ion battery is bent with a bending radius of 0.83 cm.

8. The lithium-ion battery of claim 1, wherein the packaging material comprises polyethylene.

9. The lithium-ion battery of claim 8, wherein the packaging material comprises aluminized polyethylene.

10. The lithium-ion battery of claim 1, wherein the packaging material comprises a monochlorosubstituted poly(para-xylylene).

11. The lithium-ion battery of claim 1, wherein a thickness of the planar lithium-ion battery is less than 500 μ

m.

12. The lithium-ion battery of claim 1, wherein the rigid origami comprises Miura folding.

13. The lithium-ion battery of claim 12, wherein the Miura folding is a 45°

Miura folding.

14. The lithium-ion battery of claim 12, wherein the Miura folding is a 90°

Miura folding.

15. The lithium-ion battery of claim 12, wherein the Miura folding can be other rigid origami folding.

16. A method of making a lithium-ion battery, the method comprising:

layering a packaging material, an anode current collector, an anode electrode, a separator, a cathode electrode, and a cathode current collector to form a planar lithium-ion battery; and

folding the planar lithium-ion battery using rigid origami to yield a deformable lithium-ion battery.

17. The method of claim 16, wherein the anode current collector comprises a carbon-nanotube-coated paper substrate or a metal foil.

18. The lithium-ion battery of claim 16, wherein the cathode current collector comprises a carbon-nanotube-coated paper substrate or a metal foil.

19. The lithium-ion battery of claim 18, wherein the metal foil comprises copper or aluminum.

20. The method of claim 16, wherein folding the planar lithium-ion battery using rigid origami comprises Miura folding.

21. The method of claim 20, wherein the Miura folding is a 45°

Miura folding.

22. The method of claim 21, further comprising completely compressing the deformable lithium-ion battery in one direction.

23. The method of claim 20, wherein the Miura folding is a 90°

Miura folding.

24. The method of claim 23, further comprising completely collapsing the deformable lithium-ion battery in biaxial directions.

25. The method of claim 16, further comprising deforming the deformable lithium-ion battery, wherein the maximum output power of the deformable lithium-ion battery changes less than 1% while the deformable lithium-ion battery undergoes 1300% linear deformation.

26. The method of claim 16, further comprising twisting the deformable lithium-ion battery, wherein the maximum output power of the deformable lithium-ion battery changes less than 1% while the deformable lithium-ion battery undergoes twisting of 10.8°

per cm.

27. The method of claim 16, further comprising bending the deformable lithium-ion battery, wherein the maximum output power of the deformable lithium-ion battery changes less than 1% while the deformable lithium-ion battery undergoes bending with a bending radius of 0.83 cm.