Battery with protective packaging
First Claim
Patent Images
1. A battery comprising:
- (a) at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface;
(b) a thermoplastic material on the surface of the battery cell, the thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day); and
(c) a cap covering the thermoplastic material, the cap being positioned over the battery cell to maintain a separation gap with the battery cell.
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Abstract
A battery comprises at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface. A thermoplastic material covers the surface of the battery cell, the thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day). A cap covers the thermoplastic material.
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Citations
72 Claims
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1. A battery comprising:
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(a) at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) a thermoplastic material on the surface of the battery cell, the thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day); and (c) a cap covering the thermoplastic material, the cap being positioned over the battery cell to maintain a separation gap with the battery cell. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A battery fabrication process comprising:
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(a) fabricating at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) selecting a thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day); and (c) forming a protective package around the battery cell by laminating the surface of the battery cell to the thermoplastic material and a cap, the cap being positioned over the battery cell to maintain a separation gap with the surface of the battery cell. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A battery comprising:
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(a) at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) a first polymer layer on the surface of the battery cell, the first polymer comprising a thermoset polymer, and a second polymer layer on the first polymer layer, the second polymer comprising a thermoplastic polymer, the first and second polymer layers each comprising a nitrogen permeability or oxygen permeability through the thickness of the polymer layer that is less than 20 cm3*mm/(m2*day); and (c) a cap covering the first and second polymer layers, the cap being positioned over the battery cell to maintain a separation gap with the surface of the battery cell. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
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29. A battery fabrication process comprising:
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(a) fabricating at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) applying a liquid polymer layer to, the surface of the battery cell to form a polymer layer comprising; (i) a nitrogen permeability that is less than 20 cm3*mm/(m2*day); (ii) an oxygen permeability that is less than 20 cm3*mm/(m2*day); and (iii) a water permeability of less than 4 g*mm/(m2*day); and (c) laminating a cap to the polymer layer on the surface of the battery cell. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37)
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38. A battery fabrication process comprising:
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(a) fabricating at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) selecting a cap; (c) forming a polymer coated battery cell by coating a surface of the battery cell with a thermoset polymer comprising; (i) a nitrogen permeability that is less than 20 cm3*mm/(m2*day); (ii) an oxygen permeability that is less than 20 cm3*mm/(m2*day); and (iii) a water permeability of less than 4 g*mm/(m2*day); and (d) laminating the cap to the thermoset polymer coated battery cell, the cap being positioned over the battery cell to maintain a separation gap with the surface of the battery cell. - View Dependent Claims (39)
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40. A battery comprising:
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(a) at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) a thermoset material on the surface of the battery cell, the thermoset material comprising a thermoset polyurethane having; (i) a water permeability of less than 4 g*mm/(m2*day); (ii) an elastic modulus of less than 2 GPa; and (iii) a nitrogen permeability or oxygen permeability of less than 20 cm3*mm/(m2*day); and (c) a cap covering the surface of the thermoset material, the cap being positioned over the battery cell to maintain a separation gap with the battery cell. - View Dependent Claims (41, 42, 43, 44, 45)
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46. A battery comprising:
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(a) a substrate comprising a first surface comprising a first battery cell having a surface with a central portion and a peripheral portion; (b) a first polymer covering the central portion of the surface; (c) a second polymer covering the peripheral portion of the surface, the second polymer being a different polymer than the first polymer; and (d) a cap covering the exposed surface of the first and second polymers. - View Dependent Claims (47, 48, 49, 50, 51, 52)
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53. A battery fabrication process comprising:
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(a) fabricating at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte; (b) selecting a thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day); and (c) laminating the thermoplastic material to a cap to form a laminated thermoplastic cap, and thereafter, laminating the laminated thermoplastic cap to the battery cell. - View Dependent Claims (54, 55, 56)
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57. A battery fabrication process comprising:
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(a) fabricating at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte; (b) selecting a thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day); and (c) coating a cap with a liquid layer of thermoplastic material to form a laminated thermoplastic cap, and thereafter, laminating the laminated thermoplastic cap to the battery cell. - View Dependent Claims (58, 59, 60)
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61. A battery comprising:
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(a) a substrate comprising a first surface comprising a battery cell having a central portion and a peripheral portion; (b) a first polymer composed of thermoset polyurethane covering the central portion, the first polymer having an elastic modulus of less than 1 GPa; and (c) a second polymer composed of PVDC covering the peripheral portion, the second polymer having an oxygen permeability of less than 20 cm3*mm/(m2*day). - View Dependent Claims (62, 63, 64)
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65. A battery comprising:
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(a) at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) a thermoplastic material on the surface of the battery cell, the thermoplastic material comprising; (i) a nitrogen permeability that is less than 20 cm3*mm/(m2*day); (ii) an oxygen permeability that is less than 20 cm3*mm/(m2*day); and (iii) a water permeability of less than 4 g*mm/(m2*day); and (c) a cap covering the thermoplastic material, the cap being positioned over the battery cell to maintain a separation gap with the surface of the battery cell. - View Dependent Claims (66, 67, 68)
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69. A battery fabrication process comprising:
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(a) fabricating at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface; (b) selecting a polymer; (c) selecting a cap; and (d) forming a protective package around the battery cell by coating the cap with a liquid layer of the polymer to form a polymer coated cap, and laminating the polymer coated cap to the surface of the battery cell. - View Dependent Claims (70, 71, 72)
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Specification