Battery Manufacturing Using Laminated Assemblies
First Claim
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1. A method comprising:
- preparing a plurality of battery components;
placing at least some of said plurality of battery components such that each of said battery components are not in contact with another battery component;
attaching said plurality of battery components to a continuous separator membrane;
cutting said continuous separator membrane into laminate subassemblies; and
forming a battery from said laminate subassemblies.
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Abstract
A microporous battery separator may be laminated to electrodes and manipulated through manufacturing on a continuous roll of material. Batteries may be constructed by layering the laminated electrodes and separator into various configurations, including flat and wound cell batteries. The separator may or may not contain a nonwoven or other reinforcement, and may be laminated to the electrodes using several different methods.
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Citations
20 Claims
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1. A method comprising:
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preparing a plurality of battery components; placing at least some of said plurality of battery components such that each of said battery components are not in contact with another battery component; attaching said plurality of battery components to a continuous separator membrane; cutting said continuous separator membrane into laminate subassemblies; and forming a battery from said laminate subassemblies. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method comprising:
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preparing a plurality of battery components; forming a solution comprising a dissolved polymer in a first liquid and a second liquid; bringing at least one of said plurality of battery components in contact with said solution; while said at least one of said plurality of battery components is in contact with said solution, removing at least a portion of said first liquid such that said polymer begins gelation and after said gelation has begun, removing said second liquid to form a separator membrane on said battery component. - View Dependent Claims (18, 19, 20)
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Specification