Electrochemical devices and methods of fabrication
AssigneeRutgers, The State University of New Jersey
InventorsGlenn G. Amatucci, Irene Plitz, Anna B. Halajko, Linda Wu Sung
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Abstract
The described invention provides a packaged electrochemical device comprising an electrochemical battery, further comprising at least one electrochemical cell stack and a barrier packaging material. The present invention further provides a method of fabricating the packaged electrochemical device. The present invention further provides a flexible multifunctional liquid-based thermogalvanic cell that converts and stores electricity derived from low grade temperature differentials that exist in ubiquitous scenarios.
Claims46
An electrochemical device comprising an electrochemical cell, wherein the electrochemical cell further comprises
- (i) an electrolyte comprising an ionic liquid;
- (ii) at least one electrochemical cell stack, comprising:
- (1) a first layer containing a porous positive electrode;
- (2) a second layer containing a porous separator;
- (3) a third layer containing a porous negative electrode, wherein the respective pores of the first, second, and third layers are interconnected;
- and
- (iii) a barrier packaging material comprising at least one conformal barrier coating layer deposited at a pressure of less than 100 mTorr, each layer of the at least one conformal barrier coating layer including at least one para-xylylene polymer variant.
An electrochemical device comprising an electrochemical cell, wherein the electrochemical cell further comprises:
- at least one electrochemical stack having a first layer containing a positive electrode, a second layer containing a porous separator, and a third layer containing a negative electrode;
- an electrolyte comprising an ionic liquid;
- and
- a barrier packaging material comprising at least one conformal barrier coating layer, each layer of the at least one conformal barrier coating layer including at least one para-xylylene polymer variant, wherein one or both of the positive electrode and the negative electrode is porous and at least some of the pores of the separator and at least some of the pores of the one or both of the positive electrode and the negative electrode have some of the ionic liquid therein.
Dependencies are inferred from the claim text.