TMCCC ELECTRODE
A system and method for implementing and manufacturing a polymer system for use with an electrode that includes a transition metal cyanide coordination compound (TMCCC), conductive material, and a binder system including a polymer selected from the thermoplastic elastomer family.
1 . An electrically conductive structure for an electrochemical cell, comprising:
an electrochemically active material including a transition metal cyanide coordination compound;
a conductive material; and
a binder system binding said electrochemically active material to said conductive material, said binder system including a plurality of polymers, said plurality of polymers having a first polymer and a second polymer, each said polymer selected from a thermoplastic elastomer family;
wherein said first polymer includes a first viscosity;
wherein said second polymer includes a second viscosity;
wherein a ratio of said first viscosity to said second viscosity is greater than about 1,000;
wherein said first polymer includes an acid anhydride pendant group present in a weight range of about 0.95-1.15%; and
wherein each of said two or more polymers of said binder system is independently configured for distribution within said electrically conductive structure.
2 . The electrically conductive structure of claim 1 wherein said conductive material consists of one or more structures selected from the group including a nanocarbon, a graphite, a carbon nanofiber, a carbon nanotube, and combinations thereof.
3 . The electrically conductive structure of claim 1 wherein one of said two or more polymers includes a block co-polymer.
4 . The electrically conductive structure of claim 1 wherein one of said two or more polymers in said binder system includes a styrenic block copolymer.
5 . The electrically conductive structure of claim 1 wherein one of said two or more polymers includes a block co-polymer functionalized with polar side groups.
6 . The electrically conductive structure of claim 1 wherein each of the two or more polymers of said binder system includes a block co-polymer, said two or more polymers included as a mixture.
7 . The electrically conductive structure of claim 6 wherein at least one of said two or more polymers including said block co-polymer is functionalized with polar side groups.
8 . The electrically conductive structure of claim 1 wherein said binder system includes an elastomeric component, said elastomeric component including a synthetic rubber, a natural rubber, or a combination thereof.
9 . The electrically conductive structure of claim 6 wherein said binder system further includes an elastomeric component, said elastomeric component including a synthetic rubber, a natural rubber, or a combination thereof.
10 . The electrically conductive structure of claim 7 wherein said binder system further includes an elastomeric component, said elastomeric component including a synthetic rubber, a natural rubber, or a combination thereof.
11 . An electrochemical cell comprising a positive electrode, a negative electrode, and an electrolyte, wherein one of the electrodes includes a transition metal cyanide coordination compound, a conductive material, and a binder system including a plurality of polymers each selected from a thermoplastic elastomer family, wherein each said polymer of said binder system is independently configured for distribution within said electrically conductive structure; wherein said plurality of polymers have a first polymer and a second polymer; wherein said first polymer includes a first viscosity; wherein said second polymer includes a second viscosity; wherein a ratio of said first viscosity to said second viscosity is greater than about 1,000; wherein said first polymer includes an acid anhydride pendant group present in a weight range of about 0.95-1.15%.
12 . The electrochemical cell of claim 11 wherein said conductive material consists of one or more structures selected from the group including a nanocarbon, a graphite, a carbon nanofiber, a carbon nanotube, and combinations thereof.
13 . The electrochemical cell of claim 11 wherein one of said two or more polymers in said binder system includes a block co-polymer.
14 . The electrochemical cell of claim 11 wherein one of said two or more polymers in said binder system includes a styrenic block copolymer.
15 . The electrochemical cell of claim 11 wherein one of said two or more polymers in said binder system includes a block co-polymer functionalized with polar side groups.
16 . The electrochemical cell of claim 11 wherein each of said two or more polymers of said binder system includes a block co-polymer, said two or more polymers included as a mixture.
17 . The electrochemical cell of claim 16 wherein at least one of said two or more block co-polymers polymers including said block co-polymer is functionalized with polar side groups.
18 . The electrochemical cell of claim 11 wherein said binder system includes an elastomeric component, said elastomeric component including a synthetic rubber, a natural rubber, or a combination thereof.
19 . The electrochemical cell of claim 16 wherein said binder system further includes an elastomeric component, said elastomeric component including a synthetic rubber, a natural rubber, or a combination thereof.
20 . (canceled)
21 . The electrically conductive structure of claim 1 wherein said first viscosity is about 30,000 cP and wherein said second viscosity is about 30 cP.