Negative Electrodes TRIZ Cases

High-elasticity polymer encapsulates anode particles, absorbing expansion stress to prevent pulverization and extend cycle life.

Amide-functionalized fluoropolymer binders resolve poor adhesion and cracking issues in high voltage lithium ion battery electrodes.

Silicon anodes with a polyimide binder absorb lithium ions to prevent pulverization and extend cycle life.

Amorphous and crystalline carbon layers stabilize the metal core, inhibiting volume changes during cycling to maintain high capacity.

Predict electrode slurry filter clogging by measuring phase angle and crossover frequency changes after controlled shear application.

Fluorine-based electrolyte solvents form a robust solid electrolyte interphase on silicon-carbon negative electrodes.

Pitch particle coatings on graphite cores resolve the stability-conductivity trade-off in secondary batteries by preventing mechanical damage during cycling.

A disordered NaCl cathode material utilizes specific stoichiometry to increase lithium ion conductivity.

A lithium battery uses a metal coating on the positive electrode to form a stable solid electrolyte interface film.

Ternary silicon alloy negative electrode uses a resin binder with specific elastic modulus to accommodate volumetric changes during cycling.

Porous graphene-carbon hybrid foam accommodates volume expansion of anode active materials, preventing mechanical degradation and pulverization.

A lithium composite oxide positive electrode with controlled manganese, nickel, and aluminum ratios stabilizes the crystalline structure during cycling.

Composite silicon particles embedded in a rigid sodium silicate matrix stabilize the anode structure during electrochemical cycling.

Embedding amorphous silicon nanoparticles within a porous carbon matrix creates stable anode particulates for lithium-ion batteries.

Composite negative electrode material uses graphene sheets coated with polymer and pitch layers to reduce electrolyte side reactions.

Nested carbon and silicon coating layers on spherical particles control volume expansion while maintaining high capacity and electrical conductivity.

Metalloid oxide passivation layers prevent silicon reactivity with water solvents, allowing stable anode production without complex manufacturing steps.

Oligomer additive forms stable ion conductive film on electrode surface, suppressing side reactions with lithium metal to prevent exothermic ignition.

Composite graphite particles with varied carbon surface layers enable homogeneous electrode pressing, reducing residual stress and improving cycle life.

Bent positive and negative electrode tabs align with stacking direction, eliminating gaps between thin battery cells.

A secondary battery uses a silicon oxide negative electrode paired with cyclic and linear carbonate solvents to form a stable solid electrolyte interface layer.

A lithium secondary battery positive electrode active material utilizes controlled pore distribution to enhance durability.