Electrode Carriers/Collectors TRIZ Cases

The solid mediator prevents hydrolysis of lithium sulfide while maintaining high solubility of active sulfur species in the aqueous catholyte for grid storage applications.

Slits in current collector tab ends divide portions to connect adjacent tabs, preventing power isolation from welding defects.

A battery electrode paste manufacturing method uses kneading and dilution steps to create a stable active material layer forming paste.

Porous conductive substrates absorb silicon volume expansion to maintain electrode dimensions and prevent mechanical fracture.

A secondary battery electrode applies a segmented conductive coating to the current collector, resolving adhesion and conductivity trade-offs.

Nitrogen and oxygen enriched carbon coating on silicon particles enhances adhesive force to current collectors, preventing detachment during volume expansion.

Thermosensitive polymer microspheres melt at high temperatures to create continuous electron blocking layers, preventing thermal runaway in secondary batteries.

Segmented silicon negative electrodes with pillar structures and graded binder layers resolve adhesion reliability issues caused by volume expansion.

An ozone injection system forms a protective oxide coating on aluminum current collectors to prevent electrolyte HF reactions.

Hollow particles with through holes suppress coating film formation on the positive electrode active material surface, maintaining low battery resistance.

Porous membrane composition captures transition metal ions using a specific polymer binding material blend.

Coated negative electrodes suppress dendritic growth and enhance cycle stability by removing active materials to boost energy density.

Co-depositing active materials and carbon nanotubes embeds tabs, eliminating current collectors while maintaining conductivity.

A nickel-containing surface layer on a non-sintered positive electrode prevents swelling and electrolyte dryout by managing oxygen gas evolution.

Strict chloride parameter control in electrolytic copper foil suppresses warpage to enable uniform active material coating.

A composite current collector uses a polymer film with openings and conductive layers to provide electrical pathways.

High-elasticity polymer separator maintains consistent contact between anode current collector and electrolyte during charge cycles.

A cathode flow field plate divides gas into cooling and reacting streams using a distributing rib, eliminating separate supply systems.

A conductive buffer layer on metallic lithium enables deposition of a nonporous protective coating that isolates the electrode from electrolyte reactions.

Orienting negative electrode particles via a magnetic field maintains electrolyte retention during high-rate discharge, reducing internal resistance changes.

Segmented positive electrodes with carbon buffer layers reduce internal resistance and polarization while maintaining high capacity retention.

An amorphous outer shell on whisker-like active materials enhances adhesion to the current collector, preventing separation during charge/discharge cycles.

Atmospheric plasma deposition applies inorganic oxide particles to lithium-ion cell components for precise insulation.

Dual binders in a bonding layer join solid-state battery electrodes to current collectors while preventing sulfide electrolyte degradation.

Acrylonitrile-grafted polyvinyl alcohol binders suppress active material detachment and metal elution during high-voltage cycling.

A polymer support layer current collector with controlled light transmittance enables efficient laser cutting.

A LiF/h-BN hybrid film reinforces lithium metal anodes via selective atomic layer deposition.

Outward supports prevent flattening during compression, preserving electrolyte reserve space and ensuring reliable button battery performance.

Heaters induce thermal expansion in a planar substrate to separate problematic electrodes, preventing thermal runaway propagation across the battery array.

A positive electrode structure with optimized pore distribution and particle size balances primary and secondary active materials.

A conductive carbon composite coating on battery current collectors prevents substrate degradation from sulfonylimide electrolytes, maintaining cycle life.

Electrophoretic deposition of nickel-copper catalyst on carbon fiber textile grows SiO2-coated carbon nanofibers for battery anodes.

Monoclinic niobium-titanium composite oxide particles with high aspect ratio enhance electron conductivity and lithium ion insertion.

A hybrid battery system combines alkaline earth and alkali metal cells to handle varying temperatures.

Controlled heating at 40–110°C then 90–140°C precipitates strengthening phases in low-calcium Pb-Ca-Sn alloy grids, resolving mechanical strength deterioration.

Core-shell metal powder particles in a porous coating layer promote uniform lithium electrodeposition and prevent dendrite growth.

Electrolytic deposition creates a continuous copper coating on aluminum substrates, eliminating tab welding and reducing battery weight.

A thin interface layer on the cathode current collector improves adhesion and reduces contact resistance.

Segmented drying prevents binder segregation during electrode manufacturing, ensuring uniform distribution and high peel strength on the current collector.

Treating the cathode drum surface modifies electrolytic copper foil mechanical properties to prevent wrinkles during battery electrode manufacturing.

Surface fluorination lowers slurry pH, preventing current collector corrosion during aqueous cathode manufacturing.

Metal oxide coatings on the negative electrode current collector prevent dendrite formation and internal shorts, extending battery cycle life.

A positive current collector uses a metal conductive layer on a support substrate to lower weight while maintaining electrical conductivity.

Optimized residual stress difference and void volume prevent cracking during expansion, extending lithium-ion battery cycle life.

An iron oxide film on a roughened conductive base improves charge-discharge reversibility by increasing surface area and adhesion.

Rare earth particles and nitrile compounds create a stable interface that prevents gas generation during high temperature charging.

A stepped arrangement of graphene monolayers increases the surface area between current collectors and electrodes in lithium-ion batteries.

Porous metal alloy foams accommodate volumetric changes and prevent cell shorting from dendrite growth, maintaining high capacity in lithium batteries.

Surface structures on current collectors chemically attach solid-electrolyte interface layers to stabilize battery cycling.

Polyvinyl alcohol binding reduces cell resistance and manufacturing complexity compared to sintered pocket plate construction.