Electrode Manufacturing Processes TRIZ Cases

A supplemental ion source electrode enables controlled electrical discharge to accelerate intercalation compound formation within battery negative electrodes.

Controlled surface area ratio and electrolyte additives enable the copper foil to withstand thermal stress from silicon alloy volume expansion.

Electrospun hierarchical porous electrodes reduce equivalent series resistance to boost power density and extend operational temperature ranges.

An ultra-thin hydrophilic diamond-like carbon film prevents corrosion on the aluminum electrode collector without increasing electrical resistance.

A high melting point metal layer sits between the collector terminal and exposed portion during laser irradiation to form a secure electrical connection.

Resin layers mediate contact between rolls and coating materials, preventing surface abrasion and extraneous debris in electrode manufacturing.

Integrating defect sign marks into the insulating protective film of a battery electrode substrate sheet reduces material waste and processing steps.

Froth flotation recovers lithium cobalt oxide without harsh acids, eliminating harmful byproducts.

Doping layer-structured lithium manganese oxide with titanium or iron stabilizes the electrode structure during cycling.

A lithium-containing ionic conductive sealing layer enables anodic bonding at reduced temperatures and voltages.

Columnar lithium metal structure with controlled porosity improves charging rate and cycle life by enhancing ion transport pathways.

A tribochemical barrier layer forms on alkali metal substrates via frictional contact to enable stable electrochemical cycling.

A negative electrode integrates a lithium metal layer with an adhesive binder to deliver initial lithium ions directly into the active material structure.

Pre-forming a robust protective layer via ex-situ electrolytic decomposition prevents dendrite growth and extends lithium cell service life.

A positive electrode uses a porous metal halide layer with an incorporated conductive compound to enhance electrical conductivity.

A dual conductive polymer binder replaces insulating binders in electrochemical devices to provide both ionic and electronic pathways.

Corrective holding part bends cell material into a concave shape to manage tension.

Carbon and boron-fluorine coatings on silicon particles prevent electrolyte decomposition during volume expansion, maintaining cycle performance.

Micro-charging controls electrode potentials to dissolve iron contaminants in lithium secondary batteries.

Accumulated electrode particles in a porous matrix form a conductive slurry, reducing internal resistance and preventing detachment during operation.

Composite graphene ink increases power density and cycling stability while maintaining compatibility with standard inkjet printing processes.

Encapsulating lithium transition metal oxides with phosphate salts resolves electrolytic reaction vulnerabilities while maintaining manufacturing simplicity.

Composite binder particles resolve the trade-off between adhesion strength and oxidation resistance in electrical storage devices.

An automated cart exchanges electrode bobbins between transport and air chuck shafts using electrically operated transfer mechanisms.

Finer crystal grain size in the solid-state bonding layer prevents cracks between bonding and non-bonding regions, improving ultrasonic bond integrity.

Continuous vacuum deaerating via Mohno pump eliminates batch processing bottlenecks and reduces production time.

Applying tape to electrode ends prevents sharp active material layers from piercing the separator during high-tension winding.

Gamma-alumina particles in the coating strengthen adhesion to prevent delamination during winding and compression.

Impact milled lithium titanate with transition metal dopants reduces first cycle capacity loss while enhancing high rate charge capacity.

Stacking rotationally symmetric electrode elements at varying angles to prevent terminal overlap during battery assembly.

A battery electrode structure uses a punched hole and folded lead to bond directly to the current collector.

Engineered copper foil surface morphology improves adhesion strength with active materials in lithium-ion batteries.

Segmented rotors isolate active material areas to prevent damage while selectively stripping organic fiber from current collecting tabs.

A segmented metal wire network embedded in a gel matrix enables uniform electroplating on non-metallic substrates.

Pitch and carbon black coatings on spherical graphite particles reduce capacity loss while maintaining high discharge capacity in lithium ion batteries.

Porous silicon particles with a three-dimensional network structure mitigate volume expansion during charge-discharge cycles.

Pre-reacting silicon oxide with lithium salt forms a lithium-containing phase that reduces irreversible phase formation during initial charge-discharge cycles.

Optimizing zinc particle size distribution maintains high rate discharge while preventing gas generation and heat from rapid reactions.

Immersing battery cells in an electrolytic bath prevents inner pouch wall adhesion, maintaining sealing strength and reducing leakage to 0.5%.

Segmented tin domains on a carbon surface alleviate mechanical stress from volume expansion, maintaining cycle life in lithium secondary batteries.

Lithium nickel manganese cobalt composite oxide cathode material with controlled particle size and surface area.

A positive-electrode active material powder with a specific surface deposit enhances discharge capacity in nonaqueous secondary batteries.

A battery lid design uses a shield member to redirect welding plasma away from insulating components.

Core-shell ceramic fillers disperse in polymer matrices to boost dielectric permittivity while maintaining breakdown strength for high energy density.

Heating the rolling process softens the binder in lithium nickel composite oxide electrodes, preventing particle cracking and suppressing gas generation.

A rotary and revolutionary kneading process forms a sulfide solid electrolyte coating layer on active material surfaces without crushing media.

A laser-welded battery lead joint uses a focused beam to fuse the conductor to the sealing plate.

Smoothing layer prevents localized thinning during pressurization, reducing electrical short circuit risk.

Magnesium nanoparticles synthesized via a novel reagent complex improve ion diffusion rates at the electrolyte interface.

Acid-treated garnet electrolyte forms a modification layer that reduces interfacial resistance and improves lithium wettability.