Electrode Thermal Treatment TRIZ Cases

Island-like cobalt coating on nickel-rich single or pseudo-single cathode particles limits cracking, side reactions, and resistance growth.

Water washing plus boron and Mg/Ca/Sr/Ba/Zn coating suppresses Ni-rich cathode surface reactions, reducing resistance growth and improving cycling stability.

Uniform prelithiation and inert-gas heat treatment help silicon oxide anodes cut first-cycle loss while improving moisture stability.

Applying solvent to coating film edges equalizes solids concentration, suppressing uncoated portion creases during multi-row drying.

A two-stage heat press grips the electrode stack first, then releases it to prevent distortion and improve separator bonding uniformity.

A monolithic lithium composite oxide cathode reduces surface impurities and preserves crystal stability for better high-temperature capacity retention.

A lithium metasilicate-coated silicon core buffers volume change and limits electrolyte contact, improving cycle life and first-cycle efficiency.

A LiF and metal fluoride coating on nickel-rich cathodes removes residual lithium, limits electrolyte side reactions, and extends cycle life.

Supplemental oxide or nitride layers over porous silicon anodes improve fast-charge stability, durability, and reproducible areal capacity.

Heated mixing and heat treatment deposit tungsten compounds on lithium-nickel oxide particles, simplifying cathode production and lowering resistance.

Cobalt and boron coated cathode material offsets silicon-anode irreversible capacity loss while improving lithium battery stability and life.

A cobalt-rich surface gradient and coating in nickel-rich cathode particles helps curb gas generation while preserving capacity at high temperature.

Ultrafine 30-70 nm carbon-coated LiFePO4 particles boost conductivity, 10C discharge capacity, and -20°C capacity retention with a simple low-cost process.

An electrode insulating composition uses an aqueous binder and inorganic particles to keep wet adhesion in electrolyte and block lithium ion migration.

Plasma-modified carbon nanotubes and reduced sodiophilic metal create a porous electrode that stabilizes sodium deposition and extends cycle life.

Silica-assisted pre-oxidation turns starch into hard carbon microspheres that raise sodium-ion anode capacity and first efficiency at lower cost.

Using an aqueous binder in a non-aqueous solvent improves insulating-layer wet adhesion while preventing gelation during battery electrode coating.

Limiting electrode lithium carbonate to 0.002-3.0% helps coin-type lithium cells resist reflow-induced capacity loss while staying compact.

Liquid-phase lithium supplementation and ionic conductor coatings improve particle uniformity, limit microcracks, and protect cycle performance.

A sulfur-controlled anode passivation film limits penetration heating to 50 J/g or less, helping lithium batteries resist ignition and thermal runaway.

Aligned LiCoO2 crystal grains and perpendicular grooves expose fast-diffusion planes, improving ionic conductivity and battery rate capability.

Suction-held in-air welding keeps bipolar electrodes off stages, reducing foreign matter adhesion during resin member joining.

A two-step persulfate oxidation and mineral acid treatment raises Ni(IV) yield and discharge capacity while limiting particle loss.

Potential adjustment at 0.6-1.5 V and 60-82°C conditions TNO negative electrodes to cut gas generation, resistance, and cycle degradation.

Calcined sulfur with heat-expandable acryl copolymer particles improves sulfur dispersion, raising battery capacity and cycle life at lower cost.

Halogen surface substitution and high-valence metal doping help LVP cathodes suppress sulfide electrolyte side reactions and interfacial resistance.

A three-phase cathode layer improves sintering density below 900°C while limiting electrolyte-active material reactions in solid-state batteries.

Recovered graphite is acid-purified and blended with silicon and PI-derived carbon to create a scalable LIB anode with high capacity retention.

Multi-element silicon active material balances higher battery capacity with better cyclability through composition control and carbon reduction.

A supported receiving portion collects exhaust particles without wall contact, reducing clogging, damage, and removal difficulty.

Graphene-sheet nanocomposites and doped Li2FeSiO4 nanoparticles improve conductivity, Li+ diffusion, and cycle life in lithium-ion cathodes.

A low-thermal-conductivity coating and porosity control improve high-nickel cathode thermal safety without adding complex doping steps.

A compact PECVD coating on lithium-rich metal oxide cathodes limits lithium dissolution, lowers resistance, and preserves charge capacity.

Alcohol-based slurry mixing replaces water to protect moisture-sensitive cathode and halide electrolyte materials while improving coating uniformity and cycling.

Alcohol wet mixing protects high-nickel cathodes and halide solid electrolytes while enabling a uniform core-shell composite cathode.

A porous silicon storage layer prelithiated on a metal-oxide collector improves fast-charging stability, durability, and manufacturing repeatability.

Primary amine depolymerization of poly(alkene carbonate) enables solvent-free Li-ion electrodes with strong cohesion, high capacity retention, and lower process burden.

Blending large and small porous silicon-carbon particles improves anode packing, conductivity, cycle stability, and fast charging.

Porous carbon film guides CVD nano-silicon deposition to limit agglomeration and expansion while improving lithium-ion battery cycling.

A transition metal oxide coating forms a self-limiting barrier on LMR cathodes to curb interface reactions, improve cycle life, and retain conductivity.

Heat-treated resin forms a porous sulfur support that limits polysulfide-related short circuits while improving Li-ion battery capacity and cycle life.

Measured surface-bottom temperature differences guide upper and lower kiln settings to improve cathode material consistency during sintering.

A two-step thermal synthesis adds Mg and selected metals to Ni-rich cathodes, improving stoichiometric control and capacity retention.

Controlling spinel phase during two-step sintering helps nickel-rich cathode materials retain capacity while improving thermal stability and life.

A sulfate-ion surface layer on nickel-rich NMC cathode powder helps balance first discharge capacity with cycling stability in lithium-ion batteries.

Pore-filled amorphous carbon in agglomerated natural graphite raises anode density, limits expansion, and reduces electrolyte side reactions.

Places identification marks on a separate exposed area of the electrode plate so process history stays readable after heat deformation.