Electrode Thermal Treatment TRIZ Cases

Crack-inducing treatment in LiNi(1-x)MeXO cathode material reduces NiO segregation, raises purity and delithiation capacity, and boosts battery capacity.

A dual carbon coating on graphite anodes improves lithium-ion infiltration during pressing, preserving fast-charge and capacity performance.

Variable frequency microwave drying keeps binder more uniform in high-loading electrodes, improving adhesion, crack resistance, and capacity retention.

High-energy ball milling and a polyphosphazene coating improve bonding, conductivity, and stability in blended battery cathodes.

Cold air at both electrode edges balances hot-air drying, reducing solvent residue and uneven drying across the plate width.

A binder-rich interface and higher edge binder content improve electrode adhesion, coating uniformity, and rapid charging in secondary batteries.

Rotary heat treatment and screening recover battery active material as powder without acid leaching, cutting waste treatment cost and pollution.

Moisture evaporation stabilizes drying oven temperature before hot-air drying, preventing electrode cracking and peeling in high-speed production.

A MOF-derived carbon coating on LMFP improves electron and ion transport, reducing cycle degradation in lithium-ion battery cathodes.

Hydrothermal ion exchange converts tunnel-structured NaMnTi oxide to LiMnTi cathode material with higher capacity and better mass-production potential.

Hydrothermal ion exchange converts tunnel NaMnTi oxide into fine rock-salt LiMnTi cathode material, raising capacity without cobalt or nickel.

Alternating air supply and exhaust nozzles balance hot air across electrode width to prevent non-uniform drying in battery electrode production.

A two-stage lithium heat treatment forms single-particle nickel cathodes with low residual lithium, better surfaces, and no washing step.

By tuning nickel content between coarse and fine cathode particles, one heat-treatment condition can improve battery output and cycle life.

A binder-pyrogenic oxide coating cushions silicon-rich anodes against expansion, improving structural stability and cycle life.

A conductive polymer shell on sulfur cathode particles improves reactivity and adsorbs polysulfides to raise lithium-sulfur battery capacity and life.

Localized induction heating softens or ablates floating binder on electrode sheets to improve electrolyte infiltration while limiting current collector heating.

Multiple upper exhaust and supply nozzles balance hot air across electrode width to prevent uneven drying and battery defects.

Pitch-assisted spheronization and carbon coating reduce internal pores, limit electrode swelling, and improve high-temperature storage stability.

A two-stage calcination route lowers residual lithium on cathode particles, improving initial capacity, structural stability, and battery life.

Co-precipitating Ni, Co, and oxidized Mn builds dense, strong NCM precursor particles that improve lithium secondary battery capacity and rate capability.

Controlled 1-200 nm pore distribution in a nickel composite improves lithium penetration during calcination, raising initial charge-discharge efficiency.

A magnesium-fluorine coating on nickel-rich cathode material cuts electrode resistance while preserving capacity and cycle stability.

Adjustable discharge openings let one nozzle member dry varying electrode plate widths uniformly, reducing residual moisture and nozzle changeover.

A tapered internal electrode tip and controlled overlap geometry reduce interface cracks and misalignment in all-solid batteries.

Controlled 1-200 nm pore distribution in a nickel composite improves lithium penetration during calcination, raising initial charge-discharge efficiency.

Colloidal multi-phase precipitation improves phosphate precursor uniformity, enabling low-temperature cathode sintering with lower energy use.

A cobalt-coated blend of secondary-particle and single-crystal nickel cathodes suppresses collapse, limiting resistance growth while preserving capacity.

Vacuum air removal and ultrasonic compaction stabilize laser welding of battery cell foils to contact plates, reducing pores and spatter.

A conductive carbon matrix disperses silicon nanoparticles to manage lithiation expansion, reduce first-cycle loss, and preserve anode capacity.

A composite cathode precursor enables low-temperature firing while preserving layered structure, improving crystallinity, capacity, and lifespan.

A metal oxide catalyst lowers oxidation decomposition potential in sodium compensation material, improving first-cycle sodium release and battery cycling.

Controlled heat treatment and rapid cooling stabilize lithium-cobalt positive electrode material to preserve discharge capacity and cycle safety.

Controlled sintering and liquid-nitrogen cooling tune lithium-rich cathode structure to raise capacity, stability, and initial efficiency.

A lithium-sulfur-containing phase between cathode primary particles limits structural deformation, removes residual lithium, and improves capacity retention.

A nanoscale metal oxide layer shields sodium-metal anodes from air and electrolyte while limiting dendrites and preserving ion transport.

A rock salt cobalt coating and Al-doped LiCoO2 core suppress cobalt elution and stabilize cathodes up to 4.5 V.

Carbon-encapsulated silicon or tin modifiers raise lithium capacity while limiting swelling damage that shortens anode cycle life.

A pyrolyzed carbon matrix supports 90-99 wt% silicon to limit expansion damage, remove metal foil, and retain capacity over cycles.

Controlled two-stage lithium addition and calcination lower residual lithium in nickel cathodes, avoiding washing while supporting capacity and cycle life.

Alternating roller offsets let strip workpieces contact both surfaces more easily, improving hanging workability, cooling efficiency, and space use.

A lithium iron phosphate core, iron phosphide layer, and carbon-coated LMFP shell improve conductivity, ion mobility, and energy density.

Uniform silicon dispersion within carbon particles suppresses anode swelling and pulverization while preserving conductivity and cycle stability.

Multi-coil induction heating dries battery electrode coatings from the inside to cut drying time and reduce dry film formation.

Porous carbon hosts a silicon coating and oxide surface layer to limit expansion cracks and side reactions in lithium secondary batteries.

A broader primary-particle size distribution in secondary cathode particles improves lithium diffusion, lowering resistance while preserving durability.

Acoustic analysis checks battery slurry density, viscosity, air content, and uniformity early to improve yield and reduce cell waste.

Controlled LCO particle size, circularity, and aluminum distribution raise volumetric capacity while preserving structural stability above 4.5V.

An alkaline rinse with LiOH, NaOH, or KOH removes residual lithium while limiting positive electrode surface degradation and water use.

A magnetic field aligns anode particles vertically to shorten lithium-ion paths, cut resistance, and suppress lithium plating at high C-rates.

A gradient SiOx core with dispersed silicon microcrystals and a carbon shell reduces stress and electrolyte reactivity for longer lithium-ion cycling.

A Li2MSiO4 core with a LiMPO4 covering layer overcomes low bulk conductivity to deliver high discharge capacity.

Adjusting surface temperature during sequential spraying resolves the contradiction between multi-layer structure complexity and precise porosity control.

A lithium complex oxide sintered plate uses controlled porosity to disperse mechanical stress across layered grains.