Electrode Thermal Treatment TRIZ Cases

See how cathodic polarization in molten alkaline earth salt at 720-920°C converts amorphous car

Gradient cobalt- or manganese-rich layers with a low-density interior cut cathode resistance and improve lithium-ion battery cycle life.

A three-layer anode places silicon only in the middle layer to limit expansion, improve adhesion, and extend lithium battery cycle life.

Crude tar or soft pitch coating lowers silicon anode surface area, suppresses SEI growth, and improves lithium secondary battery cycle life.

Irregular primary-particle packing with high grain-boundary area and low porosity helps cathodes resist rolling-pressure fracture while preserving cycle life.

An Fe-stabilized Al-Mn-Zn cathode chemistry removes cobalt and nickel while preserving crystal stability, thermal safety, and high Li-ion capacity.

A pre-lithiated conductive layer between the anode material and collector improves adhesion, conductivity, and first-cycle capacity.

Heated PBA slurry drying and inert assembly avoid dry rooms while preserving the dehydrated cathode phase for stable sodium or potassium ion cells.

A mixed multi- and single-crystal cathode with controlled particle size distribution limits NCM micro-cracks while preserving density and cycle life.

Dual carbon coating with boron doping improves LiFePO4 conductivity and lithium-ion diffusion, raising capacity and rate performance.

Using Li2Si2O5 as the only lithium silicate phase stabilizes prelithiated SiOx anode slurry and avoids gas, low viscosity, and coating pinholes.

Boron-doped SiCx particles curb irreversible reactions, improve conductivity, and limit volume expansion in silicon-based lithium secondary batteries.

A MySiOz shell on silicon anode particles limits electrolyte side reactions, improving first coulombic efficiency and cycle retention.

A dense multi-carbon intercalated coating cuts LMFP slurry bubbles and electrode defects while improving conductivity and coating uniformity.

A graphene oxide core and CNT shell raise surface area and pore volume, improving sulfur loading, ion transport, and high-rate discharge.

A porous carbon matrix, thin amorphous silicon, and metal-compound coating improve conductivity while limiting expansion and cycle fade.

Real-time thermal imaging maps electrode widthwise temperature distribution to catch uneven drying early and reduce battery process losses.

Heated peroxydisulfate or monopersulfate oxidation delithiates nickel oxide faster, with higher yield and less hazardous waste.

Real-time dried-amount measurement lets each oven section adjust heat independently to keep electrode dryness and adhesive force consistent.

A uniform silicon-carbon composite limits density variation to maintain electrical contact, reduce SEI growth, and improve Li-ion cycle stability.

Hot air sealing targets electrode assembly corners without contact, reducing damage from sealing blocks and improving sealing consistency.

A core-shell lithium cathode with a controlled coating layer suppresses electrolyte decomposition and improves thermal stability at high temperature.

Heat treatment, washing, and lithium precursor annealing recover reusable cathode active material from scrap without acid dissolution or lithium loss.

A two-stage kiln process improves NMC cathode material consistency by separating moisture removal from uniform secondary heating.

ALD plus oxidation and annealing forms homogeneous lithiated thin films that conform to microstructured substrates for 3D batteries.

A crosslinked polyolefin separator sets shutdown and meltdown temperatures to improve lithium secondary battery safety and processability.

A mixed large-small cathode particle design balances excess lithium capacity with structural and thermal stability to reduce voltage sag and cycle degradation.

Oxygen-controlled furnace heating with LiF and MgF2 shortens LiMO2 positive electrode material formation while supporting battery cycle performance.

Molten nickel is atomized into high-purity particles that dissolve faster in sulfuric acid, enabling cleaner nickel sulfate production for battery cathodes.

Amorphous carbon around closely spaced silicon nanoparticles limits electrolyte side reactions while preserving lithium-ion diffusion and cycle life.

Using LiOH in the wash medium cleans Ni-rich cathode surfaces without raising resistance, while reducing slurry gelling and wastewater.

A core-shell nickel composite hydroxide balances high battery capacity with thermal stability and weather resistance through controlled crystallization.

Triangular composite hydroxide precursor particles lower surface area and improve structural stability in nickel-rich lithium secondary batteries.

A hollow nickel-based cathode with cobalt surface coating suppresses heat-treatment aggregation while preserving crystallinity and battery life.

A graphitized wood monolith confines sulfur and polysulfides, improving conductivity, cycle life, and Li-S cathode energy density.

Cooling a high-solid positive electrode slurry precursor suppresses viscosity growth over time, enabling uniform coating and better drying efficiency.

Secondary sintering in sulfur dioxide converts surface alkali to lithium sulfate, lowering pH and improving Li-ion cathode processing.

Oxygen doping in Li4ZrF8 boosts ionic conductivity and scavenges trace moisture, reducing LiPF6 hydrolysis in lithium-ion electrolytes.

Micropores under 0.8 nm in a flexible carbon coating guide uniform metal deposition, suppress dendrites, and extend anode-free battery cycling.

Halogen surface substitution and +5 metal doping help LVP cathodes suppress sulfide-electrolyte side reactions while improving capacity and lifespan.

A fluorocarbon coating on lithium titanate blocks electrolyte side reactions, reducing gas generation while preserving anode conductivity and cycle stability.

Excess lithium in tetrahedral and octahedral sites stabilizes oxygen redox, reducing structural change and capacity loss in lithium secondary batteries.

A dual carbon coating on lithium-containing phosphate slows capacity release, preserving initial capacity while extending battery cycle life.

Micropores under 0.8 nm in a flexible carbon coating guide uniform metal deposition, reducing dendrites and extending anode-free battery cycle life.

Controlled primary particle sizing and carbon coating reduce fine powder and oversized crystals, improving battery cycle life and storage stability.

Air return ports between inlet zones remove trapped heat, improving electrode sheet drying uniformity and preventing coating defects.

Aligned CNTs coated with sulfur and Li2SO4 improve cathode conductivity, suppress polysulfide loss, and extend Li-Ion cycle life.

Two-stage crystallization with atmosphere switching builds a tungsten-rich layer that lowers reaction resistance in lithium-ion cathodes.

A core-shell positive electrode uses mixed crystal structures in the surface layer to improve lithium diffusion, capacity, and cycle life.

A carbon and aluminum metaphosphate surface layer helps silicon-graphite anodes limit expansion, maintain contact, and extend cycle life.

A hollow carbon tube holds a lithium source and catalyst to offset SEI lithium loss, lower decomposition voltage, and protect cathode structure.

A gradient carbon-coated NFPP cathode raises electronic conductivity while improving battery capacity, cycling stability, and rate capability.

Ceramic LLZO-type coatings and a carbon-nanotube gel improve lithium-ion and electronic conduction in solid-state battery cathodes.

Interface holes in a ceramic insulating layer store fresh electrolyte near the active material, improving Li-ion responsiveness and output.

A macro-precursor, calcination, and pulverization route forms 1-3 μm single-crystal cathode particles with lower process difficulty and better battery stability.

Porous carbon particles with silicon and a controlled oxide layer limit expansion cracks, resist moisture, and preserve battery life and power.

Controlled Fe2+ change during charging boosts sodium-ion cathode electron transfer and energy density while preserving air stability and cycle life.

Parabolic infrared reflectors direct heat across both electrode surfaces to improve drying uniformity, yield, and battery reliability.

Non-joint regions around ceramic cathode joint areas let thin lithium secondary batteries bend without plate breakage or output loss.

A lithium-active cathode coating offsets initial lithium loss and stabilizes high-nickel NCM surfaces to curb side reactions and capacity fade.

Selective wettability on the current collector confines slurry at electrode edges, shortening sliding portions and stabilizing battery capacity balance.

A dual-layer binder structure localizes H-NBR in the upper electrode layer to improve bending flexibility while preserving current collector adhesion.

A borate metal oxide cathode coating blocks electrolyte contact, scavenges HF, and reduces transition metal dissolution to extend battery cycle life.

A double-layer O3@P2 and inert coating cuts residual alkali, improves air stability, and preserves sodium-ion battery capacity and cycle life.

A carbon-coated silicon anode with partially spaced SWCNTs preserves conductive paths during volume change, reducing short circuits and extending battery life.