Electrode Manufacturing Processes TRIZ Cases

Fluorochemical surfactant lowers thickener surface tension to improve active material powder wetting in lithium ion battery electrode production.

A silicon material with a three-dimensionally continuous bubble-shaped skeleton enables lithium diffusion through its Si-Si bond phase.

Patsnap Eureka TRIZ analysis of an electrode featuring a gas flow passage that prevents air entrapment during lamination, enhancing discharge capacity.

A cyclic sulfate electrolyte forms a protective film on the negative electrode to reduce direct-current resistance in lithium ion batteries.

An auxiliary case connects to a battery can to route electrolyte and gas through separate paths.

A sulfur-covered carbon nanostructured sponge cathode provides high electrical conductivity and capacity retention.

Surface-deposited lithium titanium oxide on carbon particles improves ionic conductivity and reduces internal resistance in battery anodes.

A spinel lithium-manganese composite oxide with controlled particle size distribution and specific surface area.

Anodic oxidation creates a nano-honeycomb alumina film on aluminum foil, increasing contact area and adhesion for electrical energy storage devices.

A temporary lithium additive decomposes during initial cycling to release additional ions into the electrolyte.

A bimodal positive active material combines olivine phosphate with lithium nickel composite oxide to enhance electrical conductivity.

Co-precipitating dense spherical metal carbonates reduces surface area to prevent electrolyte reactivity and improve thermal safety.

Applying a composite metal oxide layer to positive active materials improves electrolyte impregnation and discharge capacity for rechargeable lithium batteries.

A composite negative electrode active material uses a core of artificial graphite and hard carbon surrounded by a natural graphite shell.

A ternary eutectic electrolyte combines amide compounds and carbonates to enhance ion conductivity and electrochemical stability in secondary batteries.

Horizontal electrode strips fold between electrodes via curved grippers, eliminating complex robotic handling while maintaining precise positioning.

Atomic layer deposition coats a fiber felt scaffold with dielectric and conductor layers, increasing specific charge while sustaining breakdown voltages.

Replacing mold cutters with a laser system eliminates line stoppages, enabling continuous production of various cathode shapes while maintaining high precision.

Mechanical milling of Li2S with lithium salts boosts ionic conductivity and charge-discharge capacity in all-solid batteries.

HF acid dipping creates a high-purity LiF layer that suppresses dendrite growth and internal short-circuits in lithium metal batteries.

A composite shell isolates lithium active material from moisture and oxygen, enabling safe storage under normal conditions.

A lithium metal oxide core coated with a lithium iron phosphate shell resolves the contradiction between high capacity and overcharge safety.

Spontaneously formed segregated nanowire networks scaffold thick electrodes, preventing mechanical cracking during high areal capacity fabrication.

Polymeric coatings on hybrid sulfur particles enhance conductivity and cycle life without carbon dilution, solving polysulfide diffusion issues.

Direct deposition of thin-film batteries on semiconductor surfaces eliminates rigid encapsulation seal failures caused by temperature changes.

Liquid coolant baths manage battery temperature during high-current overcharging, preventing overheating and enabling safe capacity restoration.

A cathode mixture containing phosphorus-based ion conductors and high surface area carbon enhances electron transport in all-solid-state batteries.

Oxidized conductive carbon bridges active material particles to improve packing efficiency and energy density.

A chemical pre-activation method extracts lithium and oxygen from layered oxide materials using an activating compound.

A porous insulating member mediates electrical contact between an electrode precursor and a counter electrode unit to control alkali metal doping.

Adding lithium peroxide to the cathode compensates for formation losses, reducing active material weight and manufacturing costs.

Segmenting lithium nickel composite oxide particles isolates tungsten to specific surfaces, reducing rare element usage while maintaining battery output energy.

Segmented chambers and pressure barriers reduce processing time while maintaining pore formation quality.

Hard kneading with adsorbed oil dissolves high-viscosity CMC, preventing coating defects and maintaining peeling strength.

Segmented frame bones and nested radial frames suppress grid elongation while reducing electric resistance.

A magazine and jig system presses curled electrode plates to flatten them, resolving misalignment in stack-type rechargeable batteries.

Integrates electro-chemical battery layers into composite aircraft skin panels to provide structural stability and onboard power generation.

Segmenting the mandrel into conductive and removable portions allows tight jelly roll wrapping without damaging the assembly during removal.

Continuous strip energy storage complex production uses longitudinal cutting and transverse separation of material strands to form functional layers.

Electrophoretic deposition creates dense solid electrolyte and electrode films for rechargeable microbatteries.

Acid washing of iron disulfide cathodes eliminates pyrite-derived contaminants, preventing electrolyte leakage and extending shelf life.

Carbon dioxide in the electrolyte and electrode forms a stable solid electrolyte interface that suppresses gas generation and prevents internal resistance rise.

A computational method identifies stable battery electrode configurations by applying symmetry operations to redox element mixtures.

Non-bound electrode layers preserve charge and discharge characteristics under mechanical stress by preventing gap formation in the active material.

Transplanted artificial SEI shields lithium-ion insertion anodes from aqueous electrolytes, enabling stable cycling without degradation.

A cross-linked polysiloxane separator enables lithium ion conductivity in air cathode batteries.

Binder-free pressed electrodes on perforated metal collectors reduce charging periods while maintaining high volumetric capacity.

Dry etching reduces oxidized surfaces on active material particles embedded in metallic porous structures, preventing directional elongation during cycling.

A graphite powder with a carbon coating layer enhances electrode density and charge-discharge efficiency in lithium-ion batteries.