Electrode Manufacturing Processes TRIZ Cases

Aqueous synthesis of carbon-coated lithium manganese iron phosphate via wet milling and heat treatment eliminates incomplete reactions and impurities.

Continuous wave laser cutting removes core protrusions at cut ends, suppressing short circuits between adjacent electrodes in multilayer batteries.

Washing and reactive coating remove residual lithium from lithium complex oxide surfaces, improving battery capacity and lifetime.

Tetracarboxylic acid esters form a polyimide network that relieves stress from silicon volume expansion while allowing stable SEI formation.

A cathode mixture for all-solid-state lithium-sulfur batteries incorporates elemental phosphorus and phosphorus sulfide to enhance electron and ion conductivity.

A stacked electrode block uses a holding member to conduct heat from electrodes while maintaining structural integrity.

Cavities between segmented unit cells absorb anode expansion stress to prevent structural damage and maintain battery capacity.

A single-lithium ion conductor coating blocks polysulfide migration to prevent capacity fading while maintaining lithium ion transport.

A dual-positive electrode composite layer balances conductive material oil absorption numbers to control active material reactivity across discharge states.

Reducing graphene oxide on the surface of lithium manganese composite oxide improves conductivity, resolving trade-offs between capacity and reliability.

Graded binder concentration resolves the trade-off between peeling strength and discharge capacity, improving cycle life and impact safety.

Polygonal porous domain structures on a collector surface alleviate internal stress, maintaining high discharge capacity after multiple cycles.

Plasma treatment removes lithium impurities from cathode active materials, preventing electrolyte side reactions and battery swelling.

Replacing NMP with low-boiling esters reduces evaporation energy and eliminates toxic residues in lithium ion battery production.

A fluoride ion battery uses a lithium fluoride buffer layer between the solid electrolyte and anode current collector to suppress short circuits.

A surface-controlled lithium ion-exchanging battery stores energy on electrode surfaces to enable rapid charge and discharge cycles.

Organic fine particles with specific shape factors and size distributions improve porous membrane strength while reducing moisture contamination.

Aluminum hydroxide coating on Li-Ni composite oxide particles prevents breakage under pressure, maintaining packing density and storage performance.

A lithium secondary battery uses a cobalt oxide mixture synthesized in situ during initial charging to form the active material.

Co-grinding carbon-coated complex oxide particles with fibrous carbon creates a conductive network that reduces impurities from ball-milling.

Depressed electrode tabs engage guide member protrusions for precise alignment during battery assembly stacking.

Decompression treatment removes dissolved nitrogen from electrolytic solutions to prevent flexible battery cases from swelling during high-temperature aging.

An amorphous coating film reduces lithium ion diffusion resistance on positive electrode active material surfaces.

A negative electrode mixture of amorphous carbon-coated graphite and hard carbon suppresses cracking during pressing.

Segmenting the electrode plate into a preliminary pattern and individual units reduces raw material loss while preventing micro short-circuits from debris.

An inert metal layer on a wire-type current collector prevents active material isolation during volume expansion, stabilizing cycle life and energy density.

A cutting device uses a vacuum system and an electrostatic field generator to remove splatter particles from electrode foils.

Composite anode material combines graphite with functionalized graphene to achieve high specific capacity while maintaining low manufacturing costs.

Metal semiconductor alloy fuses isolate shorted cells via electromigration, preserving parallel energy storage capacity.

Segmented porous absorbent particles distribute liquid electrolyte uniformly throughout the granule bed, preventing load imbalances and extending cell lifetime.

An ionic liquid mediator prevents reductive decomposition of phosphoric acid-based flame retardants, maintaining high rate and cycle-life characteristics.

Segmented recessed grooves enhance cap plate bending strength to prevent deformation under vibration while reducing unused case volume.

A secondary battery design method selects cathode active materials based on calculated temperature profiles across the stack.

An insoluble polymer and metal salt protective layer prevents dendrite formation, improving cycle lifetime and stability.

Germanium-coated copper particles in conductive paste enable direct air firing, eliminating oxidation and reducing capital investment.

Curved corner spacers constrain electrode assembly displacement during vibration, preventing short-circuits while maintaining ease of manufacture.

Aligning graphite (002) planes perpendicular to the current collector prevents electrolyte loss and suppresses internal resistance increase during discharge.

A layered electrode material uses a working electrolyte with large solvent molecules to block co-intercalation and maintain structural integrity.

Independent electric cams drive orbital compensation and rotational winding motions to maintain constant material position and speed at the core entrance.

Stable LiF interface layer on lithium titanate oxide anodes mitigates impedance growth.

Segmentation and intermediary principles enable precise binder distribution measurement by analyzing adhesive strength at multiple electrode regions.

Replacing heavy metal foils with carbon nanotube current collectors eliminates electrolyte corrosion and reduces weight to boost power density.

A sulfide-based electrode composite enhances ionic conductivity in lithium batteries.

Controlled crystallite diameter in lithium nickel composite oxide cathode active materials enhances low-temperature output.

Core-shell lithium additive compensates initial capacity loss in cathodes.

An insulating guide on the electrode periphery disperses lamination pressure and prevents tab contact short-circuiting.

Anode current collector forms lithium metal layer via desorbed ions from irreversible compensating additives.