Electrode Carriers/Collectors TRIZ Cases

A thin film solid state lithium ion battery structure uses dry sputtering to form functional layers on an insulating substrate.

A porous positive electrode active material layer contains voids filled with non-aqueous liquid electrolyte to support lithium ion migration.

A concave battery recess expands the display housing rotation angle while crossing cables reduce harness stress.

A battery current collector combines a foam metal layer and a strength enhancement layer through metallurgical bonding.

A lithium-ion battery electrode uses a primer layer and crosslinking agent to protect the current collector.

Welding a porous substrate to a current collector enables precise lithium deposition, resolving ohmic resistance issues in lithium ion batteries.

Water delamination recovers graphite and copper from lithium-ion anode scraps, avoiding toxic gas production and high energy consumption of calcination.

Graded silicon layers reduce electrical resistance and improve capacity retention in lithium secondary batteries.

A clad material with a carbon-doped nickel alloy core bonded to copper layers strengthens battery negative electrode collectors.

A non-graphitic carbon anode material enhances lithium storage capacity through controlled heat treatment and pyrolytic coating.

Segmenting nickel oxide into large cracked and small intact groups balances self-discharge suppression with improved charge reactions.

Aligned graphene sheets in a rolled aluminum cathode enhance power density by enabling rapid ion transport through perpendicular orientation.

Segmenting wide metallic lithium into spliced narrow strips resolves thickness non-uniformity during pre-lithiation of large-area negative electrodes.

A composite current collector uses a low-density insulation layer and metal protective coating to enhance mechanical stability.

Surface carbon coating on alkaline cathode particles boosts conductivity without reducing battery capacity.

A porous metal current collector with resin-filled through-holes absorbs volume expansion to prevent interface cracking and maintain output stability.

A positive electrode uses carbon nanotube zones to prevent sulfur passivation and maintain discharge capacity during cycling.

Replacing heavy metal foils with carbon nanotube layers reduces weight and prevents electrolyte corrosion, extending battery lifespan.

A current collector integrates a porous blocking structure at its opening to manage electrolyte flow and solid particle separation.

A porous body quality inspection apparatus measures interfacial contact resistance using a pressure-sensitive discoloration base material.

Alternating electrode mixture and irreversible parts on a current collector adjust irreversible efficiency to prevent electrolyte polarization.

An electrode with a self-assembled organic film prevents water electrolysis and corrosion, resolving safety risks from flammable nonaqueous solvents.

Optimizing the N/P ratio in a lithium metal pouch cell resolves the trade-off between specific energy and cycle life by suppressing dendrite formation.

A conductive undercoating agent composition bonds to battery current collectors via silyl groups and inorganic particles.

A laminated electrode structure combines distinct active material layers to improve conductivity and energy density in lithium secondary batteries.

Nonwoven glass mats reinforce lead-acid battery plates, resisting chemical degradation that destroys paper reinforcement.

A carbon and hydrogen coating on aluminum foil reduces internal resistance in lithium-ion cells without the manufacturing complexity of tungsten layers.

Neutral pH electrolytes prevent dendrite formation and shape change, extending cycle life beyond 1200 cycles.

Glyme-based mixed solvent electrolytes enable fast charging rates and lower manufacturing costs by replacing heavy metal cathodes in rechargeable batteries.

Non-planar electrodes use porous foam current collectors to support high active material loading.

A lithium electrode deposits metal on a protective layer before transferring it to a current collector, resolving uniformity and degradation issues.

A conductive net encases silicon alloy particles to maintain electrical contact, preventing capacity fade from volume expansion.

A lithium ion reservoir with a porous framework delays ion entry into the anode, preventing dendrite formation and thermal runaway in fast-charging batteries.

Melamine modification patterns platinum electrodes to selectively adsorb oxygen while blocking sulfate and phosphate species.

A rolled copper foil with enhanced tensile strength and breaking elongation serves as a secondary battery negative electrode current collector.

Specific curvature radius prevents anode fracture while maintaining high energy density.

Porous cathode layer hosts metal polysulfide to reduce dissolution and improve cycle stability.

A dual-layer negative electrode plate with graded stiffness maintains porosity and pressure, resolving energy density versus reliability trade-offs.

Inclined virtual line hole patterns enhance tensile strength in perforated films without compromising gas permeability.

Agglomerated lithium iron phosphate particles with carbonaceous films enhance electron and ion conductivity while preventing deformation during calendering.

Pretreatment with Group IIIB or IV metal compounds improves adhesion without excessive binder, preserving electrode capacity.

Segmented anode electrodes construct sealed cavities that constrain lithium metal deposition, preventing irregular growth and short-circuit risks.

A lithium-ion battery electrode plate uses spatially varying binder content to secure active material layers on current collectors.

A molybdenum disulphide cathode with a multi-layered structure on flexible carbon cloth enables efficient zinc ion intercalation.

A metal carbon composite negative electrode uses a porous carbon matrix to host active metals.

Cobalt ferrite coatings protect iron substrates from corrosion while maintaining conductivity, reducing costs compared to nickel-based electrodes.

A fuel cell monitoring device calculates diffusion resistance components to detect water content and flooding states.

Open-structured outer current collector enables flexible cable battery shape changes while preventing short circuits through elastic deformation.

Modifying copper foil surface roughness and oxygen atomic amount strengthens adhesive force to prevent active material separation during volume expansion.