Electrode Rolling/Calendering TRIZ Cases

Adding organic carbonate above its melting point to binder solution creates slurry, eliminating toxic solvent removal and reducing energy consumption.

Electrolyte contact improves electrode coating flexibility, preventing cracks during winding while maintaining energy density and eliminating toxic byproducts.

Conductive flakes form a three-dimensional matrix within fibrillatable polymers to enhance tensile strength and reduce electrical resistance.

A two-step coating process fills three-dimensional electrode substrates with active material paste to ensure uniform distribution.

A silver nanowire electrode thin film method using controlled roller coating and substrate heating to align nanowires.

Acrylamide polymer in anode binder mixture strengthens electrode adhesion, reducing manufacturing defects and interfacial resistance.

A lithium transition metal composite oxide positive electrode paired with a graphite and amorphous carbon negative electrode mixture.

Selective conductive coating spacing prevents active material separation while single-step slurry merging boosts manufacturing productivity.

A lithium battery electrode uses clustered active material domains to enhance electrolyte infiltration and contact area.

Aerosolized electrode materials blend with carbon nanotubes to form self-standing electrodes embedded in polymer packaging.

A zinc electrode uses a sintered thermoplastic binder matrix to immobilize active mass and maintain structural integrity during cycling.

Surface treatment creates binding sites on cell separators for electrostatic cold press lamination of electrode stacks.

A protective coating on the cathode edge prevents internal short circuits in lithium-ion battery cells.

Optimizing the conductive assistant ratio in the negative electrode mix layer improves output characteristics at low and room temperatures.

Fibrillated dough lamination produces uniform zinc anodes, resolving manufacturing efficiency and quality trade-offs.

Adding basic and silicon compounds to silyl group electrolytes lowers viscosity, suppresses gas generation, and preserves input-output characteristics.

Multi-step coating and calendering on a battery electrode plate increases active material density while preventing uneven distribution during manufacturing.

Ester plasticizers in aqueous pastes enhance mechanical stability of flexible battery electrodes, preventing flaking during volume expansion.

Heating the current collector foil to its softening point before applying the granulated mixture prevents binder melting and resistance increases.

Heat-melted binder resin joins flake graphite particles to the current collecting foil, eliminating drying steps that raise internal resistance.

Silane coupling agents form transition layers between organic binders and inorganic particles, preventing severe electrode resistance increases.

Segmented conducting layers with height-direction grooves relieve stress concentration during rolling, preventing delamination from the insulating substrate.

Inorganic particle dispersion in acrylic binders minimizes thermal shrinkage, preventing large separator detachment during manufacturing.

Laser ablation creates void spaces in thick silicon electrodes to accommodate volumetric expansion, preventing cracking and maintaining electrical contact.

Cross-linked lithium carboxymethyl cellulose reduces anode additive usage while lowering direct current resistance at -30°C.

Interstitial lithium ion reservoirs in anode active material layers absorb incoming ions via redox reactions.

A lithium ion secondary battery negative electrode composite material layer includes distinct regions with silicon oxide to manage ion distribution.

Segmented irregular silicon anodes absorb volume expansion during lithiation, stabilizing electrical contact and extending battery cycle life.

Fluoropolymer functionalization achieves adhesion and cohesion in solvent-free electrodes, eliminating organic solvents while maintaining mechanical strength.

Saponified copolymer resin lowers paste viscosity without large dispersant amounts, preserving battery internal resistance and capacity.

A hybrid electrochemical energy storage device combines lithium-ion and capacitor electrodes to balance energy and power density.

Agglomerated lithium transition metal phosphate particles feature a carbon coating layer to increase electrical conductivity.

Fluorinated cyclic carbonate additives form a layered SEI film that reduces system impedance while improving thermal stability and cycle life.

Extruding molten lithium with inorganic powder creates a protective ribbon that reduces ignition risk and initial irreversible capacity loss.

Flexible graphite powder anode material achieves 400 mAh/g capacity at 5 C-rate by overcoming the 372 mAh/g limit of traditional graphite.

Segmenting the electrode mix into layers with different binder glass transition temperatures prevents adhesion loss during volumetric expansion.

Metal lithium strips doped with magnesium, boron, aluminum, silicon, indium, zinc, silver, calcium, manganese, or sodium adjust tensile strength to match width and thickness.

Inverting current collectors during low-temperature drying concentrates binder near the substrate, resolving adhesion failures while maintaining high capacity.

Graphene oxide enables vertical b-axis orientation of olivine particles during electrode pressing, resolving one-dimensional lithium ion occlusion limits.

A roller press applies static charge to transfer stabilized lithium metal powder directly onto battery electrodes.

Balancing charge transfer resistance between spinel electrodes prevents oxidative decomposition reactions and capacity loss during high-rate cycling.

Segmented pressure application resolves porosity inconsistency between cathode and anode layers in bipolar electrodes.

A patterned multilayered electrode uses interlocking cavities and protrusions to enhance layer adhesion.

Gradient sulfur content in the electrode core and surface resolves low conductivity and polysulfide dissolution trade-offs.

A lithium secondary battery uses cathode particles with concentration gradients to enhance electrical performance.

An ion-exchange protective layer on a metal electrode suppresses dendrite formation while maintaining fast ion transport across the interface.

Shear forces align cylindrical particles to boost packing density and reduce tortuosity.