Negative Electrodes TRIZ Cases

A superoxide dismutase mimic catalyst converts superoxide into a protective Li2O2 film within the battery electrolyte.

Magnesium cross-linked polyacrylate binders adjust adhesion strength to prevent creases and falloff in silicon anodes.

Dispersing silicon particles within a low-porosity lithium silicate matrix suppresses irreversible reactions to improve initial charge-discharge efficiency.

Thickened solid-state battery edge portions distribute expansion stress during charging, preventing structural cracks caused by electrode swelling.

A lithium secondary battery uses a phosphate additive to form a protective film on the cathode, suppressing exothermic reactions during overcharging.

A sulfur-containing cyclic compound in the negative electrode facilitates zinc precipitation during charging.

Controlling negative electrode orientation via magnetic fields and adding porous structured additives improves lithium ion conductivity while reducing DC internal resistance.

An MSi2 anode layer absorbs lithium ions between silicon layers to reduce volume expansion during charging.

A boron-doped carbon negative electrode material with a C-O-C bonded coating layer suppresses boric acid ester desorption during high-rate cycling.

A negative electrode plate with controlled active specific surface area enables faster lithium ion charge exchange.

A protective film on lithium battery electrodes suppresses solvent decomposition while maintaining ion passage at high voltage.

A negative electrode active material mixture maintains pore spaces during rolling to secure electrolyte flow passages.

A double-layer negative electrode plate resolves slow lithium intercalation in silicon by using distinct graphite layers, reducing precipitation risk.

A crosslinked polymer binder with ethylenically unsaturated carboxylic acid and allyl ether monomers enhances electrode binding ability.

Electrolyte composition with specific additives inhibits hydrogen formation during overcharging, preventing thermal runaway and ignition.

Optimizing the negative electrode structure suppresses transient power degradation and micro short-circuits that occur when reducing separator thickness.

A hydrophobically modified alkali-swellable emulsion improves slurry stability and electrode adhesiveness in negative electrode compositions.

Lithium-substituted acrylic acid in the acryl copolymer reduces resistance while accommodating silicon volume expansion to improve cycle life.

A carbon-sulfur composite cathode paired with a low polysulfide solubility electrolyte enables high energy density.

A multi-protective layer on lithium metal anodes suppresses dendrite growth through alternating ion and electron conductive polymer segments.

Amorphous LiF coating on carbon electrodes regulates SEI thickness, enabling stable rapid charging while reducing calorific values during overcharge.

A nonaqueous electrolyte secondary battery uses a silicon negative electrode with composite oxide positive electrodes to store lithium ions.

Functionalized host materials stabilize the solid electrolyte interphase layer to prevent dendrite growth during plating and stripping cycles.

Coated NCM particles paired with specific graphite parameters prevent interface damage from volume expansion, maintaining high energy density.

A silicon negative electrode material anchors a carbon coating via a polymer layer, preventing peeling during cycling and improving cycle performance.

A silicon negative electrode active material uses a three-layer structure with an amorphous matrix and nano grain interface.

Blending polyacrylates with distinct molecular weights resolves silicon electrode degradation caused by volume expansion during lithiation.

Electron donating groups in the anode buffering zone mask lithium ion charge to prevent accumulation and dendrite growth during fast charging.

A lithium metal-inorganic composite coating enhances initial irreversibility on negative electrodes.

Nitrile-terminated perfluoropolyethers dissolve alkali metal salts to enable ionic conduction in battery systems.

Sodium hydroxide electrolyte with lithium hydroxide and sodium sulfide reduces iron solubility, resolving slow charging rates and thermal runaway risks.

Dahlia carbon nanohorns create a resilient conductive matrix that accommodates volumetric expansion of silicon and sulfur active materials.

An electronically insulating region with mechanically separable layers redirects lithium redeposition within electrochemical cells.

Silylated cellulose coatings prevent magnesium passivation and enable chloride-free electrolytes, extending electrochemical cell cycle life.

A rechargeable lithium battery design with a negative electrode active mass density of 1.6 g/cc or more and an inner pressure of 0.95 to 1.65 kgf/cm2.

A dual-phase silicon oxide negative electrode active material reduces irreversible capacity loss by relieving mechanical stress during lithium ion cycling.

A secondary battery binder copolymer combines acrylic monomers with polymer azo initiator residues to enhance electrode flexibility.

A terephthalic acid compound with an electron-withdrawing substituent dissolves in the gel electrolyte to form ions that interact with zinc.

Removing binding agents from the negative electrode allows silicon particles to expand freely, preventing disintegration while maintaining high energy density.

Fluorinated cyclic carbonate additive stabilizes the solid electrolyte interface in lithium secondary batteries.

Polycarboxylic acid metal salt binder removes high-resistance films from silicon active materials.

Dual PVDF resin adhesive layer bonds electrodes while preventing electrolyte decomposition during dry heat press processing.

Amorphous carbon shells surround silicon-metal composites to suppress volume expansion during charge cycles.

Tungsten coating on amorphous carbon reduces battery resistance, enhancing output characteristics for electric vehicles.