Graphite TRIZ Cases
- Metal Phosphide-Coated Carbon Anodes for Fast-Charging Li-Ion Batteries
A metal phosphide coating on carbon anodes lowers intercalation resistance and suppresses lithium plating during fast charging.
- Graphite Sheet Surface Structure for Lower Contact Thermal Resistance
A layered graphite sheet exposes a softer inner layer at the surface to cut contact thermal resistance while preserving heat dissipation and handling strength.
- Graphite Anode Composite With Conductive-Filled Gaps for Cycle-Life
Conductive material in secondary-particle gaps and amorphous carbon-coated graphite improve anode adhesion, charging rate, and cycle-life.
- Natural Graphite Anode Material for Swelling-Resistant Li-Ion Cells
Controlled graphite sphericity, tap density, and carbon coating reduce rolling stress, gas generation, and swelling in lithium secondary batteries.
- Conductive Electrodes for Uniform Covetic Melt Processing
Matching electrode conductivity to the molten metal-carbon mix improves current uniformity, covetic homogeneity, and batch consistency.
- Porous Silicon Anode Particles That Absorb Lithiation Expansion
Silane-derived Si deposited inside porous conductive particles preserves anode capacity while absorbing expansion stress and limiting cycle-life loss.
- Organic-Coated Carbon Anodes for Low-Irreversible-Capacity Batteries
An organic coating on carbon anodes suppresses side reactions while preserving conductivity, improving initial efficiency and peel strength.
- Recycled Graphite Purification for Li-Ion Anode Purity
Sequential acid leaching, NaOH sintering, and pH-adjusted washing remove aluminum oxide and cathode residues to yield >99.5% recycled graphite.
- Spherical Graphite Processing for Higher Yield and Fine Particle Control
Multi-stage pulverization and shaping convert graphite tailings into 3-12 μm spherical graphite, raising raw material utilization by 25-35%.
- Graphite-Silicon Anode Particles With Low Chromaticity b*
Low-b* graphite-silicon particles improve anode capacity and cycle life by limiting exposed silicon and electrolyte reactivity.
- Artificial Graphite Surface Oxidation for Higher Electrode Compaction
Mixed-gas heat treatment of moving graphite particles raises compaction density, improving battery electrode energy density and cycle stability.
- Spherical Natural Graphite Packing for Low-Swelling Li-Ion Anodes
Controlled graphite particle packing fills interparticle gaps to suppress battery swelling while preserving high-rate charging and cycle life.
- Sulfur-Carbon Composite Particle Sizing for Li-S Battery Conductivity
Controlling sulfur-carbon composite particles to 30-70 μm improves sulfur distribution, conductivity, and Li-S battery charge-discharge efficiency.
- Coal-Based Negative Electrode Material for High-Rate Cycle Stability
A compact low-pore coal-based anode balances capacity and rate capability while simplifying processing for long high-rate cycling.
- Sulfur-Carbon Composite Processing for Higher Li-S Battery Capacity
Controlled drying, ball milling, and low-temperature heating form reactive sulfur-carbon composites that suppress polysulfide loss and raise Li-S battery capacity.
- Carbon Anode Material with Bimodal Particles for Cycle Retention
A low-surface-area carbon with bimodal particle distribution preserves particle contact, improving capacity retention and DCR after 500 cycles.
- Graphite-Silicon Anode Composite for Stable Battery Cycle Life
Amorphous carbon-coated graphite with embedded conductive material buffers silicon expansion to preserve initial efficiency and long-term cycle life.