Graphite TRIZ Cases

Reducing flake graphite aspect ratio in separator plates balances thermal conductivity, managing acid evaporation rates and extending fuel cell lifetime.

Amorphous carbon coating on artificial graphite core maintains structural integrity during compaction, enabling fast charging and extended cycle life.

Electrochemical intercalation replaces mechanical force and chemical oxidants to produce high-quality flaky graphite with minimal defects.

A surface alkali carbonate layer on graphite reduces side reactions with propylene carbonate, improving low-temperature performance and initial efficiency.

A negative electrode uses a flake-shaped polyethylene functional layer to enable rapid lithium ion insertion and extraction.

BF3-etherate fluorinates reduced graphene oxide to 10-40 wt% while co-doping with boron, nitrogen, or sulfur, avoiding plasma damage and corrosive reagents.

Segmented graphite sheets resolve the trade-off between mechanical flexibility and thermal conductivity in electronic cooling applications.

High-melting protective coating shields graphite muffle from silica vapor oxidation, eliminating cleaning downtime.

Microwave plasma reactor produces structured carbons to resolve manufacturing complexity and suboptimal reinforcement in tires.

Boron-nitrogen bonded graphite balances chemical stability against discharge capacity trade-offs through localized surface composition control.

Heat-treating polymer with heteroatom-containing moieties and sulfur forms a carbon skeleton that prevents dissolution in the electrolyte.

A wearable display device uses a heat dissipation sheet extending through an opening to conduct thermal energy away from the display element.

A SiC-coated carbon composite material with a stepwise Si content infiltrated layer relieves thermal expansion stress.

Skipping purification and drying steps maintains reactive oxygen functional groups, enhancing dispersibility in non-polar mediums.

A graphite negative electrode active material combines spheroidized and scale-shaped particles to increase tap density in lithium ion batteries.

Sulfonating expanded polystyrene enables char yield during carbonization, resolving the contradiction between process simplicity and material recovery.

Fillers between carbon layers maintain 0.335-1 nm spacing, preventing electrolyte decomposition while enhancing ion absorption capacity.