Graphitized petroleum coke yɛ ade a ɛsom bo kɛse-aduru a wɔde ka ho, a wɔde di dwuma kɛse wɔ lithium battery negative electrode, metallurgy, nnuruyɛ adwuma ne mfuw afoforo mu. Ne core production technology ne sɛ ɛbɛdane petroleum coke ayɛ no adeɛ a ɛwɔ crystallinity ne conductivity a ɛkorɔn denam-temperature graphitization process a ɛkorɔn so. Wɔ nnansa yi mfe mu no, bere a ahoɔden foforo a wɔde yɛ adwuma no renya nkɔso ntɛmntɛm no, gua so ahwehwɛde a ɛfa petroleum coke a wɔayɛ no graphic ho no akɔ so ayɛ kɛse, na ɔkwan a wɔfa so yɛ no nso abɛyɛ nea wɔde wɔn adwene si so wɔ nnwuma mu.
Ade titiriw a wɔde yɛ petroleum coke a wɔayɛ no graphitized no ne petroleum coke, a mpɛn pii no wonya fi coking unit a ɛkyɛ wɔ ngo a wɔde yɛ nneɛma mu no mu. Bere a wɔadi kan ayɛ wɔn aduru te sɛ abubuw ne nhwehwɛmu akyi no, petroleum coke hyɛn graphitization fononoo mu ma ɛkorɔn-temperature ayaresa. Mprempren, graphitization nhyehyɛe titiriw no bi ne Acheson graphitization fononoo kwan ne ɔhyew series graphitization fononoo kwan. Acheson graphitization fononoo kwan no ma petroleum coke yɛ hyew kodu soro 2500℃denam resistance ɔhyew so, san hyehyɛ ne nhyehyɛe na ɛyɛ graphite crystals. Ɔhyew a ɛwɔ mu no mu graphitization fononoo kwan no fa ɔhyew kwan a etu mpɔn kɛse, a ɛfa nneɛma no mu tẽẽ fa mprempren no mu na ama ɔhyew a ɛkɔ soro ntɛmntɛm, a ɛtew ahoɔden a wɔde di dwuma so kɛse na ɛma nneɛma no yɛ papa.
Ɔhyew sohwɛ yɛ ade titiriw a ɛwɔ graphitization nhyehyɛe no mu. Mpɛn pii no ɛho hia sɛ wɔyɛ wɔ wim tebea a ɛnyɛ adwuma (te sɛ nitrogen anaa argon) ase na wɔakwati sɛ nneɛma no bɛhyew. Bio nso, sɛ wode catalyst dodow a ɛfata (te sɛ dade te sɛ iron ne nikel) ka ho a, ebetumi ama graphitization nhyehyɛe no anya nkɔso na ama nea wɔyɛ no ayɛ tiaa. Nnansa yi mfe mu no, nnwumakuw bi afi ase rehwehwɛ microwave-aboa ma wɔayɛ graphitization mfiridwuma, de microwave ahorow a ɛyɛ hyew ntɛmntɛm no adi dwuma de ama ahoɔden a wɔde di dwuma yiye ne nneɛma a wɔyɛ no ayɛ papa bio.
Graphitized petroleum coke di gyinabea titiriw wɔ lithium battery negative electrode nneɛma no mu esiane ne ahotew a ɛkorɔn, sulfur a ɛba fam ne conductivity a ɛkyɛn so nti. Esiane sɛ ahoɔden adwuma foforo no atrɛw nti, wɔhwɛ kwan sɛ ne gua so ahwehwɛde no bɛkɔ so ayɛ kɛse. Daakye, ɛnam sɛ nneɛma foforo a wɔyɛ wɔ mfiridwuma mu no kɔ so nti, wɔhwɛ kwan sɛ ɛho ka a wɔbɔ wɔ petroleum coke a wɔayɛ no graphic no ho no so bɛtew bio, na nea wɔde bedi dwuma no bɛkɔ soro kɛse.
