Patent ID: 11909036
Assignee: GUANGDONG KAIJIN NEW ENERGY TECHNOLOGY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A silicon/carbon composite material with a compact structure, comprising an inner core and a carbon coating layer coated on the inner core, wherein the inner core comprises a compact carbon matrix and silicon particles distributed inside the compact carbon matrix evenly and dispersively, and the silicon/carbon composite material is compact inside without voids or has closed voids therein with a volume ratio of 0-10%;
wherein the silicon/carbon composite material has a true density of 1.90-2.64 g/cm3, and has an oxygen content of 0-10%, a carbon content of 20-90% and a silicon content of 5-90%.