国家/地区 中国（2）
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01M（2）
IPC
发明人 ZHAO H（2）
公开年 2020（2）
申请年 2020（2） 
专利权人 PINGSHAN TECHNOLOGY CO LTD（2）

Method for preparing graphene or sulfur porous microsphere composite material as anode of lithium-sulfur battery, involves heating graphene or sulfur microspheres to obtain graphene or sulfur porous microsphere composite material.

ZHAO H

Preparation of biomass graphene used e.g. for preparing battery, by adding metal salt catalyst aqueous solution into pre-treated lignin, stirring, filtering and water washing, and using two-step heat treatment method to heat solid product.

ZHAO H