国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC
发明人 KE L（2）
公开年 2017（2）
申请年 2016（2）
专利权人 KE L（2）

Preparing graphene involves mixing graphite raw material and bulking agent, adding nonionic agent to obtain mixture A, adding with quartz tube, preheating tubular furnace and cooled naturally.

KE L

Preparation of frozen graphene by mixing graphite raw material and solvent, uniformly stirring with non-ionic chelates, vacuumizing, vacuum-cooling, treating in hot water, freezing to grow ice crystals, swelling, separating, and heating.

KE L