国家/地区 中国（3） 韩国（2）
IPC部 B（5）
IPC大类 B01（5） C01（5）
IPC小类 B01J（5）
IPC B01J006/00（5）
发明人
公开年 2022（4）
申请年 2021（5）
专利权人

Direct growth method of multilayer graphene through pressure heat treatment, comprises forming etch stop layer, forming metal catalyst layer, forming amorphous carbon layer and directly growing multilayer graphene on seed layer.

KIM H, KIM S K, MI K H, YOO C S, JOJINWOO, KIM H Y, JEONJUNHYUCK, YUNSUNGHO, SUNG K H, LEE S M

Preparation of graphene involves mixing organic carbon source and reducing metal, and performing calcining in protective atmosphere.

ZUO J, DI Q, GONG Y

Producing graphene flakes, involves preparing expandable graphite, charging expandable graphite into furnace, sealing furnace, heating expandable graphite by irradiating furnace with microwaves, and maintaining or lowering temperature of expandable graphite by stopping microwave irradiation.

RYOU M, MIN R

Integrated preparation device for light heat-conducting wave-absorbing material multifunction, has reaction cylinder provided with reaction chamber, where reaction chamber is provided with drying chamber.

YU J, XU W, YANG X, CAO Y, LI Y, HE J

Device for preparing graphene and hydrogen by using joule heat conversion waste plastic, comprises gas pressure control unit fixed on pressure-resistant gas collecting pipeline, and air inlet pipeline fixed in airtight reaction cavity.

YAN Y, WANG Y