国家/地区 世界知识产权组织（5）
IPC部 B（5）
IPC大类 B01（5） C01（5）
IPC小类 B01J（5）
IPC B01J019/12（5）
发明人 KIM B G（2） KIM S J（2） KIMSUNJOO（2）
LEE J G（2） MIN R（2） PARK H（2）
PARK J（2） RYOU M（2） YANG W S（2）
公开年 2022（2） 2023（2）
申请年 2021（5）
专利权人 COWINDST CO .（2） GIEVER（2） GIEVER CO LT.（2） KOREA ELECTR.（2）

Graphene manufacturing apparatus comprises supply unit, moving unit, laser irradiation unit, and collecting unit connected to other side of moving unit to separate and collect graphene powder from graphite oxide powder or graphene oxide powder.

YANG W S, KIM S J, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G

Manufacturing graphene comprises disposing graphite oxide powder or graphene oxide powder in laser irradiation area, irradiating laser to graphite oxide powder or graphene oxide powder and recovering graphene powder generated by irradiation.

YANG W S, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G, KIM S J

Preparing graphene flake composition, by preparing expandable graphite, charging expandable graphite to furnace, sealing furnace, heating furnace by irradiating microwaves, maintaining temperature of expandable graphite by stopping microwave irradiation, and mixing graphene and binder polymer.

RYOU M, MIN R

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

Making porous graphene layer used in electronic device involves determining first and second temperature thresholds, determining operating parameters of light source and generating beam of light from light source to precursor material layer.

THAM N C Y, SAHOO P K, MURUKESHAN V M, KIM Y, LOW M J