国家/地区 世界知识产权组织（7）
IPC部 B（7）
IPC大类 C01（7） B01（4） B32（2）
C09（2） H05（2）
IPC小类 C01B（7）
IPC C01B032/194（4） B01J004/00（2） B01J019/12（2）
B01J019/28（2） C01B032/184（2） C09D011/52（2）
发明人 CHO M（2） CHO M G（2） CHO S M（2）
KIM B G（2） KIM S J（2） KIMSUNJOO（2）
LEE J G（2） OH H G（2） OHHONGGI（2）
PARK H（2） PARK J（2） YANG W S（2）
公开年 2023（7）
申请年 2021（7）
专利权人 COWINDST CO .（2） KOREA ELECTR.（2） MCK TECH CO .（2）

Production of silver particle-graphene composite material used for heating device, involves adding N-methyl-2-pyrrolidone, and stirring, exfoliating and dispersing wet graphite to preparing graphene-containing composition, adding silver particles, and exfoliating and dispersing.

LIM K, NOH C, IMKIHYUN, ROH C

Manufacturing graphene composite structure by forming support body having observation unit corresponding to observation area and frame unit, and forming hydrophilic protective layer on upper surface of graphene layer by applying energy to graphene layer onto which organic component is transferred.

CHO S M, CHO M G, OH H G, CHO M, OHHONGGI

Wrinkle flattening unit for flattening wrinkles present in graphene composite structure, has rotation portion that comprises outer rotation unit having multiple suction holes communicating with branch passage and supporting one surface of composite structure.

CHO S M, CHO M G, OH H G, CHO M, OHHONGGI

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

Heating pad in heatable garment, comprises graphene particles dispersed in polymer matrix material, and electrically insulating covering layer bonded to heating pad and electrically insulating covering layer, overlaying and bonded to heating pad.

JONES E O, HOWE T H, SEYMOUR J

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

Vapor permeation device comprises graphene oxide membrane, which is configured to separate permeation stream comprising water from feed vapor stream comprising water and organic solvent.

LI K, LEE B