国家/地区 韩国（7）
IPC部 C（7）
IPC大类 C01（7） B01（2）
IPC小类 C01B（7）
IPC C01B031/04（6） C01B032/182（2）
发明人 YANG S B（7）
公开年 2016（5）
申请年 2015（7）
专利权人 LG CHEM LTD（7） LG CHEM CO L.（2）

Producing graphene dispersed solution, comprises passing a supply solution containing graphite via a high pressure homogenizer, and treating the recovered supply solution with ozone.

YANG S B, SOHN K N, KWON W J, MIN J H, LEE M J

Preparing graphene involves passing feed solution comprising graphite through inlet, outlet, and high pressure homogenizer comprising micro-channel connecting between inlet and outlet.

YANG S B, KIM I Y, SOHN K N, LEE M J, KWON W J, LEE K S, YOO K H

Manufacturing high concentration graphene solution involves injecting graphene solution to hollow fiber filter, repeating process, and ejecting graphene of size smaller than diameter of hollow fiber pore.

LEE K S, SOHN K N, KWON W J, PARK S H, YANG S B

Preparing graphene involves passing feed solution comprising graphite through high pressure homogenizer comprising inlet, outlet, and microchannel connecting between inlet and outlet.

LEE M J, SOHN K N, YANG S B, KWON W J

Producing high concentration graphene dispersion, comprises mixing graphite, polyvinylpyrrolidone and water, and passing prepared feed solution into high pressure homogenizer having inlet, outlet and microchannel connecting inlet and outlet.

YANG S B, LEE M J, SOHN K N, KWON W J, LEE K S, JOO B S

Production of graphene used for electronic component, involves high-speed homogenizing dispersion solution containing expanded graphite and dispersing agent, preparing feed solution, and high-pressure homogenizing.

YANG S B, KWON W J, PARK S H, LEE M J, SOHN K N, YANG S, SOHN K, KWON W, PARK S, LI M

Porous silicon-carbon composite used for negative electrode active material, comprises core including active particles containing silicon particles and/or silicon oxide particles and shell layer including graphene coated on core.

HWANG E Y, KIM I Y, LEE J Y, KWON W J, SOHN K N, YANG S B, HUANG Y, KIM I, LEE J, KWON W, SOHN K, YANG S