国家/地区 韩国（7）
IPC部 C（7）
IPC大类 C01（7） H01（7） C23（2）
IPC小类 C01B（7）
IPC C01B033/02（7）
发明人 CHOI J（3） LEECHANGSUP（3）
公开年 2022（7）
申请年 2021（5）  2020（2） 
专利权人 UNIV KEIMYUN.（3）

Manufacturing graphene quantum dot/silicon/carbon nanomaterial composite useful e.g. for manufacturing secondary battery, comprises e.g. synthesizing graphene quantum dots/silicon nanoparticles/carbon nanofibers or carbon nanotubes complex.

LEECHANGSUP, SERA K, CHOI J

Manufacturing silicon/carbon nanofiber (CNF)/graphene composite for manufacturing secondary battery, by mixing and dispersing silicon nanopowder and CNF in ethanol, ultrasonically processing, adding aqueous graphene oxide solution, stirring, performing vacuum filtration and drying.

LEE C S, CONG R, CHOI J Y, LEECHANGSUP, FEMALE T, CHOI J

Manufacturing composite film useful as anode material for lithium ion secondary battery, comprises preparing silicon nanoparticles/carbon nanotube mixed solution, adding aqueous graphene solution, sonicating and performing heat treatment.

LEECHANGSUP, HEE N E, HYUN Y R, CHOI J

Active material used in negative electrode for lithium secondary battery, comprises pores having preset size, and silicon-based compound having preset ratio of peak intensity in region having specific wavelength in Raman spectrum.

PARK G O, YOO S K, CHUNG J H, ZHENG Z, YU S, PARK G

Porous silicon-carbon composite used for negative electrode active material for lithium secondary battery, comprises silicon particles, magnesium fluoride, and carbon.

LIM J C, LEE J, JEON Y M, LIM S W, PARK J G, LEE H S, LIM H H, NAM S J, LEE E, LIM J, HYUN L J, IMSUNGWOO, HEE L, JIN N, PARK S

Negative electrode active material used for lithium secondary battery, comprises nanoparticles, and polymer binder surrounding nanoparticles comprising core comprising silicon, shell formed on surface of core and including silicon oxide, and formed on surface of shell and comprising carbon.

KIM C J, JI D H, KIM I H, AN H J, JOON K C, ZEE D, AN H

Manufacturing high heat-resistance graphene-silicon-carbon nanotube composite for secondary battery comprises performing heat treatment in air atmosphere in temperature range showing thermal stability of high heat resistant graphene oxide.

HAN J, PARK J H, LEE H, CHO J, KIM J, LEE G