国家/地区 中国（9）
IPC部 C（9） H（4） B（3）
IPC大类 C01（9） H01（4） C22（2）
IPC小类 C01B（9）
IPC C01B032/194（9）
发明人 ZHANG X（9）
公开年 2022（5） 2023（4）
申请年 2022（9）
专利权人

High cycle performance lignin-based graphene material cathode comprises ammoniated graphene microchips, modified silica-lignin nanospheres, dispersant, hydrogen evolution inhibitor and deionized water.

WEI P, ZHANG X, YUAN J, CHEN S, HUANG B

Graphene slurry useful in battery, comprises graphene, modified polyvinyl alcohol and foaming agent, comprising ammonium sulfate or ammonium phosphate.

ZHANG X, YUAN Q, WEN Z, LIU C

Controlling electrical sedimentary graphene film in Zeta potential comprises scattering graphene in water to prepare graphene dispersing solution, separating graphene slurry, scattering graphene paste in different speed intervals in water, cleaning and fixing ultrasound in electrolyte as anode.

ZHANG J, LIANG A, ZHANG X, WANG F

Removing graphene surface poly(methyl methacrylate) (PMMA) layer based on non-solvent system involves placing PMMA/graphene/inorganic non-metal substrate in closed system containing non-inorganic salt solid desiccant and sodium ethylate-ethanol solution containing water-absorbing agent, and cleaning.

ZHAO X, LI Y, SUN L, WANG P, ZHANG X, GUO X, YU F

Preparing graphene-coated silicon batch, involves preparing silicon carbon precursor by spray drying and low temperature heat treatment process, and preparing high-temperature and high-vacuum device based on prepared graphene silicon material.

ZHOU S, SHEN J, CHEN M, LUO X, HOU Q, ZHANG X

Preparing graphene copper composite material useful in supercapacitors and motor drive devices, comprises e.g. pre-setting multi-layer copper foil in hot pressing chamber, adopting chemical vapor deposition, preparing graphene film on copper foil surface, and sintering graphene-copper.

GONG M, ZHAO M, LI M, CHEN C, CHEN Q, YANG W, LI Y, WANG Y, LIU B, PEI Z, ZHANG X, LIANG J

Transferring graphite involves spin coating liquid wax on graphene surface growing on growth substrate, cooling liquid wax to solidify, and obtaining growth substrate/graphene/wax composite structure.

LI S, CHEN P, ZHANG X, LI J, ZHANG T, HU T, TIAN Y, DING J, LIU Z, ZHANG R, ZHANG B, BAI X, LIU Q, QIU F

Preparing graphene metal matrix composite material, comprises carrying out surface metallization of graphene by molecular-level engineering treatment, and configuring certain proportion of organic solvent to mix metallized graphene and metal nanoparticles into paste for sintering.

ZHONG A, ZENG S, ZHANG X, ZHANG K

Preparing highly efficient, environmentally friendly carboxy functionalized graphene quantum dots comprises e.g. mixing graphene oxide solution, hydrogen peroxide, reacting, filtering, catalyzing decomposition of excess hydrogen peroxide, centrifuging, filtering, concentrating and freeze-drying.

DING Y, YANG Z, WU J, LIU X, ZHANG X, REN N, LIU M, BAO N