国家/地区 中国（46）
IPC部 C（46）
IPC大类 C01（46） H01（10） B82（5）
B01（4） C08（4） C09（4）
G01（4） B05（2） C25（2）
D01（2） H05（2）
IPC小类 C01B（46）
IPC C01B032/194（14） C01B032/198（13） C01B032/184（11）
B82Y030/00（5） B82Y040/00（4） H01M004/62（4）
C01B025/45（3） C01B032/05（3） C01B032/19（3）
C01B032/192（3） C08K003/04（3） H01M004/36（3）
H01M004/58（3） H01M010/0525（3） H01M010/054（3）
发明人 LIU Y（46）
公开年 2022（37） 2023（9）
申请年 2022（46）
专利权人 SHENZHEN MAT.（5） UNIV ZHEJIAN.（4） UNIV CHONGQI.（3） SHANXI ZHONG.（2）
UNIV NORTH C.（2） UNIV QILU TE.（2） UNIV QINGDAO.（2） UNIV TSINGHU.（2）

Evaluating number of graphene layers comprises e.g. coating graphene mixed slurry on copper foil, drying, preparing button battery with dried copper foil as electrode sheet of current collector, and estimating number of graphene layers of graphene powder according to charge-discharge curve.

LIU Y, WANG B, SUN L, ZHOU L, SHI X, WANG X, LI B

Preparing fluorinated graphene used as composite heat-conducting film, involves uniformly mixing oxidized graphene with polyvinylidene fluoride, calcining under protection of inert gas, and carrying out fluorination reaction.

GUO S, WANG X, ZHANG L, LIU Y, YUAN X, ZHANG G, HUO J

Preparing graphene, involves mixing lignin with water, reacting with preset amount of nitric acid, dispersing formed black solid phase in water, hydro-thermally treating liquid,at preset condition, removing liquid phase, subjecting obtained water-soluble graphene to dialysis treatment and drying.

LIU Y, YU Q, LI G, MA Q, WANG J, CHEN X, WU F, ZHOU P, LI H, PENG W

Preparing oxidation-resistant elastic graphene airgel comprises e.g. soaking elastic graphene aerogel in condensed ring aromatic compound solution, water activation and freeze-drying, atomic layer deposition, annealing, soaking in polydimethylsiloxane solution, and curing and vacuum heat treatment.

HUANG H, WANG P, ZHANG E, CHENG P, LIU Y, LI W, ZHANG W

Preparing high-single-crystal pure single-layer graphene nanoribbon array used for band gap generation of graphene, involves covering surface of substrate with high single-crystal pure single-layer graphene, performing near-field electrospinning direct writing on surface of high-single-crystal.

ZHAN D, GUO W, LIU Y

Preparing manganese oxide-carbon composite material with branched structure, comprises e.g. dissolving slightly excess potassium permanganate in water, adding manganese sulfate, uniformly mixing, reacting, adding carbon-based materials, uniformly mixing with colloid and heating.

DU J, LIU Y, XUE J, KONG L, TAO C, WU J, FAN X

Composite electrode material of sodium titanate nano-fiber/reduction-oxidation graphene, for preparing sodium ion batteries or sodium batteries, comprises two-dimensional sheet layer structure, where particle diameter of particle, thickness, composed of few layers of reducing and oxidizing graphene.

LIU Y, WAN Y, LI W

Resourceful treatment of aquaculture wastewater, involves subjecting aquaculture wastewater to anaerobic fermentation treatment, performing solid-liquid separation, and collecting liquid phase to obtain anaerobic fermentation wastewater, adding magnesium source and adsorbent.

LIU Y, DENG G, TANG W, LI J, CHEN J, LIU X, HE J, LIU G

Preparing large sheet graphene oxide used in e.g. nanometer electronic device, involves subjecting original graphite to intercalation treatment in intercalating solvent to obtain intercalated graphite, performing expansion treatment on intercalated graphite obtained followed by peeling of graphite.

LI B, XU W, WEN Y, LIU Y

Positive electrode material, comprises inner layer material and coating layer covering inner layer material, where inner layer material is lithium iron manganese phosphate based compound, coating layer comprises niobium carbide MXene and carbon.

PENG X, WANG X, LIU Y