国家/地区 中国（11）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC C01B032/198（12）
发明人 LIU Z（2） WANG J（2） WANG Z（2）
公开年 2022（10） 2023（2）
申请年 2022（12）
专利权人

Activation method before metallization of thick copper printed circuit board hole involves preparing graphene liquid and graphene oxide liquid, mixing to obtain graphene copper plating pre-activation liquid without dispersant, and injecting activating solution.

BAI J, XIE D, FANG B, WANG J

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

Method for generating titanium dioxide-titanium carbide heterostructure enhanced electromagnetic shielding efficiency by thermal annealing process involves using hydrochloric acid and lithium fluoride to selectively etching metal aluminum layer in titanium aluminum carbide.

YIN Y, LIU S, MA T, YU R, XU Z, LIU G, PEI X

Secondary forming method of high heat-conducting graphene film, involves drying multi-layer heat conducting graphene film after fully drying in protective gas.

HUANG J, LUO L, LI A, HUO C, WO X, MA J, CAO Y, YAN R, ZHANG Q

Graphene electromagnetic shielding film with high heat conductivity and high conductivity, comprises graphite oxide containing water is processed into strip by screw extruder, and cutting into particles.

WANG Z

Preparation method of light large size graphene electromagnetic shielding film, comprises introducing high temperature gas expansion to graphene structure to generate graphene less layer structure.

HAN Y, WANG Z

Preparing negative charge oxidation graphene, comprises adding concentrated sulfuric acid in reaction container, adding graphite powder, persulfate and phosphorus oxide, and adding concentrated sulfuric acid into graphite solution.

SONG T, CHEN W, PAN Z, LIU Z

Preparing carbon-based/elemental metal/boron nitride core-shell structure microwave absorbing material involves weighing carbon-based material, metal source, boron-containing material and nitrogen-containing material, adding them to ball milling jar in turn, adding solvent, sealing and ball-milling.

LIU D, JIANG D, SU Q, ZHONG B

Dough-type raw material using two-dimensional material used for manufacturing electronic material, comprises raw material (a) comprising graphene oxide and/or ceramic material, and ethanol.

CHOI J, KIM B S, PARK S Y

Coating method of primary coating forming reduced graphene oxide thick film by using electronic device, involves using low-viscosity graphene oxide slurry to simultaneously satisfy conditions that solid content is in specific range and viscosity is in specific range.

LV J, LIU Z, CAI J