国家/地区 中国（11）
IPC部 C（11）
IPC大类 C01（11） C04（2）
IPC小类 C01B（11）
IPC C01B032/184（5） C01B031/04（2）
发明人 ZHANG S（11）
公开年 2017（8） 2016（2）
申请年 2016（11）
专利权人 UNIV CHONGQI.（2）

Graphene oxide-based vacuum sensor of vacuum test system used for detecting vacuum degree in vacuum chamber, comprises reduced graphene oxide film in which electrodes are arranged and are spaced apart from each other.

LI L, XU Z, WU K, ZHANG S

Preparation of oxidized graphene modified polymer cement waterproof coating involves mixing concentrated sulfuric acid, graphite powder and sodium nitrate mixture, cooling, mixing, adding potassium permanganate, and reacting.

WU H, ZHANG S

Preparation of dendritic monocrystalline graphene for e.g. sensor, involves cleaning copper foil substrate with acetic acid and acetone, pre-annealing and pre-oxidizing substrate, chemical vapor depositing and cooling substrate.

TU R, ZHANGCHI T, ZHANG S, ZHANG L

Preparation of graphene quantum dot involves preparing graphene oxide by Hummers method, ultrasonically dispersing resultant in water, mixing resultant with hydrogen peroxide and trivalent iron solution, irradiating and drying.

LI B, LI W, ZHANG S, JIN X, YANG P

Preparation of graphene oxide involves taking common graphite powder, carrying out liquid phase stripping method, filtering, drying, adding solvent, performing intercalation reaction, oxidizing, washing and drying, and ultrasonicating.

DING H, DU Z, ZHANG S, ZHAO D

Preparing graphene nanobelts for synthesizing nanometre composite material, involves reducing carbon nanotubes with carbon nanotubes as raw material in high-purity inert atmosphere under protection of dimethyl ether derivatives, and organi.

LI X, ZHAO X, ZHANG S, SU Z, ZHAO Y, ZHANG Y

Producing graphene, comprises e.g. quenching graphite block by heating in quenching medium, drying, mechanically crushing, grinding to obtain powder, subjecting to ball mill for dry grinding, wet grinding, and adding polyvinylpyrrolidone.

SHAO G, ZHANG P, ZHANG S

Preparation of xylo-oligosaccharides, dietary fiber and three-dimensional graphene by mixing biomass stalk with solid heteropoly acid and acidic ion water, reacting with sulfur dioxide, performing enzymolysis and carbonizing.

ZHANG B, ZHANG H, LUO X, QI Y, ZHANG Y, ZHANG S, CUI D, GUO J, LI H, DU Z, CUI H

Preparing hydrophilic graphite useful for refractory castable, comprises mixing graphene oxide with water, carrying out ultrasonic dispersion, adding flake graphite and dispersing agent to graphene oxide aqueous dispersion and drying.

ZHANG H, BI Y, ZHANG S, WANG H, DUAN H

Preparing graphene nano belt used in polymer additive comprises taking carbon nano tube, anaerobic anhydrous dimethyl ether derivative organic solvent mixed solution, adding potassium sodium liquid alloy, washing and drying the residue.

LI X, ZHAO X, ZHANG S, SU Z, ZHAO Y, ZHANG Y