国家/地区 中国（8）
IPC部 C（6） F（2） H（2）
IPC大类 C01（3） C09（2） F24（2）
IPC小类 C01B（3） F24D（2）
IPC F24D013/02（2）
发明人 LIU Z（8）
公开年 2023（8）
申请年 2021（8）
专利权人 BEIJING GRAP.（2） UNIV PEKING（2）

Graphene electric heater with good heating effect for flow/radiation far infrared ray, has two graphene electric heating plates that are longitudinally installed in shell, and are parallel to each other.

LU F, DENG H, LIU Z

Preparation of weak oxidized graphene used for preparing graphene, involves processing graphite, adding corrosion inhibitor, mixing with intercalating agent, performing intercalation reaction on obtained mixture, mixing with oxidant, reacting, adding hydrogen peroxide to obtained product, and drying.

ZHENG T, ZHANG M, LAN Y, MAO O, YUAN S, LIU Z

Graphene coating used in preparation of graphene positive temperature coefficient (PTC) heat sink in heater, comprises aqueous silicone resin, graphene material, nano-inorganic ceramic material and alcohol solvent.

LI M, LIU Z, LI S, CAI Z

Polymer oil-based crosslinking curing plugging agent for drilling fluid, comprises modified epoxy resin, curing agent, curing regulator and reinforcing agent.

LIU Z, ZHANG J, ZHAO Z, ZHANG K, LI M, DENG Z, HE J, XIE X, CHENG K

Transparent polyethylene terephthalate film comprises e.g. fluororubber, nano titanium dioxide, diatomaceous earth powder, zinc stearate, straw, talc, glass fiber, magnesium oxide, benzoic acid, hexamethylcyclotrisilazane, and graphene.

HUANG M, LIU Z

Preparing lithium titanium phosphate useful for cathode sheet of battery, comprises mixing lithium, titanium and phosphate source for calcination treatment, mixing calcined product and water for ultrasonic or stirring treatment, grinding dispersion liquid and spray-drying mixed solution.

CHEN P, LIU Z, LUO Y

Composite fiber used in medical field, electronic circuit, super capacitor comprises core material fiber, graphene layer covering core material fiber and hexagonal boron nitride layer covering outside of graphene layer, hexagonal boron nitride layer grown and coated on outside of graphene layer.

CHENG Y, QI Y, JIANG J, LIU Z

Transferring method of film graphene, involves attaching side of graphene film/silicon resin layer/organic adhesive layer/graphene film composite to target substrate, and removing organic adhesive layer with organic solvent, removing metal substrate to obtain polymer film/silicon resin /glue layer.

LIN L, DING Q, ZHONG H, LIU Z