国家/地区 中国（33） 韩国（4） 美国（4） 欧洲专利局（EPO）（3） 世界知识产权组织（3）
IPC部 C（33） H（16） B（8）
G（3）
IPC大类 C01（33） H01（16） B82（4）
C09（4） B01（3） C08（2）
C23（2）
IPC小类 C01B（33）
IPC C01B032/198（8） C01B025/45（6） C01B032/184（5）
C01B032/186（5） C01B032/194（5） H01M004/58（5）
H01M010/0525（5） C01B032/05（4） H01M004/36（4）
B82Y030/00（3） B82Y040/00（3） C01B032/19（3）
C09K005/14（3） H01M004/583（3） H01M004/62（3）
发明人 LI C（33）
公开年 2022（33）
申请年 2022（18）  2021（15） 
专利权人 GUANGDONG BR.（4） HUNAN BRUNP .（4） HUNAN BRUNP .（3） SHANDONG HAI.（3）
GUOHUAN BATT.（2） HUNAN BRUNP .（2） QINGDAO JIUH.（2） SAMSUNG ELEC.（2）
UNIV KUNMING.（2） UNIV SOUTHWE.（2）

Preparing low oxygen, high stripping graphene oxide useful in preparation of graphene heat-conducting film, comprises e.g. homogenizing and suction filtering dispersion liquid, separating concentrated sulfuric acid in reaction material, washing and filtering solid material.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Continuously preparing ferric phosphate useful in preparing lithium iron phosphate material anode, comprises e.g. dissolving iron source and inorganic phosphorus source in solvent, adding precipitating agent, dropping oxidizing agent and iron-phosphorus-containing solution to react, and aging.

ZHANG J, SHI Z, CHEN R, RUAN D, LI C, LI L

Preparing graphene oxide by using waste graphene film leftover material, involves collecting leftover material of waste graphite film, soaking treated by soaking in liquid nitrogen to obtain film-made graphite, and mixing with conventional graphite to obtain recycled graphite.

ZHAO Y, ZHOU W, LI C, GENG B

Preparation of few layers of graphene by stripping soot particles by friction induction used as base lubricating oil in lubricating additive, involves taking biodiesel mixed fuel soot as raw material, dispersing in deionized water, and processing under condition of ball-disc reciprocating friction.

WANG S, WANG N, WANG X, XU X, LI C

Preparation of lithium iron phosphate used in battery, involves mixing iron source, lithium source, carbon source and graphene quantum dot material, grinding, dispersing, calcining, ball milling and sieving of calcined product.

LUO E, ZHANG X, LI C, WEI D, WU S, WEI L

Nanocrystalline graphene used for complementary metal-oxide-semiconductor process, comprises grains in stack of graphene sheets.

KIM S, BYUN K, CHO Y, SHIN K, LEE E, LEE C, SONG H, SHIN H, YOON J, LEE S, LIM H, BYUN K E, CHO Y C, SHIN K W, LEE C S, SONG H J, SHIN H J, SU Y J, LEE S Y, LIM H S, LI Z, YOUN J, SHEN X, LI C, LI Y, ZHAO L, JIN S

System for continuously recycling concentrated sulfuric acid to prepare oxidized graphene, comprises reaction kettle connected with ultrasonic device and filter through discharging pipeline, and homogenizing machine.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Preparing graphene oxide by recycling concentrated sulfuric acid comprises mixing flake graphite and concentrated sulfuric acid, performing ultrasonic treatment, performing solid-liquid separation on reaction material to obtain recovered concentrated sulfuric acid and solid material, homogenizing.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Quickly and efficiently preparing hollow carbon micro-sphere comprises e.g. dispersing nano-grade silicon dioxide micro-sphere to ethanol solution, adding carbon precursor and pH regulator, stirring, drying, carbonizing in inert atmosphere, dispersing into etching agent, centrifuging and washing.

WU S, OUYANG J, LUO E, ZHANG X, LI C, WEI D, HAN W, WEI L

Preparing thermally conductive composite material based on three-dimensional vertically aligned graphene framework, comprises e.g. carrying hydrothermal reduction on graphene oxide films to form three-dimensional layered structure, drying, and performing heat treatment under argon atmosphere.

HU A, TANG Q, WANG X, LI C, CHEN X