国家/地区 中国（16）
IPC部 B（16）
IPC大类 B82（16）
IPC小类 B82Y（16）
IPC C10N030/06（16）
发明人 CHEN X（2） GAO Y（2） WANG K（2）
WANG W（2） YIN X（2） ZHANG J（2）
公开年 2021（5） 2014（2） 2015（2） 2017（2） 2018（2） 2020（2）
申请年 2020（3）  2021（3）  2015（2）  2018（2）  2019（2） 
专利权人 UNIV TSINGHU.（2） UNIV XIAN AR.（2）

Preparing graphene-lead compound nanocomposite material comprises e.g. fully hydrolyzing graphene oxide fully attached with lead ions on surface and interlayer and performing directional polymerization treatment, heat-treating product, and washing and drying black solid.

MAN W, GAO T, ZHAO J, LI Y

Preparing core-shell structure useful for preparing zirconium alloy extruding lubricant, comprises e.g. taking graphene and dispersing in mixed solution of deionized water and ethanol to obtain solution A, subjecting the solution A to water ultrasonic treatment and crushing.

WANG K, GAO Y, CHANG W, WANG W

Preparing hydrophobic multi-element modified graphene quantum dot useful in e.g. preparation of lubricant additives, comprises sequentially adding non-aqueous solvent and carbon source into reactor, stirring, refluxing, performing solid-liquid separation and removing non-aqueous solvent.

WU J, ZENG Q, HE X, TIE S, HE K

Multi-element two-dimensional composite material, comprises two-dimensional material, quantum dot material and zero-dimensional material.

YIN X, CHEN X

Two-dimensional material quantum dot composite material useful as solid lubricant in special working conditions e.g. high and low temperature, high vacuum, strong radiation and harsh environments e.g. dust, humidity and seawater.

YIN X, CHEN X, LUO J

Friction catalytic designing of ultra-low-friction carbon film, involves dispersing metal nanoparticles in absolute ethanol, spin-coating to form carbon film, vacuum volatilizing absolute ethanol, stirring, and mixing with abrasive.

LI R, ZHANG J, YANG X, HOU D, SUN C

Preparing graphene-ceramic microsphere additive by adding nano-ceramic microspheres and graphene oxide into aluminum hydroxide colloid, putting pretreated particles in hydrazine hydrate, and grinding composite microspheres with fatty acids.

CHEN Q, ZENG J, ZHANG J, CHEN T

Preparing composite lubricant containing nano graphene oxide/black phosphorous nanosheets, comprises e.g. adding black phosphorous nanosheets to graphene oxide nanosheet dispersion, and uniformly stirring to obtain mixed solution-A.

WANG W, DONG S, HOU T, GAO Y, WANG Q, WANG K

Preparing dispersible graphene nanocomposite particle useful as antiwear and antifriction agent for lubricating oils, comprises carrying out spray-dried granulation of aqueous dispersion containing metal salt and graphene oxide.

ZHANG S, JIANG Z, ZHANG Y, ZHANG P, ZHANG Z

Extracting graphene quantum dots comprises e.g. co-processing a derived nitrogen-containing and sulfur-containing coal-based material with a mixture of concentrated sulfuric acid and concentrated nitric acid using coal-based material.

CAO Y