国家/地区 中国（15）
IPC部 C（15） B（9） H（2）
IPC大类 C07（15）
IPC小类 C07D（15）
IPC B01J031/02（2） C10N030/06（2）
发明人 HUANG F（3） SHI F（2） YANG J（2）
YUAN B（2）
公开年 2022（15）
申请年 2022（15）
专利权人 SICHUAN HONG.（2）

Preparing paraquat by mixing pyridine and methanol, dripping methyl chloride, carrying out pyridine alkylation reaction and dimerization reaction, removing impurities, adding beating water, acid solution, homogeneous catalyst, feeding liquid chlorine, reacting, filtering and separating catalyst.

HUO M, FU S, WU C, ZHANG L, ZHANG Z, YU J

Graphene composite material based on 4-aminostyrene modification, by adding graphene oxide to flask, adding toluene, performing ultrasonic treatment, followed by dripping 4-aminostyrene, washing, drying, vacuumizing, reacting, drying in vacuum drying oven and performing quaternization treatment.

LU C, GAO C, MAO X

Preparing delta-caprolactone involves using gluconolactone as substrate, using modified DODH as catalyst, reacting in reactor under present temperature and pressure conditions.

LI C, LIU J, LIANG C

Carbon-modified metal-based reduction catalyst used in cyano hydrogenation reaction, comprises metal-based active center reacting with carbon-containing gas, metal-based active center is nickel, cobalt or nickel alloy, forming nickel carbide or cobalt carbide or nickle metal carbide carrier.

LIU S, CHEN J, RUAN P, ZHANG H, ZHENG N

New carbazole derived electro-crosslinkable n-type organic semiconductor for use in electronic device, such as organic thin film transistors, organic solar cells, organic photosensitive diodes, organic photosensitive transistors, organic light emitting diodes, and quantum well diodes.

HUANG F, YANG X, YU G, ZHONG Z

Preparing functional graphene-polyvinyl chloride cable material with high thermal stability comprises e.g. adding 1,4,5,8-naphthalene tetracarboxylic dianhydride, phenylglycine methyl ester in N,N-dimethylformamide, adding product into potassium hydroxide solution, and adding diacetoxynaphthalimide.

LV Q, WU Q

Electrochromic material useful in electrochromic device, comprises electrochromic molecules (comprising electroacid structural unit i.e. spiro(2,11-dihydropyrrolo(3,4-a)phenoxazine-3,10'-9H-anthracene)-1-one derivatives, and dye structural unit) and electrolytes.

ZHANG X, YAO Z, ZHANG Y

Synthesis of symmetrical disulfide by dissolving insoluble copper salt and amine in methanol to form mixed solution, dispersing graphene in methanol to form dispersion liquid, mixing halide, elemental sulfur, copper-based catalyst, acid binding agent and solvent and carry out post-processing.

CHEN X, ZHOU S, RUAN J, JIN H, QIAN C

Catalyst for preparing gama-valerolactone by catalytic hydrogenation of levulinic acid, comprises copper silver zirconium graphene oxide catalyst, where catalyst is metal copper-silver, metal silver as electronic agent, zirconium oxide as carrier, and graphene oxide as structural auxiliary agent.

YIN J, LI S, MAO J, JIA Y, ZHOU J

Preparation of carbon-based metal single atom catalyst in cycloaddition reaction of carbon dioxide, by mixing carbon source, nitrogen source and metal salt, ball milling, heating under inert atmosphere using high temperature pyrolysis method to uniformly disperse metal single atom in metal salt.

LONG R, GONG W, LI J, XIONG Y