国家/地区 中国（11）
IPC部 B（11）
IPC大类 B01（11） C07（11）
IPC小类 B01J（11）
IPC B01J023/75（11）
发明人 LIU Q（2） MA L（2） MAO J（2）
WANG C（2） WANG H（2）
公开年 2022（5） 2021（2）
申请年 2020（3）  2021（2）  2022（2） 
专利权人 GUANGZHOU EN.（2）

Preparing vicinal diol by catalytic hydrogenolysis of lignocellulose, involves converting lignocellulosic vitamin into ortho-diol by hydrogenation at predefined conditions, with liquid acid as solvent, in presence of magnetic metal catalyst wrapped in carbon shell, under preset hydrogen pressure.

HU X, WANG H, YAN L, WANG C, MA L, XIN H, LIU Q

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

Preparing phenol by catalytic hydrogenation of guaiacol involves using n-dodecane as solvent, reacting guaiacol react with hydrogen under action of cobalt iron-reduced graphene oxide catalyst to obtain phenol, where cobalt iron-reduced graphene oxide catalyst is prepared by taking sodium nitrate.

YIN J, LI S, LV Y, MAO J, GUO Q, ZHOU J

Graphene-coated solid acid catalyst useful for catalytic nitration of aromatic hydrocarbon compounds.

JIN G, ZHANG R, HUANG W, ZHAO S, REN L, JI F, YANG Z

Preparing hexanedione by catalytic hydrogenation of lignocellulose comprises e.g. adding microcrystalline cellulose, liquid acid aqueous solution and graphene carbon nanotube/carbon shell wrapped metal catalyst to reaction vessel, and using hydrogenation reaction.

WANG C, ZHANG Q, WANG H, MA L, LIANG Y, LIU Q

Manufacture of oligo-layer carbon-protected metal-based catalyst for carbonylation of ethylene oxide, involves performing two-step thermal decomposition-reaction atmosphere treatment or one-step reduction treatment of e.g. bulk metal catalyst precursor containing carbon-containing organic material.

LIANG C, LIU P, LUO J, YANG W, LI C

Preparing glyoxylic acid from methyl glycolate comprises contacting the material containing methyl glycolate and mixed solvent with an oxidation catalyst and a hydrolysis catalyst in the presence of an oxygen source and reacting.

HUANG Y, GAO J, XU J, SUN Y, MIAO H, DU W, SHI S, ZHENG X

Preparing transition metal hydroxide-graphene composite material used for photocatalytic reduction of carbon dioxide to produce carbon monoxide, by dispersing graphene oxide, ultrasonically processing, and adding transition metal nitrate.

XU Y, TANG Z, LU K

Preparation of graphene supported cobalt catalyst used for catalyzing Fischer-Tropsch synthesis by reacting graphene oxide and cobalt source in presence of reducing agent, washing, dispersing, adding additive, drying and roasting.

QIN Y, MAO J, ZHANG G, CHEN X, HE W, JIANG L, YANG Y, LIU J, PAN Y

Preparation of cobalt/graphene composite material for preparing acetophenone by catalytic oxidation with ethyl benzene, involves mixing oxidized graphene and cobalt nitrate hexahydrate solution and adding sodium borohydride.

ZHENG G, FENG X, GAO L, HAN X, FU K, LI W, LIU Y