国家/地区 中国（6）
IPC部 C（6）
IPC大类 C07（6）
IPC小类 C08F（6）
IPC C08F212/08（6）
发明人 HE W（2） JIN M（2） LU C（2）
YU F（2）
公开年 2022（3）
申请年 2020（2）  2022（2） 
专利权人 CHINA PETROL.（2） SINOPEC SHAN.（2）

Graphene conductive polymer composite material is prepared by dissolving modified polystyrene in N,N-dimethylformamide, adjusting pH value to be alkaline, adding modified graphene under stirring, and removing filtrate by filtration.

LU C, WEI G

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

Catalyst for catalytic hydration reaction of alkylene oxide, comprises ion exchange resin, and is prepared by subjecting resin matrix to Friedel-Crafts reaction, ketone group reduction reaction, and chloromethylation reaction.

HE W, TAO G, JIN M, YU F

High-strength expandable polystyrene filling resin comprises modified polystyrene, flame retardant, foaming agent, stabilizing agent, lubricant, and is prepared by weighing the raw material, uniformly mixing, performing foaming treatment and molding to obtain expandable polystyrene filling resin.

CHEN P, FAN G, ZHANG S

New catalyst i.e. 1-methylpyrrolidine compound useful in preparing diol by hydration reaction of epoxy alkane.

YU F, HE W, JIN M

Multifunctional lubricating oil comprises base oil, modified graphene, oil-soluble molybdenum amine complex, viscosity index improver and modified nano-silicon carbide particles.

YAN M