国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（4） C01B（2） C07C（2）
IPC
发明人 LI C（5）
公开年 2023（5）
申请年 2022（3） 
专利权人

Preparing diamines and polyamines containing diphenylmethane structure with low acid consumption comprises e.g. undergoing salt-forming reaction to generate aniline salt, mixing aniline salt and formaldehyde solution for reaction, adding solution to separator, and washing organic phase with alkali.

LI C, CUI C, ZHANG H, LI Y, ZHANG Y, LIN F

Catalyst used for catalyzing citronellal reaction to prepare glycol, comprises metal oxide comprising tungsten metal oxide, cerium metal oxide, zirconium metal oxide and/or molybdenum metal oxide, and carrier.

GUO J, ZHAO Y, TIAN W, LI Y, XU S, SUN Q, ZHU J, HU J, XIE J, WANG G, LI C

Preparation of oil-soluble graphene-modified styrene-divinylbenzene copolymer hydrophobic catalyst carrier involves mixing polymer stabilizer and carboxymethyl cellulose, mixing modified graphene, ethylene dichloride and benzoyl peroxide, and mixing obtained oil phase with aqueous phase.

HE N, LUO L, CHEN H, LI C, LIU C, SHU D, SHU X

Processing device for graphene oxide-based separation membrane, comprises preparation chamber equipped with drainage mechanism and extruding mechanism, and extruding mechanism runs through between preparation chamber and crushing cabin.

LI C, DING Y

Preparing graphene/ZIF-7 composite gel comprises preparing graphene gel by ultrasonically dispersing graphene oxide solid powder in distilled water, dissolving L-ascorbic acid and reacting to form columnar graphene gel, exchanging the solvent with dimethylformamide and immersing the graphene gel.

LI C, HE N, QIAO Y