国家/地区 中国（7）
IPC部 C（7）
IPC大类 C08（7） C09（3）
IPC小类 C08F（7）
IPC C08F220/56（7）
发明人 HUA S（2） LI S（2） LI X（2）
PEI D（2） XU X（2）
公开年 2023（7）
申请年 2023（7）
专利权人 HUAWEI METAL.（2） SINOSTEEL MA.（2）

Preparing high-strength graphene antibacterial hydrogel material for energy storage, by mixing styrene-butadiene emulsion, graphene oxide, acrylamide, acrylic acid and water, adding N,N'-methylenebis(acrylamide) and ammonium persulfate, molding, and soaking in ferric chloride solution and water.

ZHANG H, NIU W, LI W, MA Y, YUE H

Preparation of heat-induced flexible photo-thermal phase change hydrogel used in skin heat management application, involves melting hydrated salt, adding hydrophilic polymer, crosslinking agent and graphene oxide, magnetically stirring, adding initiator, and reacting.

YU W, SONG M, WANG L

Preparing negatively charged graphene oxide-based drilling fluid loss reducer, comprises dispersing graphene oxide in solvent, adding organic amine, negatively charged monomer, 4,4'-azobis(4-cyanovaleric acid) as initiator and amide condensing agent and carrying out polymerization reaction.

LI H, YI S, DONG H

Preparing nanocomposite fluorescent hydrogel useful in fluorescence detection of metal ions in water, comprises e.g. adding mixed reactants and initiators to graphene quantum dot solution, uniformly stirring, soaking in deionized water and taking out.

CHEN J, HOU S, ZHOU Z, HUANG H, YANG Q, ZHU W, SHE X, DU J

High-strength microgel granular material for rapid plugging of water leakage in engineering facilities, by placing pre-polymerized liquid comprising acrylamide, ammonium persulfate and graphene oxide in open-cover electric heating reactor for polymerization reaction, drying and grinding.

LI B, LI S, XU X, LI X, PEI D, HUA S

Preparing high-strength microgel particle useful for emergency and rapid plugging and stopping water e.g. in reservoir, comprises polymerizing pre-polymerized liquid made of e.g. acrylamide and 2-acrylamide-2-methylpropanesulfonic acid, drying prepared polymer hydrogel, grinding, and sieving.

WANG D, YAO J, LI S, XU X, LI X, PEI D, HUA S

New amphiphobic polymer containing acyl hydrazone bond useful for preparing nano-amphiphobic reversal agent containing an acyl hydrazone bond polymer for forming a wet adsorption layer on the surface of the formation core.

ZHANG C, LIANG S, CHEN M, XU N, LI D, SHI W, WANG Y