国家/地区 中国（27）
IPC部 C（27） H（5） B（2）
IPC大类 C08（27）
IPC小类 C08F（27）
IPC C08F220/58（27）
发明人 WANG S（4） BAI Y（3） LIU C（3）
LI Z（2） LIU Y（2） XIE X（2）
公开年 2022（18） 2023（9）
申请年 2022（27）
专利权人 UNIV BEIJING.（2） UNIV SOUTHWE.（2）

Graphene water reducing agent useful as cement and concrete dispersant, comprises e.g. isopentenol polyoxyethylene ether, pentaerythritol tetraacrylate, 2-acrylamide-1-methylpropanesulfonic acid, unsaturated phosphoric acid esters, graphene oxide, 3-mercaptopropionic acid and initiator.

ZHANG H, PANG Y, GUO J, ZHANG R

Sound insulation mortar useful in floor slab of high-rise concrete building comprises cement, reinforcing aggregate, cement, glass fiber, vitrified microbeads, ceramic sand, fly ash, additive, hyperbranched ethylene glycol chitosan, graphene hollow nanofiber and waste aramid fiber.

CHEN J, XU S, YIN P, ZHU S, ZHU Y

Thick oil viscosity reducer composition useful for viscosity reduction of heavy oil transported by pipelines, and viscosity reduction of heavy oil in cold recovery comprises low molecular weight amphiphilic polymers and nano-hydrophobic modified materials.

MA C

Preparing conductive acrylic pressure-sensitive adhesive useful in electronic industry, comprises e.g. ultrasonically dispersing nano-composite particles in butyl acrylate, adding dodecyl mercaptan and beta-carboxyethyl acrylate, performing secondary heating and stirring, and cooling.

LI X, WANG S, JIN X

High temperature and high density water-based drilling fluid useful in the field of shale well petroleum and natural gas drilling, comprises e.g. water, bentonite, tackifier, alkalinity regulator, shale inhibition stabilizer, shale plugging agent, inorganic salt and weighting material.

SHU M, WU J, XU P, HE M, YOU F, XU M

Preparation of polymer microspheres/graphene oxide emulsion used for stripping oil, involves emulsifying and polymerizing by dissolving aqueous phase, pouring into oil phase obtained from oil medium, passing inert gas and adding reducing agent.

YU Z, LI Z, ZHOU S, YANG D

Degradable polylactic acid plastic useful in tissue engineering support in biomedical field and medicine carrier, comprises polylactic acid resin and modified poly(acrylamido-methyl-propanesulfonic acid) comprising poly(acrylamido-methyl-propanesulfonic acid) grafted on graphene oxide and sepiolite.

LIU Y, XIE Y

High-temperature and salt-resistant fluid loss reducer used for preparing high-density saturated brine drilling fluid, obtained by polymerization of acrylamidomethylpropanesulfonic acid, sodium p-styrenesulfonate, N-vinylpyrrolidone and dimethyl diallyl ammonium chloride.

CHEN X, LUO P, HU C, BAI Y

Self-healing and stretchable low-eutectic gel electrode useful for preparing full-low eutectic gel soft battery, comprises eutectic gel anode and eutectic gel cathode, where low eutectic gel anode is prepared by e.g. photoinitiator, crosslinking agent, conductive agent and manganese dioxide.

ZHANG Y, CUI Y, ZHANG K, WANG M, GU C, LI J, LIU C

Plugging type fluid loss agent for oil-based drilling fluid, comprises oxidized graphene, concavo-convex rod-shaped stone, initiator, silane coupling agent, cross-linking agent, matrix asphalt and aggregate monomer, aggregate monomer is synthesized by acrylamide and acrylic acid.

YUAN X, WU L, SHI H