国家/地区 中国（12） 欧洲专利局（EPO）（2） 日本（2） 韩国（2） 台湾（2） 美国（2）
IPC部 C（12）
IPC大类 C08（12）
IPC小类 C08F（12） C09D（8） C08K（4）
C08L（4） C09K（4） A61B（2）
H01B（2）
IPC C08F220/58（12）
发明人 HATAKEYAMA J（2）
公开年 2022（12）
申请年 2022（10）  2021（2） 
专利权人 SHINETSU CHE.（2）

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

Preparing coating useful in wet chlorine gas, chlorine water and other production device, comprises e.g. adding chlorinated polyester, adding triethanolamine, stirring, slowly and dropwisely adding water, heating latex, grinding to obtain solidified glue and uniformly mixing.

LI H, JIN C, WANG J, SHI Z, WANG B

Aqueous water-proof type anode functional coating adhesive used as anode functional coating type current collector of lithium battery, comprises e.g. ethylenically unsaturated nitrile groups, unsaturated functional monomer, reaction type unsaturated surfactant, initiator and neutralizing agent.

LUO X, JU W, WU T, XIE X

Non-curing waterproof coating comprises softening oil, modified wax powder, thermoplastic elastomer, resin, silane coupling agent and filler, where the modified wax powder is bifunctional group modified wax powder.

CHEN S, HE S, YANG X, GONG X, YU L

Nano low-friction temperature-sensitive drag-reducing thickener useful in oil-displacing fracturing fluids comprises thickener prepared by coupling nanomaterials and graft-modified temperature-sensitive thickening polymers with coupling agents.

NIU Q, CAI W, YU S, XU Y, SHI J, WANG Z, AN Y

New acralate-sodium sulfate containing acrylate-quaternary ammonium-containing ethylene based temperature-resistant and salt-tolerant copolymer useful in oil-displacing polymer for oil displacement in high calcium and magnesium environment.

LIU L

Preparing an anti-corrosion coating useful for offshore oil pipelines, comprises e.g. modified epoxy resin emulsion, modified graphene, dispersant, leveling agent, defoamer, film-forming auxiliary agent, deionized water, ethylenediamine, benzoyl peroxide and ethylene glycol.

WANG S

Core-shell type self-crosslinking polyacrylate emulsion comprises acrylic ester monomer, crosslinking monomer, emulsifying agent, initiator, crosslinking agent, inorganic nano-particle dispersion, molecular weight regulator, pH buffering agent, alkali neutralizing agent and water.

CHEN Y, MA Z, LIU J, XIA F, WANG H

Preparing graphene oxide nano hydrogel plugging agent for drilling fluid, involves putting an appropriate amount of graphite, sodium nitrate, and concentrated sulfuric acid in a three-necked flask, slowly adding an appropriate amount of potassium permanganate, and stirring.

TANG W, BAI Y, HUANG J, WANG R, XIE G

Bio-electrode composition used for detecting heart rate by electric signal transmitted from skin, comprises reaction composite, monomer with ionic functional group, salts of ammonium, lithium, sodium, potassium, and silver.

HATAKEYAMA J