国家/地区 中国（3）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B014/38（4）
发明人
公开年 2023（4）
申请年 2022（3） 
专利权人

Airgel for use in anti-heat insulation material, is obtained by directional freezing and drying a mixed solution of carbon fiber, binder and graphene oxide, where carbon fibers include hollow carbon fibers.

GAO J, WEI W, LIU M, ZHANG Y, ZHENG C, LAN X, DENG P

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

Lightweight waterproof concrete block for river channel, comprises cement, gravel, ceramic ball, fly ash, nano metakaolin, styrene-acrylic emulsion, organosilicone nano waterproof agent, calcium sulfate whisker, nano-aluminum oxide particle and water.

SU L, PANG C, HAN X, YANG B

Cementitious material used in plugging well, comprises Portland cement, sand, biochar, aggregate, graphene, silica fume, fly ash, anhydrous calcium sulfate, carbon nanotubes, carbon fullerene, fibers, anhydrous calcium chloride, sodium chloride, retardant, fuel loss additive, extender.

DILLARD R W, MITCHELL I