国家/地区 中国（3）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B024/28（4）
发明人
公开年 2021（4）
申请年 2021（4）
专利权人

Temperature-resistant concrete comprises e.g. cement, clay clinker, water, magnesium sand, water reducing agent, alumina, modifier, graphene, flame retardant, auxiliary agent, expanded perlite, ceramic powder, modified silicon dioxide aerogel, and hydrogenated nitrile-butadiene rubber powder.

DAI Y, SONG W

Cement-based polyurethane composite insulation board comprises polyurethane adhesive, Portland cement, nano-bentonite, water reducing agent, silane coupling agent, modified cellulose, hydrogen peroxide foaming agent, coal ash, and water.

JIANG Y, ZHOU H, SUN Y

Composition useful for restoring cross-section of concrete structure, comprises e.g. general cement or slag cement, silica sand, expansion material, nano-metal material, super water-repellent curing agent, admixture and fluidizing agent.

JUNG S Y

Preparation of graphene cement additive includes mixing graphene powder, anhydrous gypsum, dendritic polyamidoamine, cement adhesive and slag powder, extruding slurry, drying, grinding to obtain graphene cement additive and packaging.

WU W, YU Y, YU S