国家/地区 中国（5）
IPC部 C（6）
IPC大类 C04（6）
IPC小类 C04B（6）
IPC C04B024/26（6）
发明人
公开年 2021（3）
申请年 2021（2）  2022（2） 
专利权人

Inter-floor noise prevention system of house useful for preventing noise generated in upper floor from being transmitted to the lower floor, comprises sound absorbing plate installed on concrete slab, and sound wave vibration blocking plate.

HO S J

Cement base fluorine-containing copolymer emulsion useful for preparation of superhydrophobic concrete comprises fluorine-containing monomer e.g. perfluorononylethylene, alkyl acrylates and/or alkyl methacrylates, nonionic and/or anionic surfactants, silica, titania and/or graphene oxide, and water.

ZHANG B, JIANG Z

Corrosion-inhibiting polycarboxylic acid water reducing agent comprises polyether macromonomer, unsaturated carboxylic acid small monomer, corrosion composition, initiator, liquid caustic soda, hydrogen peroxide, and water.

LI J, JIA H

Modified slump retaining mother liquor comprises graphene oxide dispersion liquid, isopentenol polyoxyethylene ether, hydrogen peroxide, acrylic acid, hydroxyethyl acrylate, ascorbic acid, mercaptopropionic acid and sodium hydroxide.

LIU Y, ZHOU J, LUO S, ZHANG L, WU J, LIU M

Concrete reinforcing and toughening additive comprises e.g. unsaturated polyoxyethylene ether monomer, esterification monomer, quaternary ammonium salt cationic monomer, reducing agent, chain transfer agent, and oxidizing agent.

ZHU S, KE Y, FANG Y, GUO Y, CHEN Z, HUANG Y, LAI G, LAI H

Frost inhibiting enhancing agent useful for cement bricks comprises e.g. acrylic monomer, acrylate monomer, cationic monomer, emulsifier, sodium hydroxide solution, graphene oxide sheet layer suspension and initiator aqueous solution.

LV S, ZHU L, GU C, HU H