国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B024/32（2）
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

High performance fast coagulating early strength concrete, has concrete mixing material, comprising e.g. cement, silicon powder, regenerated aggregate, water reducing agent, quick-setting agent, calcined lime powder, epoxy resin, nano hydroxyapatite, modified graphene fiber, and wollastonite powder.

LI R, LI G, LI P, LIU J, CHEN D, TANG F, ZHONG X, LV M, SONG G, YU T, MU L, LI H, LIANG D, CAI X, LIN X, LAI J, YU C, SONG L

Preparing polycarboxylate aqueous reducing agent using vinyl polyoxyethylene ether comprises adding large monomer, ammonium persulfate and de-ionized water into reactor kettle with stirrer, thermometer and dropping device, stirring, dropping liquids, dropping performance modifier and polymerizing.

SUN W