国家/地区 中国（4）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B024/16（2） C04B103/30（2） C08F212/14（2）
C08F283/06（2）
发明人 ZHANG Z（4）
公开年 2021（3）
申请年 2021（4）
专利权人 HUNAN XIANFE.（2）

Preparing composite modified asphalt comprises heating matrix asphalt, adding curing agent, compatibilizer, plasticizer, rubber powder, prepared modified epoxy resin and auxiliary agent, stirring and developing.

QI X, ZHANG Z, LIANG J, YAO W, LI J, LIU X, LI Z, SHAO Q, XIAO G, LIU W, NIU J, DANG Z, LV G, GAO F, LI G, WANG Y, LIU H, TIAN X, GAO Z, LUO Z

Producing concrete water reducing agent comprises e.g. adding graphene oxide solution and acrylamide polymer into methyl alkenyl polyoxyethylene ether and sodium styrene sulfonate solution, stirring, adjusting pH, cooling, adding calcium lignosulfonate and rutin, and mixing.

ZHANG Z, DUAN P

Preparing mud-resistant concrete water-reducing agent comprises e.g. mixing methyl alkenyl polyoxyethylene ether, sodium styrene sulfonate and water, heating, adding graphene oxide solution, mixing, adding oxidizing agent, adding acrylic acid, adding sodium hydroxide aqueous solution and cooling.

ZHANG Z, DUAN P

Concrete curing agent useful in building material maintenance, comprises e.g. beta-carboxyethyl acrylate, dodecyl vinyl ether, N,N-dimethacrylamide, 2-methoxyethyl methacrylate, alkali metal silicate, and sulfonated graphene.

ZHANG Z, LI Q