国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B024/38（3）
发明人 ZHANG L（3）
公开年 2021（2）
申请年 2021（2） 
专利权人

High-efficiency environmentally friendly water reducing agent, comprises modified plant fiber, modified sulfonated starch, sodium methacrylate, N-methylmaleic acid monoamide, amino benzene sulfonic acid, 1-vinyl-2-pyrrolidone, methallyl polyoxyethylene ether, initiator, and antifoaming agent.

HE C, ZHANG L, CHEN K, QI W, CHENG W, ZHANG M, SHAO J, WU J, LUO G, WU N

Producing alkali-free accelerating agent involves opening cetyltrimethylammonium bromide storage tank and sodium silicate storage tank, quantitative cetyltrimethylammonium bromide, sodium silicate and water in water bath stirring mechanism.

ZHU Q, CAI J, ZHENG S, ZHANG Z, ZHANG L

Concrete water retaining agent useful in concret comprises polycarboxylic acid, tea saponin, cellulose ether, dispersible emulsion powder and inorganic water absorbing material.

ZHANG L, WANG X, SU P, ZHANG S, TIAN J, CHEN Z, WAN W, NING P, ZHANG J