国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B028/00（3）
发明人 ZHANG L（3）
公开年 2021（2）
申请年
专利权人

Antistatic sound-absorbing material used as loudspeaker and electronic device, comprises molecular sieve particles, adhesives and antistatic additives.

GONG C, ZHANG L, GUO M, MA Y, ZHANG Z

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

Light insulating decorative integrated board, has facing layer set on upper and lower vacuum heat-insulating plate surfaces, where protective layer is inorganic foam/porous material, facing layer is silicon-calcium plate and light porcelain.

MI Y, CHEN Z, ZHANG L