国家/地区 中国（6）
IPC部 C（6）
IPC大类 C04（6）
IPC小类 C04B（6）
IPC C04B020/02（6）
发明人 ZHANG L（6）
公开年 2020（2） 2021（2）
申请年 2019（2） 
专利权人

Method for preparing modified expansion perlite for thermal insulation material, involves performing waterproof coating on pre-modified expanded perlite, and drying to obtain modified expanded perlite.

ZHANG M, ZHANG H, ZHANG C, PAN W, SHAN X, YIN H, ZHANG L, CUI B, SUN H, CHEN L, XU Y, MA Y, LI J

Graphene additive preparation device for cement materials, comprises weighing hopper, feeding pump, stirring tank, screw pump, and circulation box, where weighing hopper is connected with feeding pump connected with stirring tank.

PAN D, GUO H, ZHANG L, WANG F

Anti-cracking concrete mixture comprises cement, sand, fine stone, water, silicon ash, aqueous reducing agent and graphene modified polypropylene fiber.

ZHANG L, WANG Y, CHEN H

Graphene oxide/silicate stable dispersion system comprises silicate oxide and modified graphene oxide.

LIU H, SHAO P, DENG B, ZHANG L, YAN Y

Graphene gypsum-based electromagnetic shielding composite material mixed with wet ground steel slag comprises gypsum, modified graphene, wet-milled steel slag, and water.

SU Y, QIN Y, LIU Q, HE X, CHEN W, ZHI Z, ZHENG Z, ZHENG X, ZHEN B, ZHANG L, ZENG S

Preparation of nano-micron multistage composite glass fiber, involves preparing graphene oxide solid by Hummers method, adding polydiallyldimethylammonium chloride, adding graphene-modified glass fiber to potassium permanganate.

ZHANG L, ZHANG Y, QIAN Y, LIU D, ZHANG J, ZHANG Z, GE S, YU J