国家/地区 中国（6）
IPC部 C（6）
IPC大类 C04（6）
IPC小类 C04B（6）
IPC C04B028/00（2）
发明人 ZHANG D（6）
公开年 2021（6）
申请年 2020（6）
专利权人 HANGZHOU LIA.（2）

Well wall reinforcing composition for crushing stratum, comprises cement, cementing agent, interface strengthening agent, 1active filling agent, high temperature stabilizer, and water, where cementing agent comprises epoxy resin and epoxy resin emulsifier, plasticizer, and nanomaterials.

ZHANG D, ZHANG F, WU X, SONG B, LIU S, LIU J, LI F, LI D

Cement grinding aid for increasing yield, comprises alcohol amine organic small molecule modified graphene mixed solution, inorganic early reinforcing agent, inorganic coagulant, sodium dodecyl sulfonate, mixed glycol and deionized water.

ZHAN Z, ZHANG D, HONG C

High-toughness and flexible self-healing anti-seismic cement-base composite material useful e.g. for repairing concrete structure section, comprises e.g. cement, concrete sealing compact material, glass fiber, titanium dioxide, and sand.

ZHANG D

Preparing high performance graphite by graphene oxide modified coal tar pitch, comprises e.g. crushing the coal asphalt, adding graphene oxide solution into anhydrous ethanol solution to obtain dispersion liquid and dispersing.

LIU Z, LIU B, ZHAO H, ZHANG D, YAN X, LIAN P, ZHANG J

Pressure-resistant geopolymer composite material comprises metakaolin, alkali activator, steel fiber, graphene, and auxiliary agent, and alkali activator comprises potassium silicate solution and sodium silicate solution.

PAN Y, KUANG W, ZHANG D, ZHANG Y, ZHOU G, DENG B

Anti-radiation semi-permanent nano-permeable crystallization sealing densification agent has e.g. expanding agent, mineral additive, water reducing agent, retarder, crystal precipitating agent, complexing agent and crystal growth agent.

ZHANG D