国家/地区 中国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC B05D007/24（3） B05D007/14（2） C09D007/61（2）
C25D007/00（2）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

Preparing superhydrophilic nickel-based multilayer composite membrane material useful in field of photothermal seawater desalination or photothermal sewage purification, comprises e.g. dissolving nickel salt, complexing agent and surfactant in water, and soaking composite structure in salt solution.

MA F, ZENG Z, ZHU L

Multifunctional composite coating of steel structure surface comprises multi-element permeation substrate (zinc powder and aluminum powder), graphene anti-corrosion film (powdered graphene oxide and pyrrole) and fireproof outer layer (flame retardant) provided from inside to outside.

ZHANG H

Automobile top cover aluminum alloy shell, comprises aluminum alloy substrate whose surface orderly provided with a transition layer, an intermediate layer and a corrosion resistant coating, where the middle layer formed by stacking two layers of modified silicon dioxide.

ZHANG L