国家/地区 中国（3）
IPC部 C（3）
IPC大类 C02（3）
IPC小类 C02F（3） B01D（2）
IPC C02F001/44（3）
发明人 LIU G（3）
公开年 2023（3）
申请年 2021（2） 
专利权人 VONTRON TECH.（2）

Preparing reverse osmosis membrane useful for desalination of boron sea water, comprises e.g. contacting base film with polyamine monomer solution, obtaining polyamide layer, heating, immersing in diethanolamine solution, immersing reverse in carboxy activator solution, coating and post-treating.

LIANG S, HU L, XIAO J, LIU G, YANG X

Graphene water purifier, comprises graphene filter layer installed on top end of box body, small molecular group water system connected with filter layer of graphene layer and intelligent cooling system connected with small molecular group water system pipeline.

LIU G

Preparing nano-filtration membrane useful for e.g. water treatment, comprises e.g. oxidizing polypropylene microporous film to make surface hydroxylation, performing oxidation treatment by aqueous solution comprising persulfate composite, and post-processing to obtain nano membrane.

SONG P, HU L, LIU G, LIANG S