国家/地区
IPC部 B（2）
IPC大类 B01（2） C08（2）
IPC小类 B01D（2）
IPC C08L075/04（2）
发明人
公开年 2019（2）
申请年
专利权人

Sponge for oil-water separation is prepared by reacting polyol blend with polyisocyanate and graphene, in the presence of catalyst, foaming agent, and foam stabilizer in which polyol blend contains e.g., polyol components and glycerol.

LIU Y, CHEN S

Preparing photothermal sponge used as air purification material, involves dissolving graphene material in water, sonicating, and preparing certain concentration of graphite dispersion solution and soaking porous sponge.

WANG J, XIA Y, ZOU N, XIE Y