国家/地区 中国（8）
IPC部 B（8）
IPC大类 B01（8） C02（6）
IPC小类 B01D（8）
IPC B01D067/00（5） C02F001/44（5） B01D069/02（3）
B01D071/02（3）
发明人 ZHANG R（8）
公开年 2021（3） 2017（2） 2018（2）
申请年 2017（3）  2021（3） 
专利权人 UNIV TIANJIN（3） UNIV JIANGSU（2）

Large-scale preparation of graphene oxide-tannic acid two-dimensional film used for e.g. nanofiltration of pollutants in water, involves preparing graphene oxide-tannic acid mixed solution, scraping graphene oxide-tannic acid mixed solution on base film, and immersing in metal ion solution.

ZHOU Z, WANG L, YE J, DAI J, ZHANG R

Preparation of graphene oxide water treatment film capable of in-situ generating surface nano-bubble by using oxidation polymerization method to grow macromolecule nano-array on surface of graphene oxide to prepare composite.

JIANG Z, MA Y, ZHANG R

Preparing porous graphene oxide nanofiltration membranes useful in dye separation, comprises suction filtering the porous graphene oxide nanosheets onto the base membrane.

JIANG Z, GUAN J, ZHANG R

Graphene iron (II,III) oxide solid phase microextraction probe comprises iron (II,III) oxide nanowire arrays and graphene nanocrystals sequentially deposited on the surface of metal wire.

ZHANG R

Preparation of oil-absorbing carbon sponge, involves adding melamine sponge to graphene oxide, ultrasonically dispersing, freeze-drying, adding to ice, vacuum-drying, and calcining in reducing atmosphere.

ZHOU Y, QIU L, ZHANG R, WAN W, YANG Y, ZHANG Y, ZHANG Q

Preparation of metal ion/gum Arabic gel modified composite membrane collecting underwater oil involves preparing base film, dispersing gum Arabic into graphene oxide solution, and immersing into salt solution of metal ions.

ZHANG R, DAI J, XIE E, CHANG Z, TIAN S, GE W, YAN Y, ZHOU Z

Preparing nanosheet assembled hybrid membrane by preparing carbon triazine nanosheet powder, mixing graphene oxide solution with aqueous solution of carbon triazine nanosheet, vacuum-filtering and drying microfiltration membrane.

JIANG Z, LIU Y, SU Y, ZHANG R, HE M, GUAN J

Water-gas two absorbing with graphene device comprises supporting legs, base, upright post, absorbing device, cylinder compressing device, water pump, prefilter, and pressure gage, where base is fixedly connected with upright post.

CHEN J, ZHANG R, LI H