国家/地区 中国（9）
IPC部 B（9） C（3）
IPC大类 B01（9） C02（3）
IPC小类 B01D（9）
IPC B01D067/00（9）
发明人 LI W（2） WANG Y（2） XIAO C（2）
ZHANG T（2）
公开年 2019（5） 2020（4）
申请年 2019（9）
专利权人 UNIV TIANJIN.（2）

Method for preparing sandwich graphene oxide hollow fiber film with fixed interlayer distance by sealing hollow fiber substrate and soaking it in graphene oxide suspension, depositing graphene oxide layer on hollow fiber substrate.

LI W, WU W, SU J, JIA M, ZHONG W, LI Z

Preparing wrinkled graphene oxide/nano fiber composite film useful for preparing separation material, comprises e.g. combining polymer spinning solution and graphene oxide dispersion to surface of support layer, and subjecting to heating.

LI W, LI Y, WANG Y

Graphene polyacrylonitrile hollow fiber membrane comprises polyacrylonitrile powder, graphene oxide solution, modifying agent, porogen and solvent.

WANG Q, LIU S

Preparing hollow fiber reverse osmosis membrane, by twisting fiber filament into S-twisted yarn or Z-twisted yarn, coating cellulose triacetate layer film-forming system and graphene oxide layer film-forming system and removing solvent.

XIAO C, LING H, CHEN K, CHU Z, ZHANG T

Method for preparing graphene hybrid perfluoropolymer hollow fiber membrane, involves using two-dimensional weaving technology to weave hollow braided tube using perfluoropolymer filaments as raw material.

XIAO C, PAN J, ZHANG T, ZHAO J, FENG Y

Preparing nanofiltration membrane for reducing chromaticity of sewage involves synthesizing graphene oxide, configuring as dispersion, and using ultrafiltration membrane separation to obtain small-sized graphene oxide dispersion.

ZHAO F, LIU H, WANG L, PEI Y, GENG C, NIU H, JIANG J, WANG Y

Preparation of silver graphene oxide polyvinylidene fluoride hollow fiber ultrafiltration membrane comprises subjecting hollow fiber ultra-filtration membrane into casting solution spinning.

RUI Y, LIU W, YANG S

Graphene hollow fiber film comprises graphene separating layer, carbon nano-tube protection layer and supporting body, graphene separating layer is tied between carbon nano-tube protection layer and supporting body.

WEI G, ZHAO Y, DONG J

Graphene modified polyvinylidene fluoride ultrafiltration membrane, comprises outer surface and inner surface of polyvinylidene fluoride ultrafiltration membrane are uniformly distributed with modified graphene oxide.

HUANG X, JIA H, WEI C