国家/地区 中国（16）
IPC部 B（16）
IPC大类 B01（16） C02（12） C08（3）
IPC小类 B01J（16）
IPC B01J020/26（16）
发明人 ZHANG J（16）
公开年 2017（3） 2018（3） 2021（3） 2020（2）
申请年 2016（3）  2019（3）  2017（2）  2018（2）  2020（2） 
专利权人

Recycling nickel cobalt catalyst comprises soaking waste catalyst with nickel and cobalt in sulfuric acid, adding chitosan-graphene porous adsorption material, adsorbing amine, heating, adsorbing nickel-cobalt ions, replacing cobalt ions adsorbed by nickel ions, and separating nickel-cobalt ions.

ZHANG J, XU S, YANG Z, ZHOU S, XU Y

Removing fluorine-containing olefin in hexafluorobutadiene comprises using graphene oxide-doped Hong Kong University of Science and Technology adsorption material as adsorbent and introducing hexafluorobutadiene gas containing fluorine-containing olefins at adsorption temperature.

LIU W, WU J, DU X, ZENG Q, HE S, ZHANG J, BAI Z, MIAO G

Preparing regenerated bacterial cellulose composite aerogel adsorption material useful e.g. in absorbing dye comprises adding bacterial cellulose powder to mixed solution e.g. urea, pre-cooling, adding e.g. attapulgite and freeze-drying.

ZHANG J, SONG S, JIAO C, LIU X, DING L, HUANG Y, YANG S, FAN Z

Preparing composite microspheres used for e.g. degrading organic wastewater, by adding graphene/titanium dioxide composite to chitosan sol, ultrasonically processing, placing in methanol solution of glutaraldehyde, stirring, and drying.

HAN Y, GUO S, ZHANG J, SUN X

Water purifying and absorbing material prepared by grafting or copolymerizing N-vinyl amide monomers on the matrix material, hydrolyzing, and adding functional compounds having epoxy and reacting to couple them to matrix material.

CHEN X, GUI Q, HU K, OUYANG Q, ZHANG J

Composite hydrogel having network structure used in wastewater treatment comprises polyethylene-based hydrogel including polyacrylamide hydrogel and/or polyacrylic acid hydrogel and is crosslinked by graphene oxide and crosslinking agent.

ZHANG J, WANG Y, WANG J, MING L

Treating graphene-based wastewater, by adjusting pH of wastewater, passing to graphene suspension sieve, modifying sprayed graphene microchip on graphene suspension sieve using graphene oxide with triblock copolymer and polyvinylpyrrolidone.

LAN Q, LIN H, ZHANG H, ZHANG J

Complex cement-based adsorbing agent comprises carboxylated oxidized graphene, vitrified microbead, foaming agent, water reducing agent, air entraining agent, cement and sand.

ZHANG Y, CHAI L, ZHAO H, MA G, ZHANG J, LIU Y, LI Z

Preparing graphene-based double-network polyethylenimine-graphene oxide/sodium alginate composite material useful for dye adsorption, comprises e.g. preparing composite gel, immersing in calcium (II) solution, filtering and freeze drying.

LIU H, CHENG Y, LIU C, ZHANG Z, ZHANG C, ZHANG J, NIU Q

Composite material used for removing hexavalent chromium ion comprises polymer stack into hole wall of graphene oxide layer and crosslinkable polyacrylamide and covalently bonded by tannic acid and tetraethylene pentamine.

GAO T, ZHANG Z, ZHOU G, LIU Q, ZHANG J, XU X