国家/地区 中国（4）
IPC部 A（4）
IPC大类 B01（4） C02（4） A01（3）
IPC小类 C02F（4） A01N（3） A01P（3）
B01J（3） B01D（2）
IPC C02F001/28（4）
发明人
公开年 2018（2）
申请年 2017（3） 
专利权人

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Oil dispersant is titanium dioxide-allolide-hydrophobic porous carboxymethyl cellulose composite material, and nano-silver and graphene are loaded on matrix of dispersant, and realizes adsorption and degradation of petroleum hydrocarbons.

LIU M, CHEN Q, LI J, KANG M, SHUAI J, TAO L

Preparing multifunctional graphene oxide-chitosan composite sponge useful in oil-water separation comprises e.g. preparing graphene oxide nano sheets by Hummer method and mixing the graphene oxide solution to prepare chitosan solution.

GONG X, JIANG Y, TIAN M

Multifunctional water purifying sand used for treating sewage containing pesticides, includes silver nanoparticles, beach sand, silicon dioxide microsphere, dopamine, resveratrol, chitosan, tannic acid, dopamine, chitosan and graphene.

WANG S, WANG Y, ZHANG T, JIANG L