国家/地区 中国（9）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 C08G（10） C08K（8） B01D（5）
B01J（5） C08L（4） C02F（3）
C08J（3） C09D（2）
IPC C08G018/48（10）
发明人 ZHANG X（2） ZHANG Y（2）
公开年 2022（3） 2019（2） 2020（2）
申请年 2018（2）  2020（2）  2021（2）  2022（2） 
专利权人

Preparing polyurethane, involves preparing polyol using e.g. polyether, polytetrahydrofuran ether, polyethylene glycol, compatibilizer polybranched polyester and foaming agent, then preparing isocyanate using diphenylmethane diisocyanate, and mixing polyol and isocyanate in mixing reaction kettle.

ZHAO W, LIANG Y, YAO H, YANG Z, LIU J, SHI J

Preparing a graphene oleophilic hydrophobic material useful in field of oil-water separation comprises e.g. adding polyether polyol, amine catalyst, tin catalyst, foam stabilizer and graphene oxide modifier into reaction barrel, uniformly mixing and stirring, reacting and curing.

JIN X, ZHOU L, HOU Y, DING Q, TENG D, ZHANG X, ZHANG Y, ZHANG L, WANG S, ZHOU B

Preparing graphene polyurethane composite sponge material useful in electronic cigarette filtration, comprises e.g. preparing modified graphene oxide dispersion, stirring with silicon-containing surfactant, stannous octoate, triethylenediamine, and toluene diisocyanate, carrying out free foaming.

HOU W, PAN D, ZHANG H, LIANG D, WANG Z

Preparing polyurethane thermally conductive anti-corrosion coating involves adding isophorone diisocyanate and polypropylene glycol to stirring device through feed port according to preset ratio.

CUI X, ZHANG R, MA P

Preparing high-density conductive polyurethane foam, comprises e.g. adding ionic liquid 1,3-dimethylimidazole dimethyl phosphate salt and water into reactor, mixing, heating, then reacting with graphene, cooling and post-processing.

JIANG K

Graphene composite filter screen useful in e.g. air purification, comprises polyether polyol, toluene diisocyanate, graphene material, activated carbon powder, catalyst, foam stabilizer, surfactant and additive.

WANG Y, WANG C, LIU S

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 tung oil-based polyurethane-graphene oxide hybrid film useful for adsorbing carbon dioxide comprises e.g. adding tung oil-based polyol and polyglycerol to reaction flask, stirring, adjusting pH vacuuming and closing vacuum valve.

ZHANG Y, WEI L, MA J, ZHANG X, YANG S, WANG W

Preparation of graphene/titanium dioxide composite material involves preparing graphene oxide and nano-titanium dioxide, dispersing graphene oxide in ethanol, adding nano-titanium dioxide, reacting, removing solvent, and freeze-drying.

CHEN J, ZHOU X, TANG Z, LU J, DAI Y, GUO L

Preparation of graphene oxide-polyurethane foaming material for absorbing heavy metal ion from wastewater, involves preparing oxidized graphite alkene using Hummers method, adding polyether glycol, foam stabilizer and catalyst.

YANG D, QIU F, QIN J, RONG X