国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B01（3） C08（3）
IPC小类 B01J（3）
IPC B01J019/18（3）
发明人
公开年 2022（3）
申请年 2021（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 bisphenol A type polysulfone resin modified material comprises dispersing nanomaterial in solvent, protecting it with nitrogen, slowly dropping it into bisphenol A epoxy resin while stirring, heating after dropwise addition, adding sodium hydroxide, reacting, and reacting under vacuum.

YOU S, DING L, ZHANG Q

Production device of graphene oxide, copper nickel alloy, and terylene composite material, comprises graphene dispersing device, graphene oxide modifying device, and graphene composite adding device.

CHEN R, MA H, SHAO X, ZHANG R, JIANG Y, SONG C