国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 C08G（3）
IPC C08G059/50（3）
发明人
公开年
申请年 2020（3）
专利权人

Epoxy-amine adduct used in curing agent, comprises reaction product of heterocyclic amine comprising at least two nitrogen atoms in at least one ring, and reaction product of polyethylene polyamine and aldehyde, and epoxide comprising epoxy groups, which is essentially free of polyether modification.

PENG Q

High-performance anticorrosive coating comprises nano titanium dioxide, modified graphene, epoxy resin, cosolvent, coupling agent, curing agent and water.

WEI Y

Surface treatment of petroleum drill pipes by grinding nano kaolin, graphene and water, stirring novolac epoxy resin, xylene and 1,4-butanediol diglycidyl ether, cooling, adding e.g. prefabricated material and talc powder, and stirring.

SHI C