国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2） C09（2）
IPC小类 C09D（2）
IPC
发明人 SHI C（2）
公开年
申请年 2020（2）
专利权人

Preparing graphene-based epoxy copolymer for protection of silicate cultural relics, comprises dispersing graphene oxide in tetrahydrofuran, adding triethylamine and 4-dimethylaminopyridine to graphene dispersion, dispersing and reacting.

PAN A, SHI C, HE L

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