国家/地区 中国（4）
IPC部 C（4）
IPC大类 C09（4）
IPC小类 C09D（4）
IPC C09D007/61（4）
发明人 ZHOU H（4）
公开年
申请年
专利权人

Manufacturing high strength alloy steel bolt comprises taking steel for bolt, performing extrusion, hot upsetting, heat treatment and thread machining to obtain bolt blank, and performing galvanizing and zinc-aluminum coating into bolt blank.

ZHOU H

Spring useful for vertical damping assembly, comprises spring main body, which is coated by corrosion resistant layer made of corrosion resistant layer slurry, which is prepared by mixing graphene polycarbonate and propylene carbonate.

ZHOU H

Epoxy floor coating comprises main agent containing bisphenol A type epoxy resin solution, graphene microchips, zinc powder, polyamide wax slurry, n-butanol, xylene and dibutyl phthalate.

ZHOU H, SONG J

Coating material for electronic device, comprises polyethylene terephthalate, poly(ethylene 2,6-naphthalenedicarboxylate), 1,4-cyclohexanedimethanol polyester, silicone oil, graphene, leveling agent, curing agent and filler.

ZHOU H