国家/地区 中国（5）
IPC部 B（5）
IPC大类 B05（5） C09（5）
IPC小类 B05D（5）
IPC C09D005/38（5）
发明人
公开年 2022（3）
申请年 2020（2）  2022（2） 
专利权人

Preparing internal spiral polyvinyl chloride drainage pipe, comprises e.g. bending and spiraling steel wire, extruding, injecting into brushing mechanism, carrying out spiral groove processing, forming inner spiral groove, spraying, extruding, painting and performing preliminary drying.

LIU Z

Modified spraying material used in non-stick material and cooker, comprises spraying material which forms outer layer of particles, and fluorinated carbon material which is wrapped in interior of spraying material.

ZHANG M, YUAN H, LI C, QU Y

Non-stick coating useful in medical device, preferably medical tray comprises polytetrafluoroethylene, polyphenylene sulfide, silica sol, chromium trioxide, graphene and coupling agent.

PAN Y

Metal screen coating with high gain and large scattering angle comprises screen coating provided with numerous sound-transmitting holes, wear-resistant layer, protective layer, flexible stretch film, metal layer, protective transition layer, screen substrate layer, and anti-vibration layer.

CHEN Z, LV S

Method for designing of electric field auxiliary cold spraying equipment, involves putting graphene powder in water-soluble polyurethane solution, which is stirred to obtain mixed solution that is heated and evaporated to obtain suspension.

SUO X, ZHANG B, LI H, JU P, HUANG J, ZHOU P