国家/地区 中国（11）
IPC部 C（11）
IPC大类 C09（11）
IPC小类 C09D（11）
IPC C09D007/61（11）
发明人 WANG L（2）
公开年 2018（3） 2020（2） 2021（2） 2023（2）
申请年 2020（3）  2017（2）  2019（2）  2022（2） 
专利权人

Preparing coating for screw thread, comprises e.g. providing workpieces with screw thread, pretreating screw thread part of workpieces with screw thread; sandblasting workpiece with screw thread after pretreatment; and preheating workpiece with screw thread after sandblasting.

SUN J, WANG Y, WANG L, LI R, SONG X, LIU X

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

Inner wall wear-resistant pipe material has inner wall pipe material comprising inner wall pipe main body and inner wall pipe ear-resistant coating, where inner wall pipe main body and inner wall wear-resistant pipe coating are arranged from outside to inside.

DAI L

Surface-treatment composition used for vibration damping steel sheet, comprises polymer resin and inorganic nanoparticles having preset average aspect ratio.

KIM J, LEE J, KIM Y, CHOI H, CHOI Y, KIM J T, KIM Y S, CHOI Y H, CUI H, JIN Y, LI Z

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

Graphene-based bearing bush composite coating comprises molybdenum disulfide, graphene carbon and graphene sheets.

BAO X, KE J, ZHANG G, GONG Z

Aqueous pipeline drag reduction epoxy coating useful in applying for anticorrosion and protection of fuel pipelines comprises e.g. aqueous epoxy emulsion, deionized water, modified graphene, modified nano-silicon dioxide and pigment filler.

SHI J, GUO X, CUI C, HAN Z, WANG L, DING C, LI S, SUN Z, LIU Y, LIU B, DUAN S

Self-lubricating plate spring comprises plate spring component and coating layer comprising aqueous resin, additive and graphite source comprising graphene and fluorinated graphite on surface of plate spring component.

WANG X, ZHONG X, FENG J, LIU L, WANG R, JIANG Y, CHEN M

Corrosion-resistant pipe material comprises e.g. anti-corrosion layer of graphene oxide including a base pipe material and an anti-corrosion barrier layer, which are uniformly solidified on an outer surface of the base pipe.

CHEN Q, ZAN H

High-temperature-resistant graphite alkenyl mono-component epoxy anti-corrosive coating used for high temperature pipeline includes epoxy resin, toughening agent, graphene, silane coupling agent, dispersant, pigment and dicyandiamide.

MA X