国家/地区 中国（7）
IPC部 C（7） B（2）
IPC大类 C09（7）
IPC小类 C09D（7）
IPC C09D005/08（5） C09D007/61（5） C08L069/00（2）
C09D005/24（2） C09D125/14（2） C09D163/00（2）
C09D175/04（2）
发明人 LIU Z（7）
公开年 2023（7）
申请年 2022（7）
专利权人 JIANGSU YUNH.（2）

Preparing long-chain polymer glue used improve thread connection performance of oil pipe, comprises adding polyacrylic acid and catechol to deionized water, adding boric acid solution, adjusting pH with sodium hydroxide solution under nitrogen protection, and mechanically stirring.

FAN H, LI S, LI H, FANG X, TUO C, LIU Z, GAO Z, ZHANG Y, NAN B, WANG J

Graphene static conductive anticorrosive coating without solvent used for corrosion prevention of petroleum pipeline or storage tank comprises epoxy resin, modified resin, active diluting agent, anti-settling agent, dispersant, and de-foaming agent.

LIU Z, ZHOU Y, WANG N, LIU J

Graphene modified aqueous anti-corrosion coating comprises aqueous hybrid resin, carbon black, anti-rust silicon powder, sericite powder, deionized water and auxiliary agent.

LIU Z, WANG N, ZHOU Y, LIU J

Aqueous antirust coating useful for metal products, comprises sodium polycarboxylate dispersant, functional filler, nano glass flake powder, reduced graphene, acrylic acid composite dispersion emulsion, anti-flash rust agent, film forming agent, composite thickener, auxiliary agent and water.

LIU Z

High-transparent and high-strength polyethylene heat-shrinkable film useful for packaging bottle-packed beverage, comprises e.g. first layer (comprised of low-density and metallocene polyethylene), second layer, third layer and fourth layer (comprised of high density polyethylene).

LIU Z, LI R, LIU S

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

Polyimide composite material used as core base material in office automation equipment, comprises polyimide acid, heat conducting filler, conductive filler, and auxiliary agent, heat-conducting filler is metal-organic framework material, covalent organic framework, black phosphorus, red phosphorus.

LIU Z, WEI Z