国家/地区 中国（6）
IPC部 C（6）
IPC大类 C09（4）
IPC小类 C09D（2）
IPC C09D007/62（2）
发明人 DU W（6）
公开年 2022（5）
申请年 2022（6）
专利权人 SHENZHEN LON.（2）

Waterproof coiled material in waterproof system of railway bridge concrete deck or ballasted track, comprises lower isolation layer, lower modified asphalt layer, reinforcing tire base layer, upper modified asphalt layer and upper isolation layer comprising e.g. asphalt, modifier and solvent oil.

ZHANG Q, XIANG R, ZHANG Z, NAN Y, PENG S, YUAN L, SHI Y, YI Z, DU W, SHI Z, DU C, ZHU H, WU S, WEI Z, SHAO P, WANG W, WANG T, JIA H

Preparing copper/ graphene composite material for e.g. power transmission comprises carrying out one-time hydrothermal method, adding copper salt and reducing agent into beaker , transferring solution into constant temperature water bath, performing suction filtration, washing, and vacuum drying.

MA J, DU W, PANG J, ZHANG L

High-temperature-resistant halogen-free flame-retardant ceramic refractory silicone foam material useful for blocking system, comprises e.g. hydroxy silicone oil, foaming auxiliary agent, reinforcing filler, catalyst, crosslinking agent, multi-stage composite fluxing agent and inhibitor.

ZHANG B, DU W, YIN C, MAO C, GE X, HUANG H

Preparing modified polyurea polyurethane coating useful as surface film coating on protected or decorated object, comprises e.g. adding polyurea resin, acrylic emulsion, isocyanate, polyurethane, aluminum hypophosphite flame retardant, modified carbon nanotubes and bentonite agent, and stirring.

DU L, DAI Z, DU W

Preparation method of graphene-reinforced magnesium-based composite material with in-situ double-interface structure by ultrasonically dispersing graphene in solvent, adding magnesium alloy powder, and adding into magnesium alloy melt.

WANG C, LI S, LIU K, DU X, WEI Z, DU W

Preparing phenolic resin modified graphene modified aqueous epoxy resin floor paint involves using 1,3,5-tris (bromomethyl) benzene and hydrazine hydrate, in toluene solvent, preparing trimesyltriamine, using the mixed solution of concentrated sulfuric acid and concentrated nitric acid.

DAI Z, DU L, DU W