国家/地区 中国（3）
IPC部 B（3）
IPC大类 C08（3） C09（3） B05（2）
IPC小类 C08J（3）
IPC C09D183/04（3）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

Modified polyethylene wearable composite pipe for water supply and drainage of municipal and building, has glass fiber line that is provided with multiple layers on outer layer pipe structure, inner tube body and outer layer pipe body fixedly connected with the inner layer pipe body.

LIN J

Preparing polyethylene terephthalate (PETG) sheet surface nano-hardened coating comprises e.g. carrying melt extrusion on PETG and polycarbonate, injection molding to obtain PETG composite substrate, subjecting it to surface treatment to obtain pretreated substrate, and spraying slurry on surface.

KONG A, WU Y, YE K, ZHOU X, KONG X, YE W

Calender release film for graphene carrier, comprises release layer of base material and release layer surface bonding base material, phenyl silicon oil, silica gel resin and methyl silicone resin, and organic solvent.

WANG J, ZHAO W, LUO J