国家/地区 加拿大（2） 中国（2） 世界知识产权组织（2）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C09D（4）
IPC C09D005/38（4）
发明人
公开年 2022（2）
申请年 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

Photothermally actuated film useful in flexible robots and bionic system field for converting light energy into mechanical energy due to reproducibility of light energy, prepared by uniformly dispersing high molecular polymer in the solvent, evaporating, and curing.

TIAN X, GONG Y, CHEN L, ZHENG K, LIU X, WANG Y, XIAO C, DING X, LI X, ZHANG X

Incorporation of carbon nanomaterials into polymeric matrix of composite that is adhered to metallic surfaces for protection against corrosion, involves producing reduced graphene oxide followed by sieving and incorporating into matrix.

DA SILVA MEDEIROS F, GOMIDE DE CASTRO V, GOULART SILVA G, SALOMAO RIBEIRO CURY C, MEDEIROS F D S, CASTRO V G D, SILVA G G, CURY C S R, DA SILVA M F, GOMIDE D C V, GOULART S G, SALOMAO R C C

Foil used as surface section, has coating that is nano-coating in which graphene and silicon are present as nanoparticles, such that interaction of molecules or atoms of coating is made with kinetic energy of radiation.

SCHUBART H T