国家/地区 世界知识产权组织（3）
IPC部 B（3）
IPC大类 C08（3）
IPC小类 C08J（3）
IPC C08J007/04（3）
发明人
公开年 2022（3）
申请年 2021（3） 
专利权人

Treating molded part useful as element for three-dimensional printing, comprises contacting molded part with solvent-A and forming concentration gradient on surface of molded part.

ROSENFELD A, HEMMERLING A, HERZ F, FOLGER A

Manufacture of water purification membrane for purifying contaminated water e.g. wastewater, involves electrospinning polymers into nanofibers, crosslinking nanofibers to form membrane, oxidizing pyrrole monomers, depositing nanoparticles on membrane and washing.

XING M, LIU Y, CHEN S

Multilayered flexible package useful in packaging systems for food, cosmetic, nutraceutical or pharmaceutical products, comprises polymeric coating comprising dispersion of antioxidant particles.

RIVA M, VACCA P, FIDECKA K, FIDECA C