国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C07（3） C12（2）
IPC小类 B01D（3）
IPC C07K014/765（3）
发明人
公开年 2023（2）
申请年 2023（2） 
专利权人

High strength polysaccharide-inorganic nanoparticle composite column is prepared by adding different inorganic nano-particles, transferring obtained emulsion to stainless steel or glass column pipe with rubber plug at one end by injector, and utilizing peristaltic pump to circulate mixed solution.

LI J, LI Y, QU J

Preparing magnetic microspheres useful for separating and purifying nucleic acid and/or protein, comprises e.g. preparing graphene oxide and ferric chloride by hydrothermal synthesis and modifying chitosan shell on surface.

XIE Y, LIU B, HUANG C, ZHONG Q

Production of ultrafiltration membrane used in separation of bovine serum albumin, involves adding silver oxide supported graphene and polyvinyl alcohol aqueous solution to pore-forming agent aqueous solution, and forming into film.

WANG F, LU M, TU W, ZHAO J