国家/地区 中国（2）
IPC部 B（2）
IPC大类 C08（2） C09（2）
IPC小类 C08J（2） C08L（2） C09D（2）
IPC C08J007/048（2）
发明人
公开年
申请年 2021（2）
专利权人

Preparation of polyvinyl alcohol-modified graphene oxide nanocomposite aqueous dispersion used e.g. for food fields comprises modifying graphene oxide with sulfamate and adding polyvinyl alcohol.

DONG W, WANG W, BAI H, GUO J, XU Z, ZHANG S

Preparing multi-layer composite barrier film used as packaging material, by configuring polyetherimide/graphene oxide mixed solution, removing excess polyetherimide by suction filtration, re-dissolving polyetherimide/reduced graphene oxide mixture in solvent, and using layer-by-layer sol-gel method.

ZENG Q, LONG L, HE C, DU X, DING Z, YIN C