国家/地区 韩国（2）
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29C（2） B29K（2） C09D（2）
IPC B29K105/16（2）
发明人
公开年
申请年 2021（2） 
专利权人

Manufacturing non-woven reinforced epoxy composite material e.g. as hydro filler comprises e.g. coating reduced graphene oxide-carbon nanotube on nonwoven fabric, reacting epoxy resin and 4,4'-diaminodiphenylmethane and curing by hot press.

PARK S, KIM Y

Manufacture of buoy involves forming hemisphere by coating protective layer comprising mixed composition of urea resin, calcium alginate, polyoxyethylene alkylether, sodium benzoate, and oligomer, and performing thermal fusion method.

LEE K M, YOON O