国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC C09D001/00（3）
发明人 LI J（3）
公开年
申请年
专利权人

Preparing high-strength aluminum alloy die casting used for automobile engine bracket, involves putting aluminum alloy matrix into acetone, ultrasonically cleaning aluminum alloy matrix, and ultrasonically cleaning aluminum alloy matrix through absolute ethyl alcohol and deionized water in sequence.

WU G, CHEN D, ZHANG J, LI J, WANG X, LI D

Graphene coating, obtained by using single-layer or oligo-layer graphene as raw material, performing sulfonation modification on graphene raw material to obtain sulfonated graphene, and dispersing sulfonated graphene.

LI J, CUI J, QIU H, YANG J

Preparing graphene steel wire comprises treating the steel wire, and routing in the slurry, heating and drying under vacuum.

LI J