国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D001/00（2）
发明人
公开年 2022（2）
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

Zinc-based large-resistor film coating liquid used for preparation of zinc-based film, comprises zinc based alloy, flatting solution, dispersant, crosslinking agent, graphene and ethanol preparation.

HUANG Y