国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 C09（2）
IPC小类 C09D（2） C23C（2）
IPC C09D007/61（2）
发明人
公开年 2023（2）
申请年
专利权人

Producing food packaging barrier film used for consumers to clearly see content of packaged goods, involves providing base film, depositing inorganic laminated film on surface of base film, where inorganic laminated film includes at least one first and second inorganic material deposition layer.

CHEN C, TSAO C, LIAO T, LIAO T C, TSAO C C, CHEN C H, CHEN Z, CAO J, LIAO D

Plating film on surface of plastic work piece comprises etching plastic product, placing plastic work piece with rough surface in vacuum coating machine, using metal alloy, and coating varnish film layer on plastic work piece with surface deposited with metal film layer.

ZHI X