公开(公告)号：US20190292654A1

公开(公告)日：2019-09-26

申请号：US16223346

申请日：2018-12-18

Applicant: CITIC Dicastal CO., LTD.

Inventor： Zaide WANG ,  Huanming MA ,  Junfu LI ,  Shengchao ZHANG ,  Qingwang WEI ,  Meng LIU

IPC: C23C14/35 ,  B05D1/06 ,  B05D3/02 ,  C23C22/78 ,  C23C14/20 ,  C23C14/02 ,  C23C14/58

Abstract: The disclosure provides an anti-aging periodic variable reaction black chromium coating film, sequentially comprising: an aluminum alloy matrix, a silane conversion film, a high-gloss organic resin coating, a metal compound and metal element periodic variable content alloy coating film, and a transparent resin coating. The disclosure simultaneously provides a method for forming the anti-aging periodic variable reaction black chromium coating film.