The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 18, 2025
Filed:
Jun. 02, 2022
Hongfujin Precision Electronics (Chengdu) Co., Ltd., Chengdu, CN;
Chih-Chien Hung, New Taipei, TW;
Xiao-Gang Peng, Shenzhen, CN;
Jian-Bin Wang, Chengdu, CN;
Xing-Liang Zhang, Chengdu, CN;
Chao Zhang, Chengdu, CN;
Feng Liu, Chengdu, CN;
Peng Lan, Chengdu, CN;
HONGFUJIN PRECISION ELECTRONICS (CHENGDU) Co., Ltd., Chengdu, CN;
Abstract
An additive compound for dyeing an aluminum or aluminum alloy substrate after anodic oxidation to provide better uniformity in dyeing and hence a better finished appearance includes a main agent, an auxiliary agent, a pH stabilizer, and an antibacterial agent. The antibacterial agent includes at least one of sorbic acid, fluconazole, itraconazole,, benzyl alcohol, benzoic acid, salicylic acid, and boric acid. An additive solution and a dyeing method are also provided, the use of the compound also allows for a more rapid dyeing process.