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:
Dec. 17, 2019
Filed:
Apr. 28, 2018
Zhejiang Yotrio Group Co., Ltd., Linhai, CN;
Guo Zhang, Linhai, CN;
Jianping Xie, Linhai, CN;
ZHEJIANG YOTRIO GROUP CO., LTD., Linhai, CN;
Abstract
This invention provides a metal sheet preparing process with a surface having wood grain, and the process includes the following steps: spraying photosensitive ink on the metal sheet; pasting a designed film on a surface of the metal sheet sprayed with the photosensitive ink; exposing the metal sheet pasted with the film in an ultraviolet light for 1-15 min; spray developing the surface of the metal sheet with sodium carbonate solution, and exiting the film after developing; etching the metal sheet exited the film after developing with a mixed aqueous solution of ferric trichloride and copper sulfate, and a corrosive temperature being 30-50° C. which lasts for 5-8 min; and washing corrosive liquid on the grain and cured films of the photosensitive ink out of the grain with sodium hydroxide solution of 5-8% wt %.