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:
May. 24, 2022
Filed:
Nov. 25, 2019
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Chung-ang University Industry-academy Cooperation Foundation, Seoul, KR;
Sung Ho Yoon, Gyeonggi-do, KR;
Yun Ho Cho, Seoul, KR;
Gyu Hyeong Choe, Gyeonggi-do, KR;
Jong Hwi Lee, Seoul, KR;
Soo Min Bae, Seoul, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Chung-Ang University Industry-Academy Cooperation Foundation, Seoul, KR;
Abstract
A method of attaching heterogeneous materials comprising pretreating the surface of a metal plate with an aromatic compound containing a pyrogallol group to bind the pyrogallol group to the surface of the metal plate and coating the pyrogallol-group-bound metal plate with a polymer resin, thereby greatly improving the adhesive strength between the metal plate and the polymer resin.