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:
Jun. 30, 2026
Filed:
Dec. 26, 2024
Industrial Technology Research Institute, Hsinchu, TW;
Li-Han Chung, Miaoli City, TW;
Mei-Chun Lai, Zhubei City, TW;
Sheng-Yang Liu, Kaohsiung City, TW;
Hung-Chin Shen, Zhudong Township, TW;
PO-Ling Shiao, Zhubei City, TW;
Pei-Yin Chen, Taipei City, TW;
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, Hsinchu, TW;
Abstract
A multi-layered film includes (A) an oxygen barrier layer; (B) a moisture barrier layer disposed on and in direct contact with (A) the oxygen barrier layer; and (C) an adhesive layer disposed on and in direct contact with (B) the moisture barrier layer. (A) The oxygen barrier layer includes (a) modified polyethylene resin and (e) ethylene-vinyl alcohol copolymer. (B) The moisture barrier layer includes (bi) first poly(ethylene-co-1-octene) having a melting index of 20 g/10 min to 40 g/10 min at 190° C. and (b2) second poly(ethylene-co-1-octene) having a melting index of 1 g/10 min to 10 g/10 min at 190° C. (C) The adhesive layer includes poly(ethylene-co-methacrylate-co-glycidyl methacrylate) having a melting index of 1 g/10 min to 10 g/10 min at 190° C.