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:
Jul. 21, 2020
Filed:
Apr. 15, 2019
Elite Material Co., Ltd., Taoyuan, TW;
Yu-Te Lin, Taoyuan, TW;
ELITE MATERIAL CO., LTD., Taoyuan, TW;
Abstract
Disclosed are an epoxy resin composition and an article made therefrom, the epoxy resin composition comprising an epoxy resin and a co-hardener, wherein: relative to the epoxy resin having a total equivalent of epoxy group of 1, the co-hardener comprises: (A) an acid anhydride having a total equivalent of acid anhydride group of 0.044-0.183; (B) a polyester having a total equivalent of ester group of 0.120-0.550; (C) a first phenolic resin having an equivalent of hydroxyl group of 0.092-0.550; and (D) a second phenolic resin having an equivalent of hydroxyl group of 0.143-0.592; and a sum of equivalent of functional groups of the co-hardener is 0.84-1.11.