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. 19, 2008
Filed:
Jan. 13, 2004
Shuya Shinohara, Tokyo, JP;
Masayoshi Hanabusa, Tokyo, JP;
Nobuhisa Saito, Tokyo, JP;
Hiroshi Nakanishi, Tokyo, JP;
Shuya Shinohara, Tokyo, JP;
Masayoshi Hanabusa, Tokyo, JP;
Nobuhisa Saito, Tokyo, JP;
Hiroshi Nakanishi, Tokyo, JP;
Tohto Kasei Co., Ltd., , JP;
Abstract
An epoxy resin represented by general formula (2), wherein R-Rindicate a hydrocarbon group of carbon number 1-6, n is 0 or integer of 1 or more and X is a bond or the following general formula wherein R-Rindicate a hydrogen atom or hydrocarbon group of carbon number 1-6, obtained by reacting an aromatic compound represented by general formula (1) and epihalohydrine, wherein R-Rand X are as identified herein, having molecular weight distribution comprising, content of n=0 component in the epoxy resin represented by general formula (2) is 60% or less and epoxy equivalent is 250 g/eq or over.