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:
Nov. 24, 2020
Filed:
Jun. 14, 2017
Nissan Chemical Corporation, Tokyo, JP;
Hirofumi Ota, Funabashi, JP;
Toshiyuki Endo, Funabashi, JP;
NISSAN CHEMICAL CORPORATION, Tokyo, JP;
Abstract
Provided is an electron-accepting substance precursor comprising a sulfonic acid ester compound represented by formula (1). (In the formula, R-Reach independently represent a hydrogen atom, or a straight-chain or branched C1-6 alkyl group. Rrepresents a C2-20 monovalent hydrocarbon group which may be substituted. Arepresents —O— or —S—. Arepresents a group having a valence of (n+1) and derived from naphthalene or anthracene. Arepresents a group having a valence of m and derived from perfluorinated biphenyl. m represents an integer satisfying 2≤m≤4. n represents an integer satisfying 1≤n≤4).