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:
Aug. 05, 2025
Filed:
May. 13, 2021
Nippon Steel Chemical & Material Co., Ltd., Tokyo, JP;
Kukdo Chemical Co., Ltd., Seoul, KR;
NIPPON STEEL Chemical & Material Co., Ltd., Tokyo, JP;
KUKDO CHEMICAL CO., LTD., Seoul, KR;
Abstract
Provided is a resin material showing a high thermal conductivity and having high heat resistance while having a low dielectric constant and a low dielectric loss tangent. The material is a polyfunctional vinyl resin, which is represented by the following general formula (1): where Rs each independently represent a hydrocarbon group having 1 to 8 carbon atoms, Rs each independently represent a hydrogen atom or a dicyclopentenyl group, and at least one thereof represents a dicyclopentenyl group, Xs each independently represent a hydrogen atom or a vinyl group-containing aromatic group represented by the formula (1), and at least one thereof represents a vinyl group-containing aromatic group, 'n' represents a number of repetitions, and the average thereof is a number of from 1 to 5, and Ar represents an aromatic ring.