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. 28, 2017
Filed:
Apr. 06, 2015
Hitachi Chemical Company, Ltd., Tokyo, JP;
Yasuyuki Mizuno, Tokyo, JP;
Tomio Fukuda, Tokyo, JP;
Takao Tanigawa, Tokyo, JP;
Yuki Nagai, Tokyo, JP;
Hikari Murai, Tokyo, JP;
HITACHI CHEMICAL COMPANY, LTD, Tokyo, JP;
Abstract
A polyphenylene ether derivative having at least one N-substituted maleimide group represented by the following general formula (I) in a molecule, and a heat curable resin composition, a prepreg, a metal-clad laminate, and a multilayer printed wiring board, each of which uses the polyphenylene ether derivative: wherein Reach independently represents a hydrogen atom, an aliphatic hydrocarbon group having 1 to 5 carbon atoms, or a halogen atom, Reach independently represents a hydrogen atom, an aliphatic hydrocarbon group having 1 to 5 carbon atoms, or a halogen atom, Arepresents a residual group represented by a specific general formula, m is an integer of 1 or more as the number of the structural unit, and x and y each is an integer of 1 to 4.