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:
Mar. 30, 2021
Filed:
Jul. 15, 2015
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Yoshihiro Kato, Yamagata, JP;
Takaaki Ogashiwa, Yamagata, JP;
Yoichi Nakajima, Yamagata, JP;
Takaaki Ichikawa, Yamagata, JP;
Kazuaki Kawashita, Yamagata, JP;
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Abstract
A method for producing a laminate that includes at least the following: providing a first intermediate laminate comprising a carrier substrate including a support therein and a peelable metal layer formed on at least one surface of the carrier substrate; forming, in a section not serving as a product of the first intermediate laminate, a first hole reaching at least the support in the carrier substrate from a surface of the first intermediate laminate, to prepare a second intermediate laminate with the first hole; stacking and disposing on the surface where the first hole is formed of the second intermediate laminate, an insulating material and a metal foil in this order when viewed from the surface; and pressurizing the second intermediate laminate, the insulating material and the metal foil in the stacking direction thereof with heating, to prepare a third intermediate laminate where the first hole is filled with the insulating material; and performing treatment with a chemical agent on the third intermediate laminate.