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. 27, 2024
Filed:
Nov. 30, 2018
Teijin Limited, Osaka, JP;
Tomoya Hamada, Osaka, JP;
Susumu Honda, Osaka, JP;
TEIJIN LIMITED, Osaka, JP;
Abstract
Provided is a separator for a non-aqueous secondary battery, containing a porous substrate; a heat resistant porous layer that is provided on one side or on both sides of the porous substrate, and that contains a porous coating film including at least one selected from the group consisting of a wholly aromatic polyamide, a polyamide imide and a polyimide; and an adhesive layer that is provided on one side or on both sides of a layered body containing the porous substrate and the heat resistant porous layer, in which adhesive resin particles adhere to the layered body, and provided is a separator for a non-aqueous secondary battery, containing a porous substrate; a heat resistant porous layer that is provided on one side or on both sides of the porous substrate, and that contains at least one of inorganic particles or a heat resistant resin, the heat resistant resin having at least one of an amide bond or an imide bond in a molecule; and an adhesive layer that is provided on one side or on both sides of a layered body containing the porous substrate and the heat resistant porous layer, wherein adhesive resin particles adhere to the layered body, in which a peel strength between the porous substrate and the heat resistant porous layer is from 5 N/m to 75 N/m.