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:
May. 20, 2025
Filed:
Sep. 24, 2021
Teijin Limited, Osaka, JP;
Keizo Yokoyama, Osaka, JP;
Teijin Limited, Osaka, JP;
Abstract
The present invention provides a method for producing a press-molded body, the method having: a step for placing a material X in a mold; a step for closing the mold and injecting a material Y, which is a kneaded material, into the mold after pressure has begun to be applied to part of the material X; and a step for cold-pressing the material X and the material Y in the mold to integrally mold these materials, wherein the material X is cut from a composite material M that includes reinforcing fibers FA having a weight-average fiber length Lwand a thermoplastic resin R, the material Y includes carbon fibers B having a weight-average fiber length Lwand a thermoplastic resin R, Lw<Lw, and Lwis 1-100 mm inclusive.