logo

For the Inventor, By the Inventor

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.:

US 11951724 B1

PDFFull Text
Date of Patent:
Apr. 09, 2024

Filed:

Mar. 04, 2020

Fiber-reinforced resin article, method for manufacturing same, and laminate including same

Applicant:

Mitsui Chemicals, Inc., Tokyo, JP;

Inventors:

Kazuaki Kikuchi, Mobara, JP;

Takeharu Isaki, Chiba, JP;

Assignee:

MITSUI CHEMICALS, INC., Tokyo, JP;

Attorney:

BUCHANAN, INGERSOLL & ROONEY PC

Primary Examiner:

Michael Zhang

Int. Cl.
CPC ...
B32B 3/14 (2006.01); B32B 5/24 (2006.01); B32B 5/26 (2006.01); B32B 27/12 (2006.01); B32B 27/32 (2006.01); B32B 27/34 (2006.01); B32B 37/06 (2006.01); B32B 37/10 (2006.01);
U.S. Cl.
CPC ...
B32B 3/14 (2013.01); B32B 5/245 (2013.01); B32B 5/26 (2013.01); B32B 27/12 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 37/06 (2013.01); B32B 37/10 (2013.01);
Abstract

Disclosed are: a fiber-reinforced resin article which includes, on at least one face of a unidirectional fiber-reinforced resin sheet (UDS), a plurality of chopped sheets (CS) of a unidirectional fiber-reinforced resin sheet which is the same as or different from the abovementioned unidirectional fiber-reinforced resin sheet (UDS), wherein the ratio of the chopped sheets (CS), with respect to 100 parts by mass of the unidirectional fiber-reinforced resin sheet (UDS), is at least 40 parts by mass and no more than 100 parts by mass; a method for manufacturing a fiber-reinforced resin article, said method having a step for positioning a plurality of the chopped sheets (CS), and a step for heating and pressurizing; and a laminate including the fiber-reinforced resin article and a foam layer.

Find Patent Forward Citations

Loading…