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US Patent 11377531 Prepreg and fiber reinforced composite material

Patent 11377531 was granted and assigned to Toray Industries on July, 2022 by the United States Patent and Trademark Office.

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Contents

Is a
Patent
Patent

Patent attributes

Patent Applicant
Toray Industries
Toray Industries
Current Assignee
Toray Industries
Toray Industries
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11377531
Patent Inventor Names
Ryuichi Kitahara0
Shinji Kochi0
Takahiro Nishimura0
Bon Aizawa0
Naoya Takeda0
Date of Patent
July 5, 2022
Patent Application Number
16646898
Date Filed
November 14, 2018
Patent Primary Examiner
‌
Camie S Thompson
CPC Code
‌
Y10T 428/24994
‌
Y10T 428/249944
‌
Y10T 428/249945
‌
Y10T 428/24995
‌
Y10T 428/249952
‌
Y10T 428/269
‌
Y10T 428/254
‌
Y10T 428/2918
...

A prepreg contains components [A] to [E], wherein 85% by mass or more of the component [E] is present in a range within 9% of the average thickness of the prepreg from each surface of the prepreg, and a range within 7% of the average thickness of the prepreg from each surface of the prepreg is composed of a first resin composition containing components [B] to [E].

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