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:
Oct. 06, 2020
Filed:
Feb. 02, 2016
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Assignee:
Toray Industries, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/02 (2006.01); B32B 5/26 (2006.01); C08J 5/04 (2006.01); B32B 5/28 (2006.01); B32B 27/20 (2006.01); B32B 7/12 (2006.01); B32B 27/18 (2006.01); B32B 5/16 (2006.01); B32B 5/30 (2006.01); B32B 27/12 (2006.01); B32B 3/26 (2006.01); C08L 77/00 (2006.01); C08L 63/00 (2006.01); B32B 5/22 (2006.01); B32B 27/38 (2006.01); B32B 5/02 (2006.01); B32B 5/14 (2006.01); B29C 70/44 (2006.01);
U.S. Cl.
CPC ...
B29C 70/025 (2013.01); B29C 70/443 (2013.01); B32B 3/26 (2013.01); B32B 5/02 (2013.01); B32B 5/145 (2013.01); B32B 5/16 (2013.01); B32B 5/22 (2013.01); B32B 5/26 (2013.01); B32B 5/28 (2013.01); B32B 5/30 (2013.01); B32B 7/12 (2013.01); B32B 27/12 (2013.01); B32B 27/18 (2013.01); B32B 27/20 (2013.01); B32B 27/205 (2013.01); B32B 27/38 (2013.01); C08J 5/042 (2013.01); C08L 63/00 (2013.01); C08L 77/00 (2013.01); B32B 2260/02 (2013.01); B32B 2260/023 (2013.01); B32B 2260/025 (2013.01); B32B 2260/046 (2013.01); B32B 2262/106 (2013.01); B32B 2264/0214 (2013.01); B32B 2264/0264 (2013.01); B32B 2305/30 (2013.01); B32B 2307/30 (2013.01); B32B 2307/50 (2013.01); B32B 2307/558 (2013.01); B32B 2307/732 (2013.01); B32B 2419/06 (2013.01); B32B 2603/00 (2013.01); B32B 2605/00 (2013.01); B32B 2605/18 (2013.01); C08J 2381/06 (2013.01); C08J 2463/02 (2013.01);
Abstract
A preform includes a plurality of reinforcement fiber layers connected to each other by binder resin, the binder resin containing spacer particles insoluble in the binder resin, the spacer particles accounting for a volume proportion of 10% to 80% in the binder resin present in interlaminar gaps between the reinforcement fiber layers.