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:
Jul. 11, 2023
Filed:
Sep. 27, 2021
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Yoko Nakai, Nagano, JP;
Shinobu Yokokawa, Nagano, JP;
Hideki Tanaka, Nagano, JP;
Naotaka Higuchi, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/587 (2012.01); D04H 1/732 (2012.01); D04H 1/60 (2006.01); B27N 3/00 (2006.01); B27N 3/18 (2006.01); B29C 43/00 (2006.01);
U.S. Cl.
CPC ...
B29C 43/006 (2013.01); B27N 3/002 (2013.01); B27N 3/18 (2013.01); D04H 1/587 (2013.01); D04H 1/60 (2013.01); D04H 1/732 (2013.01);
Abstract
A method for manufacturing a compact includes a mixing step of mixing a fiber and a powder of a binder to obtain a mixture; an accumulating step of accumulating the mixture to form a web; a humidifying step of adding water to the web; and a forming step of heating and pressurizing the water-added web to obtain a compact. The binder binds between fiber molecules by the addition of water. The powder has an average particle diameter (D50) of 20.0 μm or less.