Sheet manufacturing method and sheet manufacturing apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11807988
APP PUB NO 20220316138A1
SERIAL NO

17656902

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Abstract

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A sheet manufacturing method includes a web forming step of forming a web by accumulating a defibrated product in a dry manner, a moisture imparting step of imparting the web with moisture, a pressurizing step of pressurizing the web to which the moisture is imparted, and a heating step of heating the web to which the moisture is imparted, in which a water content of the web to which the moisture is imparted in the moisture imparting step is 12% by mass or more, a pressure applied to the web in the pressurizing step is 0.2 MPa or more, and a temperature of the web in the heating step is 100° C. or lower.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATION1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 160-8801

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagai, Yoshiyuki Nagano, JP 64 299
Nakai, Yoko Nagano, JP 45 155
Nakamura, Masahide Nagano, JP 96 952
Tanaka, Hideki Nagano, JP 448 5293

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