Sheet manufacturing apparatus and sheet manufacturing method

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United States of America Patent

PATENT NO 9637863
SERIAL NO

15215866

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Abstract

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A sheet manufacturing apparatus includes: a defibrating unit which defibrates a raw material including at least fibers; an addition unit which adds an additive agent to a defibrated material which is defibrated in the defibrating unit; and a sheet forming unit which forms a sheet by bonding the plurality of fibers to each other via the additive agent. According to a history of the raw material, an amount of the additive agent which is fed by the addition unit varies. In addition, there is provided a sheet manufacturing method, including: defibrating the raw material which includes at least fibers; adding the additive agent to the defibrated material; and bonding the plurality of fibers to each other via the additive agent. According to the history of the raw material, a feed amount of the additive agent with respect to the raw material varies.

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Patent Owner(s)

  • SEIKO EPSON CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gomi, Katsuhito Nagano, JP 31 254
Murayama, Yoshiaki Nagano, JP 126 935
Seki, Shunichi Nagano, JP 131 2881
Yamagami, Toshiaki Nagano, JP 42 440

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