Title:
INK ABSORBENT AND INK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2019/187443
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an ink absorbent and ink absorber having enhanced ink-absorption characteristics and capable of preventing leaking of absorbed ink. The ink absorbent according to the present invention is used for absorbing ink and includes a water absorptive resin and a defibrated substance including a fiber, and is characterized in that the content of the water absorptive resin with respect to the fiber is higher than 5 weight% and at most 90 weight%. The ink absorbent according to the present invention preferably has a bulk density of 0.01-0.3 g/cm3.
Inventors:
MIYASAKA YOICHI (JP)
Application Number:
PCT/JP2018/048016
Publication Date:
October 03, 2019
Filing Date:
December 27, 2018
Export Citation:
Assignee:
SEIKO EPSON CORP (JP)
International Classes:
B41J2/17
Foreign References:
| JPH08311755A | 1996-11-26 | |||
| JP2000135797A | 2000-05-16 | |||
| JP2012001851A | 2012-01-05 | |||
| JP2009274302A | 2009-11-26 | |||
| JP2017155364A | 2017-09-07 | |||
| US20030112289A1 | 2003-06-19 | |||
| JPS536870B2 | 1978-03-11 |
Other References:
See also references of EP 3778240A4
Attorney, Agent or Firm:
WATANABE Kazuaki et al. (JP)
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