Title:
WOOD CHIP AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/193111
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a wood chip useful for various applications such as pulp. Specifically, the present invention provides: a wood chip which is derived from a plant of the genus Eucalyptus, has a wood density of 635 kg/m3 or more, has a pulp yield of 48-60% determined when the kappa value is 18, and has a fiber length of 0.50-1.10 mm; pulp and paper produced using the same; and methods for producing these. The plant of the genus Eucalyptus is preferably a hybrid of Eucalyptus pellita and Eucalyptus brassiana or a hybrid of Eucalyptus urophylla and Eucalyptus grandis, and is also preferably 2 years old or older.
Inventors:
MIYAUCHI KENSHIRO (JP)
IWATA EIJI (JP)
HAYASHI KAZUNORI (JP)
NEGISHI NAOKI (JP)
IWATA EIJI (JP)
HAYASHI KAZUNORI (JP)
NEGISHI NAOKI (JP)
Application Number:
PCT/JP2021/009823
Publication Date:
September 30, 2021
Filing Date:
March 11, 2021
Export Citation:
Assignee:
JUJO PAPER CO LTD (JP)
International Classes:
A01G2/00; B27L11/00; D21H11/00
Domestic Patent References:
| WO2006109424A1 | 2006-10-19 |
Foreign References:
| JP2007236328A | 2007-09-20 | |||
| JP2016191184A | 2016-11-10 | |||
| JP2013213288A | 2013-10-17 | |||
| US20160208440A1 | 2016-07-21 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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