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Title:
DECAY-RESISTANT PAPER
Document Type and Number:
WIPO Patent Application WO/2021/045205
Kind Code:
A1
Abstract:
[Problem] A purpose of the present invention is to provide a source paper for a seedling raising pot and a seedling raising pot using the same, wherein the source paper maintains sufficient strength during seedling raising and when planted in a field, while also being broken down by soil microorganisms and decomposing over time after being planted in the field, and is manufactured using a crosslinking agent that does not include formaldehyde, thereby having a reduced environmental impact. [Solution] A source paper for a seedling raising pot and a seedling raising pot that is obtained by molding said source paper, said source paper being characterized in that a citric acid crosslinking agent is used as a cellulose crosslinking agent to crosslink and block hydroxyl groups of cellulose in the paper.

Inventors:
NAKAGAWA TAKUYA (JP)
OTA YASUOMI (JP)
YAMADA HIDEAKI (JP)
OKUHAMA YOSHIAKI (JP)
NAKAO SEIICHIRO (JP)
Application Number:
PCT/JP2020/033646
Publication Date:
March 11, 2021
Filing Date:
September 04, 2020
Export Citation:
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Assignee:
NIPPON BEET SUGAR MFG (JP)
DAIWA FINE CHEMICALS CO LTD LABORATORY (JP)
International Classes:
D21H19/12; A01G9/02; D21H21/38
Foreign References:
JP2006342452A2006-12-21
JPS60501317A1985-08-15
JP2007527472A2007-09-27
JP2016510366A2016-04-07
JPS5033931A1975-04-02
JPS59100793A1984-06-11
JPH0223640A1990-01-25
JP2001508139A2001-06-19
Other References:
KOICHI NAGANO ET AL.: "Poval", 25 April 1984, POLYMER PUBLISHING ASSOCIATION, pages: 337 - 342
Attorney, Agent or Firm:
HANABUSA PATENT & TRADEMARK OFFICE (JP)
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