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Patent Searching and Data


Title:
DISSOLUTION PULP
Document Type and Number:
Japanese Patent JP2019007128
Kind Code:
A
Abstract:
To provide a dissolution pulp containing Acacia crassicarpa, a cellulose composition, a recycled cellulose fiber and textile and a use of the composition for manufacturing the dissolution pulp.SOLUTION: There are provided a method for preparing a dissolution pulp containing 0 to 0.20 wt.% of a lipophilic component including (a) a process of hydrolyzing a composition containing a cellulose or lignocellulose composition of Acacia crassicarpa and forming a treated cellulose or lignocellulose composition and (b) a process for heating the treated composition under a condition for manufacturing the dissolution pulp as well as a method for manufacturing a recycled cellulose fiber including (a) a process for basic treatment of the dissolution pulp of Acacia crassicarpa to manufacture xanthogenic acid cellulose and (b) a process of neutralizing the xanthogenic acid cellulose for manufacturing the recycled cellulose fiber.SELECTED DRAWING: None

Inventors:
ALAGARATNAM JOSEPH DEBANESAN
ALAN A CHAPMAN
EDUWARD GINTING
Application Number:
JP2018157184A
Publication Date:
January 17, 2019
Filing Date:
August 24, 2018
Export Citation:
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Assignee:
PT ASIA PACIFIC RAYON
International Classes:
D21H11/04; C08B9/04; C08B16/00; D01F2/06; D03D15/00; D21C1/02; D21C1/06; D21C3/02
Domestic Patent References:
JP2013227705A2013-11-07
JP2010150717A2010-07-08
JP2012219416A2012-11-12
JP2009019326A2009-01-29
JP2014218761A2014-11-20
Foreign References:
WO2006059358A12006-06-08
US20110192560A12011-08-11
EP0442806A11991-08-21
Other References:
PULPING AND BLEACHING OF PLANTATION FAST-GROWING ACACIAS (PART 1), JPN6019028622, March 2001 (2001-03-01), pages 94 - 100, ISSN: 0004224972
Attorney, Agent or Firm:
Hatsushi Shimizu
Masao Haruna
Hirotaka Yamaguchi
Toshi Gobe
Ryuichi Inoue
Toshimitsu Sato
Koichi Niimi
Tomohiko Kobayashi
Masato Ozeki
Yoshihiro Igarashi
Kazuya Kawamoto