ATE555134T1 - Halbstoffbehandlung und verfahren - Google Patents

Halbstoffbehandlung und verfahren

Info

Publication number
ATE555134T1
ATE555134T1 AT02719546T AT02719546T ATE555134T1 AT E555134 T1 ATE555134 T1 AT E555134T1 AT 02719546 T AT02719546 T AT 02719546T AT 02719546 T AT02719546 T AT 02719546T AT E555134 T1 ATE555134 T1 AT E555134T1
Authority
AT
Austria
Prior art keywords
chemical
ept
woodpulp
cellulose
applying
Prior art date
Application number
AT02719546T
Other languages
English (en)
Inventor
Ian Graveson
Heinzhorst Mobius
Derek Weightman
Original Assignee
Sappi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sappi Ltd filed Critical Sappi Ltd
Application granted granted Critical
Publication of ATE555134T1 publication Critical patent/ATE555134T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B9/00—Cellulose xanthate; Viscose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
AT02719546T 2001-03-15 2002-03-14 Halbstoffbehandlung und verfahren ATE555134T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200102162 2001-03-15
PCT/ZA2002/000032 WO2002074813A1 (en) 2001-03-15 2002-03-14 Pulp treatment and process

Publications (1)

Publication Number Publication Date
ATE555134T1 true ATE555134T1 (de) 2012-05-15

Family

ID=25589100

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02719546T ATE555134T1 (de) 2001-03-15 2002-03-14 Halbstoffbehandlung und verfahren

Country Status (12)

Country Link
US (1) US7267744B2 (de)
EP (1) EP1390411B1 (de)
JP (1) JP4646492B2 (de)
CN (1) CN100338094C (de)
AT (1) ATE555134T1 (de)
BR (1) BR0208480B1 (de)
CA (1) CA2441055C (de)
ES (1) ES2386772T3 (de)
PT (1) PT1390411E (de)
RU (1) RU2298561C2 (de)
WO (1) WO2002074813A1 (de)
ZA (1) ZA200307160B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4646492B2 (ja) * 2001-03-15 2011-03-09 サッピ リミテッド パルプ処理およびプロセス
FR2852612B1 (fr) * 2003-03-17 2008-08-15 Procede de fabrication d'un support papier destine a etre vulcanise ou sulfurise
US7867358B2 (en) * 2008-04-30 2011-01-11 Xyleco, Inc. Paper products and methods and systems for manufacturing such products
US7846295B1 (en) * 2008-04-30 2010-12-07 Xyleco, Inc. Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials
US7931784B2 (en) 2008-04-30 2011-04-26 Xyleco, Inc. Processing biomass and petroleum containing materials
US8212087B2 (en) * 2008-04-30 2012-07-03 Xyleco, Inc. Processing biomass
US7867359B2 (en) * 2008-04-30 2011-01-11 Xyleco, Inc. Functionalizing cellulosic and lignocellulosic materials
US9387454B2 (en) 2008-06-18 2016-07-12 Xyleco, Inc. Processing material with ion beams
CA2727798C (en) * 2008-06-18 2018-08-07 Xyleco, Inc. Processing materials with ion beams
US20110111456A1 (en) 2009-04-03 2011-05-12 Xyleco, Inc. Processing biomass
GB2493488A (en) * 2011-05-20 2013-02-13 Innovia Films Ltd Process for dissolving and casting non-dissolving cellulose
GB2493490A (en) * 2011-05-20 2013-02-13 Innovia Films Ltd Process for dissolving and casting non-dissolving cellulose
KR101236097B1 (ko) * 2011-09-09 2013-02-21 충남대학교산학협력단 전자빔 전처리 단계를 포함하는 펄프 제조 방법
CN102433787B (zh) * 2011-10-09 2015-02-25 熊荣洪 再生棉纤维的二步法剥色漂白工艺
RU2664249C1 (ru) * 2017-09-19 2018-08-15 Ксилеко, Инк Целлюлозные и лигноцеллюлозные структурные материалы и способы, и системы для производства таких материалов

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UST989185I4 (de) * 1937-06-01
DE1928045A1 (de) * 1968-06-18 1970-01-02 Dow Chemical Co Verfahren zur Herstellung von wasserloeslichen Zelluloseprodukten mit niedriger Viskositaet durch Elektronenbestrahlung
SE420430B (sv) * 1978-02-17 1981-10-05 Mo Och Domsjoe Ab Forfarande for blekning och extraktion av lignocellulosahaltig material med peroxidhaltiga blekmedel
DD140747A1 (de) * 1978-10-27 1980-03-26 Klaus Fischer Verfahren zur herstellung von viskosen
DD222887A1 (de) 1983-12-07 1985-05-29 Adw Inst Polymerenchemie Verfahren zur herstellung von cellulose mit verbesserter vermahlbarkeit
US4617099A (en) * 1985-12-23 1986-10-14 The Mead Corporation Electrochemical bleaching of wood pulps
SU1669916A1 (ru) * 1988-07-12 1991-08-15 Предприятие П/Я В-8780 Способ получени вискозы
DE4434280C2 (de) * 1994-09-26 1998-09-10 Clariant Gmbh Verfahren zur Herstellung von niedermolekularen Celluloseethern und ihre Verwendung als Überzugsmaterial für feste Dosiereinheiten
JP4028003B2 (ja) * 1996-05-31 2007-12-26 旭化成株式会社 セルロース溶液の調製方法
DE19723889A1 (de) * 1997-06-06 1998-12-10 Consortium Elektrochem Ind System zur elektrochemischen Delignifizierung ligninhaltiger Materialien sowie Verfahren zu seiner Anwendung
DE19847755A1 (de) * 1998-10-16 2000-04-20 Pruss Gunter Verfahren und Vorrichtung zur Herstellung von Nitrozellulose aus mit energiereichen Elektronen bestrahlter(ten) Baumwolle-Zellstoff und/oder anderen pflanzlichen Faserstoffen
JP4819984B2 (ja) * 1999-06-23 2011-11-24 独立行政法人日本原子力研究開発機構 自己架橋型アルキルセルロース誘導体、及びそれらの製造方法
US7108907B1 (en) * 1999-11-08 2006-09-19 Asahi Kasei Kabushiki Kaisha Cellulose dope and method for producing the same
JP4646492B2 (ja) * 2001-03-15 2011-03-09 サッピ リミテッド パルプ処理およびプロセス

Also Published As

Publication number Publication date
US7267744B2 (en) 2007-09-11
EP1390411B1 (de) 2012-04-25
EP1390411A1 (de) 2004-02-25
US20040129394A1 (en) 2004-07-08
CN1498227A (zh) 2004-05-19
JP4646492B2 (ja) 2011-03-09
ZA200307160B (en) 2007-03-28
PT1390411E (pt) 2012-05-11
CA2441055C (en) 2010-07-13
CA2441055A1 (en) 2002-09-26
RU2298561C2 (ru) 2007-05-10
JP2004526066A (ja) 2004-08-26
RU2003129232A (ru) 2005-04-10
CN100338094C (zh) 2007-09-19
ES2386772T3 (es) 2012-08-30
WO2002074813A1 (en) 2002-09-26
BR0208480B1 (pt) 2013-12-10
BR0208480A (pt) 2004-03-09

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