FI952509A - Förfarande för framställning av viskoscellulosamassar - Google Patents

Förfarande för framställning av viskoscellulosamassar Download PDF

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Publication number
FI952509A
FI952509A FI952509A FI952509A FI952509A FI 952509 A FI952509 A FI 952509A FI 952509 A FI952509 A FI 952509A FI 952509 A FI952509 A FI 952509A FI 952509 A FI952509 A FI 952509A
Authority
FI
Finland
Prior art keywords
cellulose pulps
viscose cellulose
making viscose
making
pulps
Prior art date
Application number
FI952509A
Other languages
English (en)
Finnish (fi)
Other versions
FI952509A0 (sv
Inventor
Wolfgang Wizani
Andreas Krotschenck
Johann Schuster
Karl Lackner
Original Assignee
Voest Alpine Ind Anlagen
Chemiefaser Lenzing Ag
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 Voest Alpine Ind Anlagen, Chemiefaser Lenzing Ag filed Critical Voest Alpine Ind Anlagen
Publication of FI952509A0 publication Critical patent/FI952509A0/sv
Publication of FI952509A publication Critical patent/FI952509A/sv

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FI952509A 1992-12-02 1995-05-23 Förfarande för framställning av viskoscellulosamassar FI952509A (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0238292A AT398588B (de) 1992-12-02 1992-12-02 Verfahren zur herstellung von viskosezellstoffen
PCT/AT1993/000183 WO1994012719A1 (de) 1992-12-02 1993-12-02 Verfahren zur herstellung von viskosezellstoffen

Publications (2)

Publication Number Publication Date
FI952509A0 FI952509A0 (sv) 1995-05-23
FI952509A true FI952509A (sv) 1995-05-23

Family

ID=3533355

Family Applications (1)

Application Number Title Priority Date Filing Date
FI952509A FI952509A (sv) 1992-12-02 1995-05-23 Förfarande för framställning av viskoscellulosamassar

Country Status (12)

Country Link
US (1) US5676795A (sv)
EP (1) EP0672207B1 (sv)
JP (1) JPH08503744A (sv)
CN (1) CN1041645C (sv)
AT (1) AT398588B (sv)
BR (1) BR9307589A (sv)
CA (1) CA2150381C (sv)
DE (1) DE59304443D1 (sv)
ES (1) ES2097021T3 (sv)
FI (1) FI952509A (sv)
RU (1) RU2122055C1 (sv)
WO (1) WO1994012719A1 (sv)

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US6210801B1 (en) 1996-08-23 2001-04-03 Weyerhaeuser Company Lyocell fibers, and compositions for making same
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US6471727B2 (en) 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
US6235392B1 (en) 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
US6221487B1 (en) 1996-08-23 2001-04-24 The Weyerhauser Company Lyocell fibers having enhanced CV properties
US6773648B2 (en) 1998-11-03 2004-08-10 Weyerhaeuser Company Meltblown process with mechanical attenuation
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US6413362B1 (en) 1999-11-24 2002-07-02 Kimberly-Clark Worldwide, Inc. Method of steam treating low yield papermaking fibers to produce a permanent curl
EP1679394A1 (en) * 2003-10-31 2006-07-12 Toray Industries, Inc. Fiber yarn and fabric using the same
US8317975B2 (en) 2004-04-20 2012-11-27 The Research Foundation Of The State University Of New York Product and processes from an integrated forest biorefinery
US7520958B2 (en) * 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
EP1883731B1 (en) 2005-05-24 2015-11-11 International Paper Company Modified kraft fibers
FI123036B (sv) 2006-02-10 2012-10-15 Metso Paper Inc Förfarande för tillvaratagande av hydrolysprodukter
FI20065105A0 (sv) * 2006-02-10 2006-02-10 Metso Paper Inc Förfarande för tillvaratagande av hydrolysprodukter
AT503610B1 (de) * 2006-05-10 2012-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines zellstoffes
US9090915B2 (en) * 2008-04-22 2015-07-28 Wisconsin Alumni Research Foundation Sulfite pretreatment for biorefining biomass
FI20085425L (sv) * 2008-05-08 2009-11-09 Metso Paper Inc Förfarande för förhydrolyssulfatkok
FI121237B (sv) 2008-10-21 2010-08-31 Danisco Förfarande för producerande av xylos och dissolvingmassa
EP3124501A1 (en) * 2009-03-09 2017-02-01 TreeToTextile AB Shaped cellulose manufacturing process
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
MY157311A (en) * 2010-05-04 2016-05-31 Bahia Specialty Cellulose Sa Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse
AT509899A2 (de) 2010-06-02 2011-12-15 Chemiefaser Lenzing Ag Verfahren zur verbesserten verarbeitbarkeit von hydrothermolysaten von lignozellulosischem material
US8980050B2 (en) 2012-08-20 2015-03-17 Celanese International Corporation Methods for removing hemicellulose
US8815561B2 (en) 2010-08-23 2014-08-26 Wisconsin Alumni Research Foundation Metal compounds to eliminate nonproductive enzyme adsorption and enhance enzymatic saccharification of lignocellulose
US8916023B2 (en) 2011-03-18 2014-12-23 Andritz, Inc. Vapor phase hydrolysis vessel and methods related thereto
US8951388B2 (en) * 2011-04-08 2015-02-10 Pec-Tech Engineering And Construction Pte Ltd Method and system for efficient production of dissolving pulp in a kraft mill producing paper grade pulp with a continuous type digester
JP5712754B2 (ja) * 2011-04-13 2015-05-07 王子ホールディングス株式会社 溶解パルプの製造方法
WO2012158075A1 (en) * 2011-05-13 2012-11-22 Metso Paper Sweden Ab Compact process for producing prehydrolyzed pulp
CN102251423B (zh) * 2011-07-28 2013-04-24 曲传武 溶解浆连续置换蒸煮工艺
WO2013178608A1 (en) * 2012-05-28 2013-12-05 Södra Cell Ab New process and a dissolving pulp manufactured by the process
US8986501B2 (en) * 2012-08-20 2015-03-24 Celanese International Corporation Methods for removing hemicellulose
JP6483021B2 (ja) * 2013-09-11 2019-03-13 日本製紙株式会社 溶解クラフトパルプの製造方法
SE539706C2 (sv) 2014-11-07 2017-11-07 Valmet Oy Method for recovering hydrolysate
SE538454C2 (sv) 2014-11-27 2016-07-12 Valmet Oy Method for displacement in batch digesters
KR102053562B1 (ko) * 2016-01-26 2019-12-06 후지필름 가부시키가이샤 나노 파이버 및 부직포
DE102016225827B4 (de) * 2016-12-21 2019-04-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Zweistufiges Aufschlussverfahren zur chemischen Fraktionierung von Lignocellulose
SE541646C2 (en) * 2017-07-04 2019-11-19 Valmet Oy Method for operating a continuous vertical reactor comprising a prehydrolysis zone and the reactor design as such
WO2019039982A1 (en) * 2017-08-25 2019-02-28 Valmet Ab IMPROVED COMPACT PROCESS FOR THE PRODUCTION OF A PREHYDROLYZED PASTE
EP3536833A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Lyocell-fasern ohne mannan
TW201938591A (zh) 2018-03-06 2019-10-01 奧地利商蘭仁股份有限公司 溶解性木漿
CN109505178B (zh) * 2018-11-21 2021-08-17 湖南骏泰新材料科技有限责任公司 一种农林三剩物制备纤维素的蒸煮方法
US20220034039A1 (en) * 2018-12-18 2022-02-03 North Carolina State University Fast disintegrating paper products and methods of making
SE1950402A1 (sv) * 2019-04-01 2020-10-02 Valmet Oy Method for extracting hemicellulose from lignocellulosic material
SE543924C2 (en) * 2019-04-02 2021-09-28 Valmet Oy A method for extracting hydrolysate in a batch pulp production process
SE1950606A1 (sv) * 2019-05-22 2020-10-13 Valmet Oy A method for extracting hydrolysate, a batch cooking system and a hydrolysate extracting arrangement
CN112321726B (zh) * 2020-11-23 2022-11-25 北方化学工业股份有限公司 低粘度高硝化度含能b棉的煮洗工艺
CN112726252B (zh) * 2020-11-30 2022-11-25 山东华泰纸业股份有限公司 一种造纸厂废渣的综合利用方法

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SU1331924A1 (ru) * 1985-12-16 1987-08-23 Всесоюзное научно-производственное объединение целлюлозно-бумажной промышленности Способ получени целлюлозы дл химической переработки
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Also Published As

Publication number Publication date
RU2122055C1 (ru) 1998-11-20
AT398588B (de) 1994-12-27
FI952509A0 (sv) 1995-05-23
CN1094108A (zh) 1994-10-26
JPH08503744A (ja) 1996-04-23
US5676795A (en) 1997-10-14
ATA238292A (de) 1994-05-15
CA2150381C (en) 2004-11-02
CN1041645C (zh) 1999-01-13
BR9307589A (pt) 1999-08-31
EP0672207B1 (de) 1996-11-06
ES2097021T3 (es) 1997-03-16
RU95113599A (ru) 1997-05-27
CA2150381A1 (en) 1994-06-09
WO1994012719A1 (de) 1994-06-09
EP0672207A1 (de) 1995-09-20
DE59304443D1 (de) 1996-12-12

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