PH31329A - Production of prehydrolyzed pulp. - Google Patents

Production of prehydrolyzed pulp.

Info

Publication number
PH31329A
PH31329A PH49775A PH49775A PH31329A PH 31329 A PH31329 A PH 31329A PH 49775 A PH49775 A PH 49775A PH 49775 A PH49775 A PH 49775A PH 31329 A PH31329 A PH 31329A
Authority
PH
Philippines
Prior art keywords
cellulosic material
prehydrolyzed
production
reactor
hydrolysate
Prior art date
Application number
PH49775A
Other languages
English (en)
Inventor
Tikka Panu
Kovasin Kari
Original Assignee
Sunds Defibrator Pori Oy
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 Sunds Defibrator Pori Oy filed Critical Sunds Defibrator Pori Oy
Publication of PH31329A publication Critical patent/PH31329A/en

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
    • 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
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Saccharide Compounds (AREA)
PH49775A 1994-01-24 1994-05-13 Production of prehydrolyzed pulp. PH31329A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI940332A FI103898B1 (fi) 1994-01-24 1994-01-24 Menetelmä prehydrolysoidun sellun ja/tai sellumassan tuottamiseksi

Publications (1)

Publication Number Publication Date
PH31329A true PH31329A (en) 1998-07-06

Family

ID=8539665

Family Applications (1)

Application Number Title Priority Date Filing Date
PH49775A PH31329A (en) 1994-01-24 1994-05-13 Production of prehydrolyzed pulp.

Country Status (19)

Country Link
US (1) US5589033A (fr)
EP (1) EP0796367B1 (fr)
JP (1) JP2984798B2 (fr)
CN (1) CN1102973C (fr)
AT (1) ATE202166T1 (fr)
AU (1) AU688447B2 (fr)
BR (1) BR9402395A (fr)
CA (1) CA2179914C (fr)
DE (1) DE69521336T2 (fr)
ES (1) ES2159311T3 (fr)
FI (1) FI103898B1 (fr)
MY (1) MY114661A (fr)
NO (1) NO963072L (fr)
NZ (1) NZ278098A (fr)
PH (1) PH31329A (fr)
PT (1) PT796367E (fr)
TW (1) TW317585B (fr)
WO (1) WO1995020065A1 (fr)
ZA (1) ZA95388B (fr)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI122654B (fi) * 1997-12-08 2012-05-15 Ovivo Luxembourg Sarl Menetelmä paperisellumassan valmistamiseksi
US7005514B2 (en) * 2002-10-16 2006-02-28 International Paper Company Process for preparing microcrystalline cellulose
US7285184B2 (en) * 2003-04-21 2007-10-23 Rayonier, Inc. Cellulosic fiber pulp and highly porous paper products produced therefrom
US7812153B2 (en) * 2004-03-11 2010-10-12 Rayonier Products And Financial Services Company Process for manufacturing high purity xylose
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
CN101180432A (zh) * 2005-05-24 2008-05-14 国际纸业公司 改性的牛皮纤维
US7520958B2 (en) * 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
FI123036B (fi) 2006-02-10 2012-10-15 Metso Paper Inc Menetelmä hydrolyysituotteiden talteenottamiseksi
AT503610B1 (de) * 2006-05-10 2012-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines zellstoffes
BRPI0711473A2 (pt) * 2006-05-19 2011-11-16 Univ New York State Res Found método de tratamento de material fibroso celulósico triturado, e, polpa
US7842161B2 (en) * 2006-12-18 2010-11-30 The University Of Maine System Board Of Trustees Pre-extraction and solvent pulping of lignocellulosic material
US7824521B2 (en) * 2006-12-18 2010-11-02 University Of Maine System Board Of Trustees Process of treating a lignocellulosic material with hemicellulose pre-extraction and hemicellulose adsorption
US8734610B2 (en) * 2007-05-23 2014-05-27 Andritz Inc. Two vessel reactor system and method for hydrolysis and digestion of wood chips with chemical enhanced wash method
US9260818B2 (en) * 2007-05-23 2016-02-16 Andritz Inc. Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method
BRPI0817084B1 (pt) * 2007-09-07 2019-05-21 Council Of Scientific & Industrial Research Processo para o fracionamento de bagaço de cana-de-açúcar em polpa de alfa-celulose superior, xilano e lignina
WO2009117402A2 (fr) * 2008-03-18 2009-09-24 The Research Foundation Of State University Of New York Procédés de prétraitement d'un matériau cellulosique haché avec des solutions contenant du carbonate
ES2388318T3 (es) * 2008-08-15 2012-10-11 Hercules Incorporated Formación de pulpa de aditivos para una reducción de resina de pulpa kraft
FI121237B (fi) * 2008-10-21 2010-08-31 Danisco Menetelmä ksyloosin ja liukosellun tuottamiseksi
CA2754521C (fr) * 2009-03-09 2015-11-10 Kiram Ab Procede de fabrication de cellulose faconnee associe a un systeme de recuperation d'usine de pate a papier
JP4604136B1 (ja) * 2009-06-16 2010-12-22 株式会社 東亜興業 パルプ製造装置、パルプ製造方法及び高濃度パルパー
CA2770439A1 (fr) * 2009-08-13 2011-02-17 Geosynfuels, Llc Appareil et procede pour la fermentation d'hydrolysat de biomasse
CA2770499A1 (fr) * 2009-08-13 2011-02-17 Geosynfuels, Llc Procede de fabrication de produits de haute valeur a partir d'une biomasse
RU2535804C2 (ru) * 2010-05-04 2014-12-20 Байа Спешалти Сельюлоз Са Способ и система производства растворимой целлюлозной массы с высоким содержанием альфа-целлюлозы
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
ES2525263T3 (es) * 2010-05-04 2014-12-19 Bahia Specialty Cellulose Sa Procedimiento y sistema de tratamiento de pasta de papel utilizando una extracción cáustica en frío con reutilización del filtrado alcalino
FI126842B (fi) 2010-06-07 2017-06-15 Aalto Univ Found Uusi menetelmä mikroselluloosan valmistamiseksi
FI126649B (fi) 2010-06-07 2017-03-31 Aalto Univ Found Uusi menetelmä mikroselluloosan valmistamiseksi
FI126573B (fi) 2010-06-07 2017-02-28 Kemira Oyj Menetelmä mikroselluloosan valmistamiseksi
US8608970B2 (en) * 2010-07-23 2013-12-17 Red Shield Acquisition, LLC System and method for conditioning a hardwood pulp liquid hydrolysate
CN102457325B (zh) * 2010-10-19 2014-11-05 中兴通讯股份有限公司 一种小区搜索粗同步的方法及装置
US9371612B2 (en) * 2011-02-22 2016-06-21 Andritz Inc. Method and apparatus to produce pulp using pre-hydrolysis and Kraft cooking
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
CN103687990B (zh) * 2011-05-13 2016-03-30 维美德公司 制造预水解纸浆的紧凑型方法
US9228243B2 (en) 2011-08-24 2016-01-05 Red Shield Acquistion, LLC System and method for conditioning a hardwood pulp liquid hydrolysate
WO2013047218A1 (fr) * 2011-09-30 2013-04-04 日本製紙株式会社 Procédé de fabrication de nanofibres de cellulose
CN102337693B (zh) * 2011-09-30 2014-01-22 重庆理文造纸有限公司 一种溶解浆的蒸煮及洗涤工艺
CN102493256A (zh) * 2011-12-07 2012-06-13 湖南骏泰浆纸有限责任公司 一种桉木溶解浆及其生产方法
CN102493257B (zh) * 2011-12-07 2013-06-05 湖南骏泰浆纸有限责任公司 一种马尾松溶解浆及其生产方法
CN102587179B (zh) * 2012-03-08 2014-10-22 山东太阳纸业股份有限公司 一种桉木溶解浆的制备工艺
US9339058B2 (en) 2012-04-19 2016-05-17 R. J. Reynolds Tobacco Company Method for producing microcrystalline cellulose from tobacco and related tobacco product
JP5953909B2 (ja) * 2012-04-27 2016-07-20 王子ホールディングス株式会社 溶解パルプの製造方法
JP6075976B2 (ja) * 2012-06-15 2017-02-08 日本製紙株式会社 溶解クラフトパルプの製造方法
JP6358771B2 (ja) * 2012-06-15 2018-07-18 日本製紙株式会社 溶解クラフトパルプの製造方法
JP5966677B2 (ja) * 2012-06-29 2016-08-10 日本製紙株式会社 セルロースナノファイバーの製造方法
JP6196022B2 (ja) * 2012-07-31 2017-09-13 日本製紙株式会社 溶解クラフトパルプの製造方法
JP6221218B2 (ja) * 2012-10-05 2017-11-01 日本製紙株式会社 溶解クラフトパルプの製造方法
WO2014122533A2 (fr) * 2013-02-08 2014-08-14 Gp Cellulose Gmbh Fibre kraft de bois de résineux ayant une teneur en cellulose α améliorée et son utilisation dans la production de produits chimiques cellulosiques
JP6522274B2 (ja) * 2013-08-06 2019-05-29 日本製紙株式会社 溶解クラフトパルプの製造方法。
SE538752C2 (en) * 2014-11-21 2016-11-08 Innventia Ab Process for the production of a treated pulp, treated pulp, and textile fibers produced from the treated pulp
SE538454C2 (en) 2014-11-27 2016-07-12 Valmet Oy Method for displacement in batch digesters
KR20180012254A (ko) 2015-04-10 2018-02-05 코멧 바이오리파이닝 인코포레이티드 셀룰로스 바이오매스의 처리를 위한 방법 및 조성물 및 이에 의해 생성된 생성물
BR112018010183B1 (pt) * 2016-02-16 2022-04-05 Valmet Ab Método para recuperar hidrolisado concentrado após hidrólise de material lignocelulósico
JP6187619B2 (ja) * 2016-03-07 2017-08-30 王子ホールディングス株式会社 溶解パルプの製造方法
ES2959654T3 (es) * 2016-05-27 2024-02-27 Fibratech Pte Ltd Un método y un sistema para la producción de lignina de alto peso molecular
EP3673110A4 (fr) * 2017-08-25 2021-05-12 Valmet AB Procédé compact amélioré pour la production d'une pâte préhydrolysée
EA202092695A1 (ru) 2018-05-10 2021-02-25 Комет Байорифайнинг Инк. Композиции, содержащие глюкозу и гемицеллюлозу, и их применение
FI129118B (fi) * 2018-10-03 2021-07-30 Andritz Oy Menetelmä puuhakkeen syöttämiseksi esihydrolyysireaktoriin
CN109837791A (zh) * 2019-03-27 2019-06-04 北京林业大学 一种基于水热预处理的蔗渣碱法制浆方法
SE543159C2 (en) * 2019-05-22 2020-10-13 Valmet Oy A method for extracting hydrolyzate, a batch cooking system and a hydrolyzate extracting arrangement
US11142589B2 (en) 2019-06-14 2021-10-12 Bracell Bahia Specialty Cellulose SA High alpha and high intrinsic viscosity pulp production apparatuses, methods and systems
EP3983605A4 (fr) * 2019-06-14 2023-01-25 Bracell Bahia Specialty Cellulose SA Appareils, procédés et systèmes de production de pâte à viscosité intrinsèque élevée et à alpha élevé
FI130568B (en) * 2020-07-06 2023-11-21 Amppc Finland Oy COOKING METHOD
CN113564956B (zh) * 2021-07-13 2022-08-26 陕西国防工业职业技术学院 一种提高葡萄枝硫酸盐法脱木素效率的预水解方法
RU2771348C1 (ru) * 2021-09-14 2022-04-29 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Способ получения целлюлозы

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US982379A (en) * 1909-06-10 1911-01-24 George H Marshall Process for producing cellulose from fibrous materials.
US2701763A (en) * 1947-11-06 1955-02-08 Sivola George Process of manufacturing pulp from cellulosic fibrous materials
US3243341A (en) * 1961-11-20 1966-03-29 Improved Machinery Inc Continuous pulping apparatus
US3145135A (en) * 1962-09-04 1964-08-18 Sonoco Products Co Multi-stage pulping process
US3413189A (en) * 1964-01-29 1968-11-26 Kamyr Ab Method of performing hydrolysis and alkalic digestion of cellulosic fiber material with prevention of lignin precipitation
US3530034A (en) * 1969-05-16 1970-09-22 Itt Rayonier Inc Continuous aqueous prehydrolysis of wood chips
SE389520B (sv) * 1973-09-03 1976-11-08 Kamyr Ab Apparat for kontinuerlig utvinning av hydrolysat ur finfordelat fibermaterial
US4436586A (en) * 1982-01-22 1984-03-13 Kamyr, Inc. Method of producing kraft pulp using an acid prehydrolysis and pre-extraction
US5053108A (en) * 1989-06-28 1991-10-01 Kamyr Ab High sulfidity cook for paper pulp using black liquor sulfonization of steamed chips
US5183535B1 (en) * 1990-02-09 1996-02-06 Sunds Defibrator Rauma Oy Process for preparing kraft pulp using black liquor pretreatment reaction
FI92224C (fi) * 1991-06-28 1994-10-10 Sunds Defibrator Rauma Oy Eräprosessi kraftmassan valmistamiseksi
US5213662A (en) * 1991-08-14 1993-05-25 Kamyr, Inc. Treatment of chips with high temperature black liquor to reduce black liquor viscosity
AT398588B (de) * 1992-12-02 1994-12-27 Voest Alpine Ind Anlagen Verfahren zur herstellung von viskosezellstoffen
US5338366A (en) * 1993-01-04 1994-08-16 Kamyr, Inc. Acid pre-hydrolysis reactor system

Also Published As

Publication number Publication date
TW317585B (fr) 1997-10-11
JPH09507697A (ja) 1997-08-05
FI103898B (fi) 1999-10-15
DE69521336T2 (de) 2002-04-25
FI940332A (fi) 1995-07-25
CN1102973C (zh) 2003-03-12
ES2159311T3 (es) 2001-10-01
PT796367E (pt) 2001-10-30
US5589033A (en) 1996-12-31
MY114661A (en) 2002-12-31
ZA95388B (en) 1995-09-26
NO963072D0 (no) 1996-07-23
ATE202166T1 (de) 2001-06-15
CA2179914C (fr) 2005-09-20
CN1139464A (zh) 1997-01-01
EP0796367A1 (fr) 1997-09-24
AU1419495A (en) 1995-08-08
EP0796367B1 (fr) 2001-06-13
NO963072L (no) 1996-07-23
WO1995020065A1 (fr) 1995-07-27
FI103898B1 (fi) 1999-10-15
DE69521336D1 (de) 2001-07-19
AU688447B2 (en) 1998-03-12
JP2984798B2 (ja) 1999-11-29
CA2179914A1 (fr) 1995-07-27
NZ278098A (en) 1998-01-26
BR9402395A (pt) 1995-10-17
FI940332A0 (fi) 1994-01-24

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