BR8204842A - Metodo de deslignificacao e branqueamento de material celulosico - Google Patents

Metodo de deslignificacao e branqueamento de material celulosico

Info

Publication number
BR8204842A
BR8204842A BR8204842A BR8204842A BR8204842A BR 8204842 A BR8204842 A BR 8204842A BR 8204842 A BR8204842 A BR 8204842A BR 8204842 A BR8204842 A BR 8204842A BR 8204842 A BR8204842 A BR 8204842A
Authority
BR
Brazil
Prior art keywords
designification
milling
cellulosic material
cellulosic
Prior art date
Application number
BR8204842A
Other languages
English (en)
Portuguese (pt)
Inventor
Steven S Ow
Rudra P Singh
Original Assignee
Scott Paper Co
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 Scott Paper Co filed Critical Scott Paper Co
Publication of BR8204842A publication Critical patent/BR8204842A/pt

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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
BR8204842A 1981-08-28 1982-08-19 Metodo de deslignificacao e branqueamento de material celulosico BR8204842A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/297,385 US4661205A (en) 1981-08-28 1981-08-28 Method of bleaching lignocellulosic material with peroxide catalyzed with a salt of a metal

Publications (1)

Publication Number Publication Date
BR8204842A true BR8204842A (pt) 1983-08-02

Family

ID=23146102

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8204842A BR8204842A (pt) 1981-08-28 1982-08-19 Metodo de deslignificacao e branqueamento de material celulosico

Country Status (6)

Country Link
US (1) US4661205A (2)
JP (1) JPS5854089A (2)
AU (1) AU549816B2 (2)
BR (1) BR8204842A (2)
CA (1) CA1190360A (2)
MX (1) MX162955B (2)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997488A (en) * 1988-02-05 1991-03-05 The United States Of America As Represented By The Secretary Of Agriculture Combined physical and chemical treatment to improve lignocellulose digestibility
US5023097A (en) * 1988-04-05 1991-06-11 Xylan, Inc. Delignification of non-woody biomass
US4842877A (en) * 1988-04-05 1989-06-27 Xylan, Inc. Delignification of non-woody biomass
DE4035813A1 (de) * 1990-11-10 1992-05-14 Akzo Gmbh Sauerstoffbleichung
FI942968A7 (fi) * 1994-06-20 1995-12-21 Kemira Chemicals Oy Menetelmä kemiallisen massan delignifioimiseksi
FI98841C (fi) * 1994-06-20 1997-08-25 Kemira Chemicals Oy Menetelmä kemiallisen massan delignifioimiseksi
FI942970A7 (fi) * 1994-06-20 1995-12-21 Kemira Chemicals Oy Menetelmä kemiallisen massan delignifioimiseksi
SE504340E (sv) * 1995-05-22 1999-08-09 Mo Och Domsjoe Ab Förfarande för delignifiering/blekning av lignininnehållande cellulosamassa
JP3698178B2 (ja) * 1995-09-22 2005-09-21 三菱瓦斯化学株式会社 製紙用化学パルプの漂白方法
SE513460C2 (sv) 1998-04-08 2000-09-18 Kemira Kemi Ab Behandling av filtrat vid peroxidblekning av massa
US6498262B2 (en) 2001-01-17 2002-12-24 Chattem Chemicals, Inc. Process for producing aluminum diacetate monobasic
SE0202733D0 (sv) * 2002-09-16 2002-09-16 Skogsind Tekn Foskningsinst Process och arrangemang för att ersätta vätska i fibrer med en ersättningsvätska
US8262850B2 (en) * 2003-09-23 2012-09-11 International Paper Company Chemical activation and refining of southern pine kraft fibers
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
US7732427B2 (en) * 2005-03-31 2010-06-08 University Of Delaware Multifunctional and biologically active matrices from multicomponent polymeric solutions
EP3862485B1 (en) 2005-05-02 2024-02-28 International Paper Company Ligno cellulosic materials and the products made therefrom
US7700764B2 (en) 2005-06-28 2010-04-20 Akzo Nobel N.V. Method of preparing microfibrillar polysaccharide
ZA200711043B (en) * 2005-06-28 2009-06-24 Akzo Nobel Nv Method of preparing microfibrillar polysaccharide
FI122238B (fi) * 2006-02-09 2011-10-31 Metso Automation Oy Menetelmä ja laitteisto massasuspension kokonaisperoksidipitoisuuden määrittämiseksi
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
CA2686470C (en) * 2007-05-07 2015-03-31 Hydrite Chemical Co. Systems, compositions, and/or methods for depolymerizing cellulose and/or starch
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
WO2010138941A2 (en) 2009-05-28 2010-12-02 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
FR2969668B1 (fr) * 2010-12-23 2013-01-04 Arkema France Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active
JP6254078B2 (ja) 2011-05-23 2017-12-27 ゲーペー ツェルローゼ ゲーエムベーハー 白色度および明度が改善された針葉樹クラフト繊維、ならびにそれを作製する方法および使用する方法
BR112014017164A8 (pt) 2012-01-12 2017-07-04 Gp Cellulose Gmbh método para produzir polpa kraft oxidada e fibras kraft de madeira macia
EP3495550A1 (en) 2012-04-18 2019-06-12 GP Cellulose GmbH The use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products
PL2954115T3 (pl) 2013-02-08 2022-05-02 Gp Cellulose Gmbh Włókno siarczanowe z drewna iglastego o polepszonej zawartości a-celulozy i jego zastosowanie w wytwarzaniu chemicznych produktów celulozowych
US10138598B2 (en) 2013-03-14 2018-11-27 Gp Cellulose Gmbh Method of making a highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
BR112015020000A2 (pt) 2013-03-15 2017-07-18 Gp Cellulose Gmbh fibra kraft quimicamente modificada e métodos de fabricação da mesma
FI20135773A7 (fi) * 2013-07-16 2015-01-17 Stora Enso Oyj Menetelmä hapetetun tai mikrofibrilloidun selluloosan valmistamiseksi
US10006169B2 (en) * 2013-11-06 2018-06-26 Evonik Degussa Gmbh Method for delignifying and bleaching pulp
CN105479563A (zh) * 2015-11-18 2016-04-13 广德县常丰竹木业制品有限公司 一种含有光催化剂的木材漂白剂
JP2019514032A (ja) * 2016-02-04 2019-05-30 ユニバーシティー オブ メリーランド，カレッジ パーク 透過性木材複合材、システムおよび製造方法
CA3040734A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
WO2018175135A1 (en) 2017-03-21 2018-09-27 International Paper Company Odor control pulp composition
EP3707194A1 (en) * 2017-11-07 2020-09-16 Ingevity South Carolina, LLC Methods of making low color lignin

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2119519A (en) * 1935-05-22 1938-06-07 Kuehne Chemical Company Process of bleaching cellulose
US2249646A (en) * 1940-06-28 1941-07-15 Diamond Alkali Co Bleaching cellulose with titanium compounds
US2394989A (en) * 1942-03-11 1946-02-19 Bonard Claude Manufacture of cellulose
US2779656A (en) * 1953-06-16 1957-01-29 Du Pont Bleaching of kraft pulp
US3156654A (en) * 1961-06-19 1964-11-10 Shell Oil Co Bleaching
US3719552A (en) * 1971-06-18 1973-03-06 American Cyanamid Co Bleaching of lignocellulosic materials with oxygen in the presence of a peroxide
SU724616A1 (ru) * 1975-01-22 1980-03-30 Dymova Zoya N Способ отбеливани волокнистых материалов
SU699064A1 (ru) * 1977-04-08 1979-11-25 Белорусский технологический институт им. С.М.Кирова Способ окислительной делигнификации растительного сырь
SE417114B (sv) * 1977-07-25 1981-02-23 Mo Och Domsjoe Ab Forfarande for forebyggande av inkrustbildning i cellulosafabriker
US4410397A (en) * 1978-04-07 1983-10-18 International Paper Company Delignification and bleaching process and solution for lignocellulosic pulp with peroxide in the presence of metal additives
JPS56127601A (en) * 1980-03-10 1981-10-06 Baiorisaac Center:Kk Treating method of substance containing cellulose

Also Published As

Publication number Publication date
JPS5854089A (ja) 1983-03-30
AU549816B2 (en) 1986-02-13
US4661205A (en) 1987-04-28
AU8770482A (en) 1983-03-03
MX162955B (es) 1991-07-22
JPH0213069B2 (2) 1990-04-03
CA1190360A (en) 1985-07-16

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Legal Events

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TC Change of name
PC Transfer

Free format text: KIMBERLY - CLARK WORLDWIDE, INCORPORATED (US)

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 19/08/97