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)
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 (pt)
JP (1) JPS5854089A (pt)
AU (1) AU549816B2 (pt)
BR (1) BR8204842A (pt)
CA (1) CA1190360A (pt)
MX (1) MX162955B (pt)

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
FI942968A (fi) * 1994-06-20 1995-12-21 Kemira Chemicals Oy Menetelmä kemiallisen massan delignifioimiseksi
FI942970A (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
SE504340E (sv) * 1995-05-22 1999-04-21 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
PL2527531T3 (pl) * 2005-05-02 2015-01-30 Int Paper Co Materiały lignocelulozowe i uzyskiwane z nich produkty
EP1896508B1 (en) * 2005-06-28 2017-10-25 Kemira Oyj Method of preparing microfibrillar polysaccharide
US7700764B2 (en) 2005-06-28 2010-04-20 Akzo Nobel N.V. 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
WO2008137517A1 (en) * 2007-05-07 2008-11-13 Hydrite Chemical Co. Systems, compositions, and/or methods for depolymerizing cellulose and/or starch
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
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
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
RU2683654C2 (ru) 2009-05-28 2019-04-01 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Модифицированная целлюлоза из химического крафт-волокна и способы его изготовления и использования
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
EP2714987B1 (en) 2011-05-23 2015-07-29 GP Cellulose GmbH Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same
MX366988B (es) 2012-01-12 2019-08-01 Gp Cellulose Gmbh Fibra kraft de baja viscosidad que tiene propiedades de amarillez reducida, y metodos para prepararla y usarla.
EP2839071B1 (en) 2012-04-18 2019-01-23 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
WO2014122533A2 (en) 2013-02-08 2014-08-14 Gp Cellulose Gmbh Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products
RU2671653C2 (ru) 2013-03-14 2018-11-06 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Способ изготовления высокофункционального маловязкого крафтволокна с использованием последовательности кислотного отбеливания и волокно, изготовленное с помощью этого процесса
JP6521873B2 (ja) 2013-03-15 2019-05-29 ゲーペー ツェルローゼ ゲーエムベーハー 増強されたカルボキシル含量を有する低粘度クラフト繊維ならびにその製造方法および使用方法
FI20135773L (pt) * 2013-07-16 2015-01-17 Stora Enso Oyj
PT3066257T (pt) * 2013-11-06 2019-06-04 Evonik Degussa Gmbh Método para a deslignificação e branqueamento de pasta de papel
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
CN108699420B (zh) * 2016-02-04 2021-09-17 马里兰大学学院市分校 透明木材复合物、系统及制造方法
EP3541849B1 (en) 2016-11-16 2023-11-15 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
CN111315802B (zh) * 2017-11-07 2023-03-17 英格维蒂南卡罗来纳有限责任公司 制备低色木质素的方法

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

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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