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BRPI0806106A2 - método de tratamento de materiais lignocelulósicos - Google Patents

método de tratamento de materiais lignocelulósicos Download PDF

Info

Publication number
BRPI0806106A2
BRPI0806106A2 BRPI0806106-8A BRPI0806106A BRPI0806106A2 BR PI0806106 A2 BRPI0806106 A2 BR PI0806106A2 BR PI0806106 A BRPI0806106 A BR PI0806106A BR PI0806106 A2 BRPI0806106 A2 BR PI0806106A2
Authority
BR
Brazil
Prior art keywords
treatment
treatment method
lignocellulosic materials
present
provides
Prior art date
Application number
BRPI0806106-8A
Other languages
English (en)
Portuguese (pt)
Inventor
Andrey Pranovich
Bjarne Holmbom
Jonas Konn
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of BRPI0806106A2 publication Critical patent/BRPI0806106A2/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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • 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
    • 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
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BRPI0806106-8A 2007-10-17 2008-10-15 método de tratamento de materiais lignocelulósicos BRPI0806106A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20075729A FI121310B (sv) 2007-10-17 2007-10-17 Förfarande för behandling av lignocellulosahaltiga materialer som innehåller pektin
PCT/FI2008/050574 WO2009050336A1 (en) 2007-10-17 2008-10-15 Method for treating ligno-cellulosic materials

Publications (1)

Publication Number Publication Date
BRPI0806106A2 true BRPI0806106A2 (pt) 2011-08-30

Family

ID=38656876

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0806106-8A BRPI0806106A2 (pt) 2007-10-17 2008-10-15 método de tratamento de materiais lignocelulósicos

Country Status (13)

Country Link
US (1) US20100269994A1 (sv)
EP (1) EP2201170A1 (sv)
CN (1) CN101568685A (sv)
AR (1) AR068684A1 (sv)
AU (1) AU2008313591A1 (sv)
BR (1) BRPI0806106A2 (sv)
CA (1) CA2670040A1 (sv)
CL (1) CL2008003043A1 (sv)
FI (1) FI121310B (sv)
MX (1) MX2009005832A (sv)
RU (1) RU2009117645A (sv)
WO (1) WO2009050336A1 (sv)
ZA (1) ZA200903900B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1250811C (zh) * 2001-07-19 2006-04-12 安德里兹有限公司 四步法碱性过氧化物机械制浆
US20040200586A1 (en) * 2002-07-19 2004-10-14 Martin Herkel Four stage alkaline peroxide mechanical pulping
US8845860B2 (en) 2010-09-16 2014-09-30 Georgia-Pacific Consumer Products Lp High brightness pulps from lignin rich waste papers
CN105735022B (zh) * 2016-02-24 2018-04-13 孔凡宾 一种造纸制浆药液及使用该药液的制浆工艺
CN108071041A (zh) * 2017-12-21 2018-05-25 岳阳林纸股份有限公司 一种混合材漂白化机浆的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5433825A (en) * 1992-02-06 1995-07-18 The United States Of America As Represented By The Secretary Of Agriculture Method for pulping wood chips separate alkali and peroxymonosulfate treatments
US20040200586A1 (en) * 2002-07-19 2004-10-14 Martin Herkel Four stage alkaline peroxide mechanical pulping
US7384502B2 (en) * 2002-12-24 2008-06-10 Nippon Paper Industries Co., Ltd. Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness
US20050003516A1 (en) * 2003-04-16 2005-01-06 Novozymes A/S Enzymatic treatment of paper making
US8262851B2 (en) * 2006-08-10 2012-09-11 Andritz Inc. Processes and systems for the pulping of lignocellulosic materials

Also Published As

Publication number Publication date
AU2008313591A1 (en) 2009-04-23
EP2201170A1 (en) 2010-06-30
FI20075729L (sv) 2009-04-18
MX2009005832A (es) 2009-06-16
CN101568685A (zh) 2009-10-28
US20100269994A1 (en) 2010-10-28
ZA200903900B (en) 2010-08-25
FI20075729A0 (sv) 2007-10-17
WO2009050336A1 (en) 2009-04-23
CA2670040A1 (en) 2009-04-23
FI121310B (sv) 2010-09-30
RU2009117645A (ru) 2011-02-10
AR068684A1 (es) 2009-11-25
CL2008003043A1 (es) 2009-04-24

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2260 DE 29/04/2014.