[go: up one dir, main page]

SE436368B - Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial - Google Patents

Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial

Info

Publication number
SE436368B
SE436368B SE7900302A SE7900302A SE436368B SE 436368 B SE436368 B SE 436368B SE 7900302 A SE7900302 A SE 7900302A SE 7900302 A SE7900302 A SE 7900302A SE 436368 B SE436368 B SE 436368B
Authority
SE
Sweden
Prior art keywords
mechanical
silicate
fibrous material
chemical
grinding
Prior art date
Application number
SE7900302A
Other languages
English (en)
Swedish (sv)
Other versions
SE7900302L (sv
Inventor
S G Akerlund
J-E Hook
Original Assignee
Sunds Defibrator
Eka Ab
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, Eka Ab filed Critical Sunds Defibrator
Priority to SE7900302A priority Critical patent/SE436368B/sv
Priority to FI800091A priority patent/FI69324C/fi
Priority to JP142780A priority patent/JPS5598992A/ja
Priority to NO800068A priority patent/NO155403C/no
Priority to DE3001105A priority patent/DE3001105C2/de
Priority to US06/111,624 priority patent/US4311553A/en
Priority to CA000343599A priority patent/CA1143913A/en
Priority to BR8000205A priority patent/BR8000205A/pt
Publication of SE7900302L publication Critical patent/SE7900302L/
Publication of SE436368B publication Critical patent/SE436368B/sv

Links

Classifications

    • 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
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
SE7900302A 1979-01-12 1979-01-12 Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial SE436368B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE7900302A SE436368B (sv) 1979-01-12 1979-01-12 Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial
FI800091A FI69324C (fi) 1979-01-12 1980-01-11 Saett att framstaella blekta mekaniska kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial
JP142780A JPS5598992A (en) 1979-01-12 1980-01-11 Production of mechanical pulp * chemiimechanical pulp or semiichemical pulp from lignocellulose containing material
NO800068A NO155403C (no) 1979-01-12 1980-01-11 Fremgangsmaate ved behandling av et celluloseholdig fibermaterial.
DE3001105A DE3001105C2 (de) 1979-01-12 1980-01-14 Verfahren zur Herstellung von gebleichten mechanischen, chemisch-mechanischen oder halbmechanischen Breien aus Lignozellulose-haltigem Fasergut
US06/111,624 US4311553A (en) 1979-01-12 1980-01-14 Method for use in the defibration or refining of lignocellulose-containing fibrous materials
CA000343599A CA1143913A (en) 1979-01-12 1980-01-14 Method for use in the defibration or refining of lignocellulose-containing fibrous materials
BR8000205A BR8000205A (pt) 1979-01-12 1980-01-14 Processo de preparacao de polpas descoradas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7900302A SE436368B (sv) 1979-01-12 1979-01-12 Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial

Publications (2)

Publication Number Publication Date
SE7900302L SE7900302L (sv) 1980-07-13
SE436368B true SE436368B (sv) 1984-12-03

Family

ID=20337014

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7900302A SE436368B (sv) 1979-01-12 1979-01-12 Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial

Country Status (8)

Country Link
US (1) US4311553A (no)
JP (1) JPS5598992A (no)
BR (1) BR8000205A (no)
CA (1) CA1143913A (no)
DE (1) DE3001105C2 (no)
FI (1) FI69324C (no)
NO (1) NO155403C (no)
SE (1) SE436368B (no)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4469746A (en) * 1982-06-01 1984-09-04 The Procter & Gamble Company Silica coated absorbent fibers
WO1987001746A1 (en) * 1985-09-20 1987-03-26 Scott Paper Company Method of pretreating pulp with stabilizers and peroxide prior to mechanical refining
US4849053A (en) * 1985-09-20 1989-07-18 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and defibration
US5002635A (en) * 1985-09-20 1991-03-26 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and refining
US4842877A (en) * 1988-04-05 1989-06-27 Xylan, Inc. Delignification of non-woody biomass
US5023097A (en) * 1988-04-05 1991-06-11 Xylan, Inc. Delignification of non-woody biomass
FR2672315B1 (fr) * 1991-01-31 1996-06-07 Hoechst France Nouveau procede de raffinage de la pate a papier.
CA2063351C (en) * 1992-03-18 1996-08-13 Stanley Alan Heimburger Process for bleaching hardwood pulp
DE4327774A1 (de) * 1993-08-18 1995-02-23 Fraunhofer Ges Forschung Verfahren zur Herstellung von mitteldichten Holzfaserplatten (MDF)
US5705216A (en) * 1995-08-11 1998-01-06 Tyson; George J. Production of hydrophobic fibers
AU1357097A (en) * 1996-02-27 1997-09-16 Tetra Laval Holdings & Finance Sa Process for sanitizing post-consumer paper fibers and product formed therefrom
US7001484B2 (en) * 2000-05-04 2006-02-21 University Of New Brunswick Peroxide bleaching of wood pulp using stabilizers and sodium hydrosulfide reducing agent
US6881299B2 (en) * 2001-05-16 2005-04-19 North American Paper Corporation Refiner bleaching with magnesium oxide and hydrogen peroxide
US6743332B2 (en) * 2001-05-16 2004-06-01 Weyerhaeuser Company High temperature peroxide bleaching of mechanical pulps
CN1262347C (zh) * 2001-07-17 2006-07-05 梁知维 氧化热化学烘干过程改变天然有机材料的亲水/疏水性质
US20040200586A1 (en) * 2002-07-19 2004-10-14 Martin Herkel Four stage alkaline peroxide mechanical pulping
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
CN2552996Y (zh) * 2002-05-09 2003-05-28 朱杰 干煸分离草浆机
CN1839227B (zh) * 2003-10-02 2011-08-17 安德里兹有限公司 碱性过氧化物机械制浆的方法
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
FI126694B (fi) * 2005-12-02 2017-04-13 Metsä Board Oyj Kemimekaaninen massa ja menetelmä sen valmistamiseksi
US8262851B2 (en) * 2006-08-10 2012-09-11 Andritz Inc. Processes and systems for the pulping of lignocellulosic materials
US9133227B2 (en) * 2007-10-17 2015-09-15 Nippon Steel & Sumikin Chemical Co., Ltd. Production methods for solubilized lignin, saccharide raw material and monosaccharide raw material, and solubilized lignin
BR112013006397B1 (pt) * 2010-09-17 2020-05-12 Titan Wood Limited Processo para a acetilação de peças de madeira

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1590704A (en) * 1976-11-23 1981-06-10 Defibrator Ab Method end device for the continuous production of pulp from fibrous lignocellulosic materials
SE416481B (sv) * 1977-05-02 1981-01-05 Mo Och Domsjoe Ab Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts

Also Published As

Publication number Publication date
BR8000205A (pt) 1980-10-21
DE3001105A1 (de) 1980-07-24
SE7900302L (sv) 1980-07-13
JPS5598992A (en) 1980-07-28
FI800091A (fi) 1980-07-13
FI69324B (fi) 1985-09-30
NO155403C (no) 1987-03-25
US4311553A (en) 1982-01-19
DE3001105C2 (de) 1982-09-23
CA1143913A (en) 1983-04-05
FI69324C (fi) 1986-01-10
NO800068L (no) 1980-07-14
NO155403B (no) 1986-12-15

Similar Documents

Publication Publication Date Title
SE436368B (sv) Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial
FI66925C (fi) Foerfarande foer behandling av vedflis
EP2082093B1 (en) Method and composition for improving fiber quality and process efficiency in mechanical pulping
SE466060B (sv) Absorberande kemitermomekanisk massa och framstaellning daerav
US4160693A (en) Process for the bleaching of cellulose pulp
NO120396B (no)
JPH0340156B2 (no)
US2697703A (en) Fractionation of lignocellulose materials
WO1987006280A1 (en) Method of reducing the energy consumption at the refining of cellulose-containing material
AU650962B2 (en) Process for preparing bleached paper pulp in high yield
EP0494519A1 (en) High yield pulping process
US4689117A (en) Thermomechanical digestion process for enhancing the brightness of cellulose pulp using bleachants
FI93746C (fi) Menetelmä valkaistun kemitermomekaanisen massan valmistamiseksi
EP1402108A4 (en) METHOD FOR PRODUCING A FIBER SUSPENSION
SE8200756L (sv) Sett att framstella kemimekanisk pappersmassa
AU2002244309A1 (en) Method for producing pulp
CA2873716A1 (en) A method and a system for isolating xylan from plant material, as well as xylan, calcium carbonate, and cellulose fibre
WO1987001746A1 (en) Method of pretreating pulp with stabilizers and peroxide prior to mechanical refining
RU1792942C (ru) Способ получени микрокристаллической и порошковой целлюлозы
US1644447A (en) Treatment of paper pulp
RU1796632C (ru) Способ получени порошковой целлюлозы
SU1447958A1 (ru) Способ обработки целлюлозы после варки
SU1002435A1 (ru) Способ получени термомеханической древесной массы
SU665041A1 (ru) Способ получени волокнистой массы
SE454185B (sv) Forbehandling av lignocellulosamaterial med oxygengas vid framstellning av kemimekanisk massa

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 7900302-6

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 7900302-6

Format of ref document f/p: F