ID26318A - Pemutihan lignin dan proses untuk memproduksi kertas - Google Patents

Pemutihan lignin dan proses untuk memproduksi kertas

Info

Publication number
ID26318A
ID26318A IDP20000449D ID20000449D ID26318A ID 26318 A ID26318 A ID 26318A ID P20000449 D IDP20000449 D ID P20000449D ID 20000449 D ID20000449 D ID 20000449D ID 26318 A ID26318 A ID 26318A
Authority
ID
Indonesia
Prior art keywords
produce paper
lignin bleaching
lignin
bleaching
paper
Prior art date
Application number
IDP20000449D
Other languages
English (en)
Inventor
Anna Tigerstrom
Original Assignee
Aga 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 Aga Ab filed Critical Aga Ab
Publication of ID26318A publication Critical patent/ID26318A/id

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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic 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
    • 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
    • D21C9/1063—Bleaching ; Apparatus therefor with compounds not otherwise provided for, e.g. activated gases
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/32—Bleaching agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/65—Acid compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
IDP20000449D 1999-06-01 2000-05-25 Pemutihan lignin dan proses untuk memproduksi kertas ID26318A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI991241A FI991241A7 (fi) 1999-06-01 1999-06-01 Ligniinin valkaisu ja menetelmä paperin valmistamiseksi

Publications (1)

Publication Number Publication Date
ID26318A true ID26318A (id) 2000-12-14

Family

ID=8554777

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP20000449D ID26318A (id) 1999-06-01 2000-05-25 Pemutihan lignin dan proses untuk memproduksi kertas

Country Status (7)

Country Link
US (1) US6679972B1 (id)
EP (1) EP1520070A1 (id)
AU (1) AU5396200A (id)
CA (1) CA2374904A1 (id)
FI (1) FI991241A7 (id)
ID (1) ID26318A (id)
WO (1) WO2000073576A1 (id)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI109209B (fi) * 2000-04-05 2002-06-14 Stora Enso Oyj Menetelmä paperimassalietteen ligniininpoiston ja valkaisun hallintaan
FI20000806L (fi) * 2000-04-05 2001-10-06 Aga Ab Menetelmä lignoselluloosamassan valkaisemiseksi
US7153390B2 (en) 2001-12-31 2006-12-26 Kimberly-Clark Wordwide, Inc. Process for manufacturing a cellulosic paper product exhibiting reduced malodor
US8470132B2 (en) * 2006-03-13 2013-06-25 Fpinnovations Near neutral chlorine dioxide bleaching of pulp
US20080160514A1 (en) * 2006-12-27 2008-07-03 Weyerhaeuser Co. Enzymatic treatment of pulp
DK2213678T3 (da) * 2007-10-17 2013-12-02 Nippon Steel & Sumikin Chem Co Fremgangsmåde til fremstilling af opløst lignin, saccharidråmateriale og monosaccharidråmateriale såvel som opløst lignin
SE1150015A1 (sv) * 2011-01-12 2012-07-13 Wallenius Water Ab Ozone bleaching of pulp
WO2019094419A1 (en) * 2017-11-07 2019-05-16 Ingevity South Carolina, Llc Methods of making low color lignin

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815247A (en) * 1955-07-19 1959-06-24 Columbia Cellulose Company Ltd Bleaching woob pulps
SE393138B (sv) * 1974-03-14 1977-05-02 Mo Och Domsjoe Ab Forfarande for blekning av cellulosa med en syre innehallande gas i nervaro av natriumbikarbonat
CA1249402A (en) * 1984-12-21 1989-01-31 Pulp And Paper Research Institute Of Canada Multistage brightening of high yield and ultra high- yield wood pulps
EP0296198B1 (en) 1986-12-22 1991-09-18 Aga Aktiebolag Method for washing of alcaline pulp
SE8605510L (sv) 1986-12-22 1987-09-17 Aga Ab Sett vid tvettning av massa
AU1175188A (en) * 1987-02-27 1988-09-01 Boc Group, Inc., The Use of gaseous carbon dioxide to adjust ph of cellulosic pulp
US5139613A (en) * 1988-01-21 1992-08-18 Canadian Liquid Air Limited Process for preparing a paper pulp using carbon dioxide as an acidifying agent for a bleached pulp
SE461860B (sv) * 1989-02-13 1990-04-02 Mo Och Domsjoe Ab Foerfarande foer framstaellning av papper och bestruket papper varvid baspappret innehaaller precipiterat kalciumkarbonat
CA2069713C (en) 1992-05-27 2003-05-13 Derek Hornsey Carbon dioxide in neutral and alkaline sizing processes
FI115469B (fi) * 1996-02-19 2005-05-13 Kemira Oyj Menetelmä kemiallisen selluloosamateriaalin käsittelemiseksi
US6200416B1 (en) 1997-06-10 2001-03-13 Praxair Technology, Inc. Recycled paper production process which incorporates carbon dioxide
SE511794C2 (sv) 1997-06-30 1999-11-29 Sunds Defibrator Ind Ab Sätt att reducera halten kalcium i vätskefasen i en pappersmassasuspension
JPH1181173A (ja) 1997-09-01 1999-03-26 Oji Paper Co Ltd 漂白パルプの製造方法
FI104503B (fi) 1997-11-05 2000-02-15 Aga Ab Menetelmä selluloosamassojen suotautuvuuden parantamiseksi
FI103520B (fi) 1998-03-03 1999-07-15 Upm Kymmene Corp Parannetut paperinvalmistusmenetelmät

Also Published As

Publication number Publication date
US6679972B1 (en) 2004-01-20
FI991241L (fi) 2000-12-02
AU5396200A (en) 2000-12-18
FI991241A0 (fi) 1999-06-01
EP1520070A1 (en) 2005-04-06
FI991241A7 (fi) 2000-12-02
WO2000073576A1 (en) 2000-12-07
CA2374904A1 (en) 2000-12-07

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