CN1075143C - 通过热处理除去纤维素纸浆中己烯糖醛酸类的方法 - Google Patents

通过热处理除去纤维素纸浆中己烯糖醛酸类的方法 Download PDF

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Publication number
CN1075143C
CN1075143C CN95196599A CN95196599A CN1075143C CN 1075143 C CN1075143 C CN 1075143C CN 95196599 A CN95196599 A CN 95196599A CN 95196599 A CN95196599 A CN 95196599A CN 1075143 C CN1075143 C CN 1075143C
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China
Prior art keywords
acid
bleaching
pulp
treatment
paper pulp
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Expired - Lifetime
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CN95196599A
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English (en)
Chinese (zh)
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CN1168706A (zh
Inventor
T·沃林南
J·布彻特
A·提利曼
M·添肯南
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Andritz Oy
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Andritz Oy
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8541578&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN1075143(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Andritz Oy filed Critical Andritz Oy
Publication of CN1168706A publication Critical patent/CN1168706A/zh
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    • 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
    • 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
CN95196599A 1994-10-13 1995-10-12 通过热处理除去纤维素纸浆中己烯糖醛酸类的方法 Expired - Lifetime CN1075143C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI944808 1994-10-13
FI944808A FI102301B1 (fi) 1994-10-13 1994-10-13 Menetelmä selluloosamassojen käsittelemiseksi

Publications (2)

Publication Number Publication Date
CN1168706A CN1168706A (zh) 1997-12-24
CN1075143C true CN1075143C (zh) 2001-11-21

Family

ID=8541578

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95196599A Expired - Lifetime CN1075143C (zh) 1994-10-13 1995-10-12 通过热处理除去纤维素纸浆中己烯糖醛酸类的方法

Country Status (14)

Country Link
EP (1) EP0786029B1 (fi)
CN (1) CN1075143C (fi)
AU (1) AU3655995A (fi)
CA (1) CA2160430C (fi)
DE (1) DE69517532D1 (fi)
ES (1) ES2147303T3 (fi)
FI (2) FI102301B1 (fi)
NO (1) NO971682L (fi)
NZ (1) NZ293983A (fi)
PT (1) PT786029E (fi)
RU (1) RU2126862C1 (fi)
SE (1) SE518080C2 (fi)
WO (1) WO1996012063A1 (fi)
ZA (1) ZA958655B (fi)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105701B (fi) * 1995-10-20 2000-09-29 Ahlstrom Machinery Oy Menetelmä ja laitteisto massan käsittelemiseksi
US6306334B1 (en) 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
US6605350B1 (en) 1996-08-23 2003-08-12 Weyerhaeuser Company Sawdust alkaline pulp having low average degree of polymerization values and method of producing the same
US6221487B1 (en) 1996-08-23 2001-04-24 The Weyerhauser Company Lyocell fibers having enhanced CV properties
US6235392B1 (en) 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
US6210801B1 (en) 1996-08-23 2001-04-03 Weyerhaeuser Company Lyocell fibers, and compositions for making same
US6331354B1 (en) 1996-08-23 2001-12-18 Weyerhaeuser Company Alkaline pulp having low average degree of polymerization values and method of producing the same
BE1010677A3 (fr) * 1996-10-11 1998-11-03 Solvay Interox Procede de delignification et de blanchiment de pate a papier chimique.
BE1010880A3 (fr) * 1997-01-27 1999-02-02 Solvay Interox Procede de fabrication de pate a papier chimique.
FI122654B (fi) * 1997-12-08 2012-05-15 Ovivo Luxembourg Sarl Menetelmä paperisellumassan valmistamiseksi
FI119383B (fi) * 1998-03-06 2008-10-31 Andritz Oy Menetelmä massan käsittelemiseksi
US6686039B2 (en) 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps
US6797113B2 (en) 1999-02-24 2004-09-28 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps method
US6685856B2 (en) 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell products method
US6686040B2 (en) 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell products
CA2376528A1 (en) * 1999-06-08 2000-12-14 Nana Barde Bleaching pulp with high-pressure o2
SE516090C2 (sv) * 2000-05-31 2001-11-19 Kvaerner Pulping Tech Förfarande för reglering av en process för tillverkning av pappersmassa genom optisk mätning av mängden hexenuronsyra
JP4603298B2 (ja) * 2004-06-08 2010-12-22 日本製紙株式会社 パルプの漂白方法
US20060201642A1 (en) * 2005-03-08 2006-09-14 Andritz Inc. Methods of treating chemical cellulose pulp
US20070240837A1 (en) * 2006-04-13 2007-10-18 Andritz Inc. Hardwood alkaline pulping processes and systems
ZA200805042B (en) * 2007-06-18 2009-09-30 Andritz Inc Processes and systems for the bleaching of lignocellulosic pulps following cooking with soda and anthraquinone
US8262856B2 (en) * 2007-06-18 2012-09-11 Andritz Inc. Processes and systems for the bleaching of lignocellulosic pulps following cooking with soda and anthraquinone
CN102995478B (zh) * 2011-09-09 2015-04-15 吉林化纤集团有限责任公司 一种制备高质量低污染竹材溶解浆的漂白方法
FI123926B (fi) 2012-04-03 2013-12-13 Upm Kymmene Corp Menetelmä sellun valkaisemiseksi
JP6483021B2 (ja) * 2013-09-11 2019-03-13 日本製紙株式会社 溶解クラフトパルプの製造方法
US20150184338A1 (en) * 2013-12-31 2015-07-02 Weyerhaeuser Nr Company Treated kraft pulp compositions and methods of making the same
CN104404807A (zh) * 2014-09-23 2015-03-11 广西大学 一种减少蔗渣浆二氧化氯漂白过程aox形成量的方法
FI128736B (fi) * 2018-03-09 2020-11-13 Valmet Automation Oy Menetelmä ja mittauslaite suspension mittaamiseksi
CN110258160A (zh) * 2019-07-23 2019-09-20 广西大学 一种安全节能高效的高温二氧化氯纸浆漂白方法及漂白装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5143580A (en) * 1990-04-23 1992-09-01 Eka Nobel Ab Process for reducing the amount of halogenated organic compounds in spent liquor from a peroxide-halogen bleaching sequence
CA2067296A1 (en) * 1991-04-30 1992-10-31 Lennart Andersson Process for bleaching of lignocellulose-containing pulp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI89613C (fi) * 1991-12-05 1993-10-25 Valtion Teknillinen Foerfarande foer enzymatisk behandling av cellulosamassor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5143580A (en) * 1990-04-23 1992-09-01 Eka Nobel Ab Process for reducing the amount of halogenated organic compounds in spent liquor from a peroxide-halogen bleaching sequence
CA2067296A1 (en) * 1991-04-30 1992-10-31 Lennart Andersson Process for bleaching of lignocellulose-containing pulp

Also Published As

Publication number Publication date
NO971682D0 (no) 1997-04-11
SE518080C2 (sv) 2002-08-20
CA2160430A1 (en) 1996-04-14
FI971508A (fi) 1997-04-10
ZA958655B (en) 1996-05-13
EP0786029A1 (en) 1997-07-30
FI971508A0 (fi) 1997-04-10
WO1996012063A1 (en) 1996-04-25
SE9503595D0 (sv) 1995-10-13
SE9503595L (sv) 1996-04-14
DE69517532D1 (de) 2000-07-20
CA2160430C (en) 2004-12-07
CN1168706A (zh) 1997-12-24
NO971682L (no) 1997-06-11
NZ293983A (en) 1999-04-29
FI102301B (fi) 1998-11-13
AU3655995A (en) 1996-05-06
FI102301B1 (fi) 1998-11-13
ES2147303T3 (es) 2000-09-01
EP0786029B1 (en) 2000-06-14
JP3534412B2 (ja) 2004-06-07
JPH10508346A (ja) 1998-08-18
PT786029E (pt) 2000-09-29
FI944808A0 (fi) 1994-10-13
FI944808A (fi) 1996-04-14
RU2126862C1 (ru) 1999-02-27

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