JPH08505907A - 酸性化剤として酢酸を用いるパルプの塩素無含有漂白方法 - Google Patents

酸性化剤として酢酸を用いるパルプの塩素無含有漂白方法

Info

Publication number
JPH08505907A
JPH08505907A JP6516930A JP51693094A JPH08505907A JP H08505907 A JPH08505907 A JP H08505907A JP 6516930 A JP6516930 A JP 6516930A JP 51693094 A JP51693094 A JP 51693094A JP H08505907 A JPH08505907 A JP H08505907A
Authority
JP
Japan
Prior art keywords
pulp
bleaching
less
acid
peroxide
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP6516930A
Other languages
English (en)
Japanese (ja)
Inventor
ニルソン，エリク
テイブリンク，ペーター
Original Assignee
クヴアナ・パルピング・テクノロジーズ・アクチボラグ
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 クヴアナ・パルピング・テクノロジーズ・アクチボラグ filed Critical クヴアナ・パルピング・テクノロジーズ・アクチボラグ
Publication of JPH08505907A publication Critical patent/JPH08505907A/ja
Pending legal-status Critical Current

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
    • D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids
    • 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
    • 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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1042—Use of chelating agents
    • 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)
JP6516930A 1993-01-29 1994-01-26 酸性化剤として酢酸を用いるパルプの塩素無含有漂白方法 Pending JPH08505907A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9300277A SE501325E (sv) 1993-01-29 1993-01-29 Förfarande för klorfri blekning av massa, varvid massan surgöres med ättiksyra vid behandlingen med komplexbildare
SE9300277-2 1993-01-29
PCT/SE1994/000054 WO1994017239A1 (en) 1993-01-29 1994-01-26 Method for chlorine-free bleaching of pulp with acetic acid as acidifying agent

Publications (1)

Publication Number Publication Date
JPH08505907A true JPH08505907A (ja) 1996-06-25

Family

ID=20388704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6516930A Pending JPH08505907A (ja) 1993-01-29 1994-01-26 酸性化剤として酢酸を用いるパルプの塩素無含有漂白方法

Country Status (10)

Country Link
EP (1) EP0681624A1 (sv)
JP (1) JPH08505907A (sv)
CN (1) CN1117301A (sv)
AU (1) AU675291B2 (sv)
BR (1) BR9406193A (sv)
CA (1) CA2154076A1 (sv)
FI (1) FI111387B (sv)
NO (1) NO305763B1 (sv)
SE (1) SE501325E (sv)
WO (1) WO1994017239A1 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103726382A (zh) * 2013-12-31 2014-04-16 安徽泾县千年古宣宣纸有限公司 一种纯草型宣纸及其无氯漂白生产工艺

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1050642C (zh) * 1996-06-25 2000-03-22 华南理工大学 高浓纸浆过氧化氢漂白方法
EP3882380B1 (en) * 2020-03-16 2022-04-27 Re:NewCell AB One stage method for acid metal removal and bleach

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2219505C3 (de) * 1972-04-21 1974-10-17 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Chlorfreie Mehrstufenbleiche von Zellstoff
DE2841013C2 (de) * 1978-09-21 1984-06-07 Degussa Ag, 6000 Frankfurt Verfahren zur Vollbleiche von Zellstoff
DE402335T1 (de) * 1989-06-06 1992-04-09 Eka Nobel Ab, Surte Verfahren zum bleichen von lignocellulose enthaltenden zellstoffen.
SE468355B (sv) * 1991-04-30 1992-12-21 Eka Nobel Ab Blekning av kemisk massa genom behandling med komplexbildare och ozon

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103726382A (zh) * 2013-12-31 2014-04-16 安徽泾县千年古宣宣纸有限公司 一种纯草型宣纸及其无氯漂白生产工艺

Also Published As

Publication number Publication date
CN1117301A (zh) 1996-02-21
CA2154076A1 (en) 1994-08-04
WO1994017239A1 (en) 1994-08-04
SE501325E (sv) 1999-09-20
FI111387B (sv) 2003-07-15
NO952935L (no) 1995-09-13
SE501325C2 (sv) 1995-01-16
SE9300277D0 (sv) 1993-01-29
FI953589A0 (sv) 1995-07-27
NO952935D0 (no) 1995-07-24
AU675291B2 (en) 1997-01-30
BR9406193A (pt) 1996-01-09
NO305763B1 (no) 1999-07-19
FI953589A (sv) 1995-07-27
AU5982094A (en) 1994-08-15
EP0681624A1 (en) 1995-11-15
SE9300277L (sv) 1994-07-30

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