AU593763B2 - Ozone bleaching of pulp - Google Patents

Ozone bleaching of pulp

Info

Publication number
AU593763B2
AU593763B2 AU17702/83A AU1770283A AU593763B2 AU 593763 B2 AU593763 B2 AU 593763B2 AU 17702/83 A AU17702/83 A AU 17702/83A AU 1770283 A AU1770283 A AU 1770283A AU 593763 B2 AU593763 B2 AU 593763B2
Authority
AU
Australia
Prior art keywords
pulp
ozone
consistency
lignin
bleaching
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.)
Ceased
Application number
AU17702/83A
Other languages
English (en)
Other versions
AU1770283A (en
Inventor
Rudra P. Singh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kimberly Clark Tissue Co
Original Assignee
Scott Paper Co
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 Scott Paper Co filed Critical Scott Paper Co
Publication of AU1770283A publication Critical patent/AU1770283A/en
Application granted granted Critical
Publication of AU593763B2 publication Critical patent/AU593763B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • D21C9/1073—Bleaching ; Apparatus therefor with O3
    • 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
    • D21C9/1015—Bleaching ; Apparatus therefor with use of means other than pressure, temperature

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU17702/83A 1982-06-24 1983-07-01 Ozone bleaching of pulp Ceased AU593763B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39174782A 1982-06-24 1982-06-24
US391747 1982-06-24

Publications (2)

Publication Number Publication Date
AU1770283A AU1770283A (en) 1984-01-26
AU593763B2 true AU593763B2 (en) 1990-02-22

Family

ID=23547770

Family Applications (1)

Application Number Title Priority Date Filing Date
AU17702/83A Ceased AU593763B2 (en) 1982-06-24 1983-07-01 Ozone bleaching of pulp

Country Status (5)

Country Link
EP (1) EP0112377B1 (de)
AU (1) AU593763B2 (de)
CA (1) CA1186105A (de)
FI (1) FI73252C (de)
WO (1) WO1984000181A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5181989A (en) * 1990-10-26 1993-01-26 Union Camp Patent Holdings, Inc. Reactor for bleaching high consistency pulp with ozone
US5472572A (en) * 1990-10-26 1995-12-05 Union Camp Patent Holding, Inc. Reactor for bleaching high consistency pulp with ozone
US5188708A (en) * 1989-02-15 1993-02-23 Union Camp Patent Holding, Inc. Process for high consistency oxygen delignification followed by ozone relignification
US5409570A (en) * 1989-02-15 1995-04-25 Union Camp Patent Holding, Inc. Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone
US5211811A (en) * 1989-02-15 1993-05-18 Union Camp Patent Holding, Inc. Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification
US5164044A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
US5441603A (en) * 1990-05-17 1995-08-15 Union Camp Patent Holding, Inc. Method for chelation of pulp prior to ozone delignification
US5164043A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
US5174861A (en) * 1990-10-26 1992-12-29 Union Camp Patent Holdings, Inc. Method of bleaching high consistency pulp with ozone
US5520783A (en) * 1990-10-26 1996-05-28 Union Camp Patent Holding, Inc. Apparatus for bleaching high consistency pulp with ozone
ES2106848T5 (es) * 1991-05-24 2001-09-01 Union Camp Patent Holding Metodo de blanqueo con ozono.
US5554259A (en) 1993-10-01 1996-09-10 Union Camp Patent Holdings, Inc. Reduction of salt scale precipitation by control of process stream Ph and salt concentration
CN1720369A (zh) * 2002-11-07 2006-01-11 日本制纸株式会社 纸浆褪色性的改善方法和褪色性得到了改善的纸浆
EP1790771A4 (de) * 2004-06-08 2012-10-03 Jujo Paper Co Ltd Zellstoffbleichverfahren
US20090090478A1 (en) * 2007-10-05 2009-04-09 Hollomon Martha G Selectivity improvement in oxygen delignification and bleaching of lignocellulose pulp using singlet oxygen
US7812947B2 (en) 2008-01-21 2010-10-12 Honeywell International Inc. Apparatus and method for measuring and/or controlling paper pulp properties
US8049892B2 (en) 2008-01-22 2011-11-01 Honeywell International Inc. Apparatus and method for camera-based color measurements
US7592608B2 (en) 2008-01-22 2009-09-22 Honeywell International Inc. Apparatus and method for measuring and/or controlling ultraviolet-activated materials in a paper-making process
CN105733878B (zh) * 2016-04-06 2019-04-23 北京化工大学 一种酒糟再发酵的预处理方式

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2161045A (en) * 1937-06-01 1939-06-06 Dow Chemical Co Bleaching
US3920547A (en) * 1974-05-06 1975-11-18 Houston Research Inc Method of destroying cyanides

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA973660A (en) * 1972-05-29 1975-09-02 Thomas Joachimides Treatment of cellulosic matter with active nitrogen
FR2255418B1 (de) * 1973-12-21 1976-05-07 Europeen Cellulose
US4230571A (en) * 1979-01-22 1980-10-28 Dadd Robert C Ozone/ultraviolet water purification

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2161045A (en) * 1937-06-01 1939-06-06 Dow Chemical Co Bleaching
US3920547A (en) * 1974-05-06 1975-11-18 Houston Research Inc Method of destroying cyanides

Also Published As

Publication number Publication date
CA1186105A (en) 1985-04-30
FI840697A (fi) 1984-02-21
FI73252C (fi) 1987-09-10
EP0112377B1 (de) 1986-11-12
FI840697A0 (fi) 1984-02-21
WO1984000181A1 (en) 1984-01-19
FI73252B (fi) 1987-05-29
AU1770283A (en) 1984-01-26
EP0112377A1 (de) 1984-07-04

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired