ZA987782B - Method of whitening lignin-containing pulp during manufacture - Google Patents

Method of whitening lignin-containing pulp during manufacture

Info

Publication number
ZA987782B
ZA987782B ZA987782A ZA987782A ZA987782B ZA 987782 B ZA987782 B ZA 987782B ZA 987782 A ZA987782 A ZA 987782A ZA 987782 A ZA987782 A ZA 987782A ZA 987782 B ZA987782 B ZA 987782B
Authority
ZA
South Africa
Prior art keywords
lignin
whitening
during manufacture
containing pulp
pulp during
Prior art date
Application number
ZA987782A
Inventor
Randall Bruce Nelson
Olli Juhani Jokinen
Peter Rohringer
Original Assignee
Ciba Sc Holding Ag
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 Ciba Sc Holding Ag filed Critical Ciba Sc Holding Ag
Publication of ZA987782B publication Critical patent/ZA987782B/en

Links

Classifications

    • 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
    • D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
    • 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
    • D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
ZA987782A 1997-08-28 1998-08-27 Method of whitening lignin-containing pulp during manufacture ZA987782B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91954997A 1997-08-28 1997-08-28

Publications (1)

Publication Number Publication Date
ZA987782B true ZA987782B (en) 1999-03-01

Family

ID=25442297

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA987782A ZA987782B (en) 1997-08-28 1998-08-27 Method of whitening lignin-containing pulp during manufacture

Country Status (9)

Country Link
EP (1) EP0899373A1 (en)
JP (1) JPH11124783A (en)
KR (1) KR19990023911A (en)
CN (1) CN1211655A (en)
AU (1) AU739524B2 (en)
BR (1) BR9803764A (en)
CA (1) CA2245966A1 (en)
ID (1) ID21054A (en)
ZA (1) ZA987782B (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6893473B2 (en) * 2002-05-07 2005-05-17 Weyerhaeuser.Company Whitened fluff pulp
JP2007536133A (en) * 2004-05-03 2007-12-13 チバ　スペシャルティ　ケミカルズ　ホールディング　インコーポレーテッド Fluorescent brightener for inkjet printing substrate
EP1848856A1 (en) * 2005-02-19 2007-10-31 International Paper Company Fixation of optical brightening agents onto papermaking fiber
US7638016B2 (en) * 2005-02-19 2009-12-29 International Paper Company Method for treating kraft pulp with optical brighteners after chlorine bleaching to increase brightness
BRPI0607744B1 (en) * 2005-03-04 2018-04-17 Fpinnovations METHOD FOR DETERMINING A PROPERTY OF CHEMICAL PULP FIBER PULP, AND, PULP FIBER MANUFACTURING LINE
AU2006235427B2 (en) * 2005-04-08 2011-02-03 Nalco Company Improved composition and processes for paper production
KR100707863B1 (en) * 2005-06-21 2007-04-17 재단법인서울대학교산학협력재단 Paper whose content of flurescence whitening agents is diminished and manufacturing method thereof
US7914646B2 (en) * 2006-07-21 2011-03-29 Nalco Company Compositions and processes for paper production
US20070169903A1 (en) * 2006-01-25 2007-07-26 Covarrubias Rosa M Papermaking processes using coagulants and optical brighteners
WO2007104128A1 (en) * 2006-03-13 2007-09-20 Fp Innovations Near-neutral chlorine dioxide bleaching of pulp
KR100856047B1 (en) * 2006-03-28 2008-09-02 재단법인서울대학교산학협력재단 PAPER WHOSE CONTENT OF FLUORESCENT WHITENING AGENTS IS DIMINISHED BY ADDING alpha-AMYLASE AND MANUFACTURING METHOD THEREOF
US7758934B2 (en) 2007-07-13 2010-07-20 Georgia-Pacific Consumer Products Lp Dual mode ink jet paper
CN101182693B (en) * 2007-12-12 2010-06-02 中冶纸业银河有限公司 Method capable of stabilizing paper stuff whiteness
US8298373B2 (en) 2008-02-07 2012-10-30 University Of New Brunswick Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents
AU2009228721A1 (en) 2008-03-26 2009-10-01 Clariant Finance (Bvi) Limited Improved optical brightening compositions
EP2192230B2 (en) 2008-11-27 2020-01-01 Clariant Finance (BVI) Limited Optical brightening compositions for high quality inkjet printing
EP2192231A1 (en) 2008-11-27 2010-06-02 Clariant International Ltd. Improved optical brightening compositions for high quality inkjet printing
EP2270281A1 (en) * 2009-06-25 2011-01-05 Kemira Germany GmbH Process for dyeing pulp
EP2456829A1 (en) 2009-07-24 2012-05-30 Clariant Finance (BVI) Limited Aqueous solutions of acid dyes for shading in size press applications
TWI506183B (en) * 2010-02-11 2015-11-01 Clariant Finance Bvi Ltd Aqueous sizing compositions for shading in size press applications
WO2011113119A1 (en) 2010-03-19 2011-09-22 Fibria Celulose S/A Process for the treatment of cellulose pulps, cellulose pulp thus obtained and use of biopolymer for treating cellulose pulps
IT1399896B1 (en) * 2010-04-19 2013-05-09 3V Sigma Spa MIXTURE, COMPOSITION AND PROCESS FOR THE SURFACE TREATMENT OF THE PAPER
CN101962921B (en) * 2010-09-21 2012-07-04 天津科技大学 Method for improving efficiency of fluorescent whitening agent in high yield pulp-containing paper
CN102154926B (en) * 2010-12-09 2012-11-28 山东轻工业学院 Method for improving whiteness of paper
PT2781648E (en) * 2013-03-21 2016-03-07 Clariant Int Ltd Optical brightening agents for high quality ink-jet printing
JP2014208922A (en) * 2013-03-27 2014-11-06 セイコーエプソン株式会社 Apparatus for manufacturing sheet and method for manufacturing sheet
CN103806339A (en) * 2014-01-10 2014-05-21 陕西科技大学 Water-soluble paper light stabilizer and preparation and applications thereof
WO2017025862A1 (en) * 2015-08-10 2017-02-16 Basf Se Method for reducing color of lignosulfonates
CN107012732A (en) * 2016-01-28 2017-08-04 德丰铭国际股份有限公司 Compositions of fluorescent whitening agents
CN111511984B (en) 2017-12-22 2022-12-30 昂高知识产权有限公司 Optical brightening agent for whitening paper
PL3623392T3 (en) 2018-09-14 2024-01-15 Archroma Ip Gmbh Optically brightened latexes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924549A (en) * 1955-12-15 1960-02-09 Bayer Ag Paper containing an organic fluorescent dye
US4364845A (en) * 1978-07-17 1982-12-21 Ciba-Geigy Corporation Concentrated aqueous solutions of sulfo group-containing fluorescent brighteners which are stable on storage
SE456168C (en) * 1987-02-27 1991-08-12 Mo Och Domsjoe Ab PROCEDURE PROVIDES LIGHTNESS STABILIZATION OF BLACK LIGNIN-CONTENT CELLULOSAMASSA
US5080754A (en) * 1990-07-20 1992-01-14 The Research Foundation Of State University Of Ny Method for reducing brightness reversion in lignin-containing pulps and article of manufacture thereof
JP3441017B2 (en) * 1994-06-22 2003-08-25 日本化薬株式会社 Method for defluorescence treatment of cellulose fiber, coumarin compound, aqueous liquid composition containing the same, and method for coloring paper and pulp
EP0717143A1 (en) * 1994-12-16 1996-06-19 Lignozym GmbH Multicomponents system for modifying decomposing or bleaching of lignin or materials containing it or similar components and the way to use it
ES2208855T3 (en) * 1996-10-10 2004-06-16 Ciba Specialty Chemicals Holding Inc. DISPERSIONS OF OPTICAL WHITENERS.
US5902452A (en) * 1997-03-13 1999-05-11 Taiwan Semiconductor Manufacturing Co., Ltd. Method for etching silicon surface

Also Published As

Publication number Publication date
AU739524B2 (en) 2001-10-18
KR19990023911A (en) 1999-03-25
AU8195298A (en) 1999-03-11
CA2245966A1 (en) 1999-02-28
CN1211655A (en) 1999-03-24
ID21054A (en) 1999-04-08
JPH11124783A (en) 1999-05-11
EP0899373A1 (en) 1999-03-03
BR9803764A (en) 2002-05-14

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