FI922618A7 - Zeoliittien käyttö valkaisumenetelmässsä - Google Patents

Zeoliittien käyttö valkaisumenetelmässsä Download PDF

Info

Publication number
FI922618A7
FI922618A7 FI922618A FI922618A FI922618A7 FI 922618 A7 FI922618 A7 FI 922618A7 FI 922618 A FI922618 A FI 922618A FI 922618 A FI922618 A FI 922618A FI 922618 A7 FI922618 A7 FI 922618A7
Authority
FI
Finland
Prior art keywords
zeolites
bleaching methods
bleaching
methods
Prior art date
Application number
FI922618A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI922618A0 (fi
FI922618L (fi
Inventor
Wolfgang Leonhardt
Kurt Schmidt
Hans Ulrich Süss
Holger Glaum
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of FI922618A0 publication Critical patent/FI922618A0/fi
Publication of FI922618L publication Critical patent/FI922618L/fi
Publication of FI922618A7 publication Critical patent/FI922618A7/fi

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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
FI922618A 1991-06-08 1992-06-05 Zeoliittien käyttö valkaisumenetelmässsä FI922618A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4118899A DE4118899C1 (enExample) 1991-06-08 1991-06-08

Publications (3)

Publication Number Publication Date
FI922618A0 FI922618A0 (fi) 1992-06-05
FI922618L FI922618L (fi) 1992-12-09
FI922618A7 true FI922618A7 (fi) 1992-12-09

Family

ID=6433502

Family Applications (1)

Application Number Title Priority Date Filing Date
FI922618A FI922618A7 (fi) 1991-06-08 1992-06-05 Zeoliittien käyttö valkaisumenetelmässsä

Country Status (9)

Country Link
US (1) US5227022A (enExample)
EP (1) EP0518036B1 (enExample)
AT (1) ATE96186T1 (enExample)
CA (1) CA2070556A1 (enExample)
CZ (1) CZ283368B6 (enExample)
DE (2) DE4118899C1 (enExample)
FI (1) FI922618A7 (enExample)
NO (1) NO178831C (enExample)
PL (1) PL168012B1 (enExample)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6017661A (en) 1994-11-09 2000-01-25 Kimberly-Clark Corporation Temporary marking using photoerasable colorants
US6017471A (en) 1993-08-05 2000-01-25 Kimberly-Clark Worldwide, Inc. Colorants and colorant modifiers
US5733693A (en) 1993-08-05 1998-03-31 Kimberly-Clark Worldwide, Inc. Method for improving the readability of data processing forms
US5721287A (en) 1993-08-05 1998-02-24 Kimberly-Clark Worldwide, Inc. Method of mutating a colorant by irradiation
US5773182A (en) 1993-08-05 1998-06-30 Kimberly-Clark Worldwide, Inc. Method of light stabilizing a colorant
US5681380A (en) 1995-06-05 1997-10-28 Kimberly-Clark Worldwide, Inc. Ink for ink jet printers
US6211383B1 (en) 1993-08-05 2001-04-03 Kimberly-Clark Worldwide, Inc. Nohr-McDonald elimination reaction
US5645964A (en) 1993-08-05 1997-07-08 Kimberly-Clark Corporation Digital information recording media and method of using same
US5865471A (en) 1993-08-05 1999-02-02 Kimberly-Clark Worldwide, Inc. Photo-erasable data processing forms
US6071979A (en) 1994-06-30 2000-06-06 Kimberly-Clark Worldwide, Inc. Photoreactor composition method of generating a reactive species and applications therefor
US6242057B1 (en) 1994-06-30 2001-06-05 Kimberly-Clark Worldwide, Inc. Photoreactor composition and applications therefor
US5685754A (en) 1994-06-30 1997-11-11 Kimberly-Clark Corporation Method of generating a reactive species and polymer coating applications therefor
US6008268A (en) 1994-10-21 1999-12-28 Kimberly-Clark Worldwide, Inc. Photoreactor composition, method of generating a reactive species, and applications therefor
JP2001515524A (ja) 1995-06-05 2001-09-18 キンバリー クラーク ワールドワイド インコーポレイテッド 新規プレ染料
US5786132A (en) 1995-06-05 1998-07-28 Kimberly-Clark Corporation Pre-dyes, mutable dye compositions, and methods of developing a color
CA2221565A1 (en) 1995-06-28 1997-01-16 Kimberly-Clark Worldwide, Inc. Novel colorants and colorant modifiers
BR9606811A (pt) 1995-11-28 2000-10-31 Kimberly Clark Co Estabilizadores de corante aperfeiçoados
US5855655A (en) 1996-03-29 1999-01-05 Kimberly-Clark Worldwide, Inc. Colorant stabilizers
US5891229A (en) 1996-03-29 1999-04-06 Kimberly-Clark Worldwide, Inc. Colorant stabilizers
US5902454A (en) * 1996-12-13 1999-05-11 Ciba Specialty Chemicals Corporation Method of whitening lignin-containing paper pulps
US6524379B2 (en) 1997-08-15 2003-02-25 Kimberly-Clark Worldwide, Inc. Colorants, colorant stabilizers, ink compositions, and improved methods of making the same
PL342006A1 (en) 1998-06-03 2001-05-07 Kimberly Clark Co Neonanoplasts and method of obtaining microemulsions for printing inks being applied by spraying
AU4818299A (en) 1998-06-03 1999-12-20 Kimberly-Clark Worldwide, Inc. Novel photoinitiators and applications therefor
WO2000004104A1 (en) 1998-07-20 2000-01-27 Kimberly-Clark Worldwide, Inc. Improved ink jet ink compositions
ES2263291T3 (es) 1998-09-28 2006-12-01 Kimberly-Clark Worldwide, Inc. Quelatos que comprenden grupos quinoides como fotoiniciadores.
EP1144512B1 (en) 1999-01-19 2003-04-23 Kimberly-Clark Worldwide, Inc. Novel colorants, colorant stabilizers, ink compositions, and improved methods of making the same
US6331056B1 (en) 1999-02-25 2001-12-18 Kimberly-Clark Worldwide, Inc. Printing apparatus and applications therefor
US6294698B1 (en) 1999-04-16 2001-09-25 Kimberly-Clark Worldwide, Inc. Photoinitiators and applications therefor
US6368395B1 (en) 1999-05-24 2002-04-09 Kimberly-Clark Worldwide, Inc. Subphthalocyanine colorants, ink compositions, and method of making the same
US7001484B2 (en) 2000-05-04 2006-02-21 University Of New Brunswick Peroxide bleaching of wood pulp using stabilizers and sodium hydrosulfide reducing agent
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
EP2288752B1 (en) 2008-06-20 2014-03-12 International Paper Company Composition and recording sheet with improved optical properties
AT515152B1 (de) 2013-11-26 2015-12-15 Chemiefaser Lenzing Ag Verfahren zum Vorbehandeln von rückgewonnenen Baumwollfasern zur Verwendung bei der Herstellung von Formkörpern aus regenerierter Cellulose
AT517020B1 (de) * 2015-02-06 2020-02-15 Chemiefaser Lenzing Ag Recycling von cellulosischen Kunstfasern
LU500847B1 (en) 2021-11-11 2023-05-11 Kolicevo Karton D O O Use of hydrophilic zeolites in the production of cellulose-based (cardboard) packaging

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709779A (en) * 1971-11-17 1973-01-09 Int Paper Canada Bleaching of mechanical pulps with hydrosulfite in the presence of an alkali metal silikate
US4238282A (en) * 1979-07-23 1980-12-09 Nalco Chemical Company Chemical treatments in bleaching stages which increase pulp brightness
DE3739655A1 (de) * 1987-11-23 1989-06-01 Sued Chemie Ag Bleichmittelzusatz

Also Published As

Publication number Publication date
CS170992A3 (en) 1992-12-16
EP0518036B1 (de) 1993-10-20
NO922225L (no) 1992-12-09
NO178831B (no) 1996-03-04
FI922618A0 (fi) 1992-06-05
FI922618L (fi) 1992-12-09
DE4118899C1 (enExample) 1992-10-22
EP0518036A1 (de) 1992-12-16
NO922225D0 (no) 1992-06-05
US5227022A (en) 1993-07-13
NO178831C (no) 1996-06-12
CA2070556A1 (en) 1992-12-09
PL294801A1 (enExample) 1993-02-08
PL168012B1 (en) 1995-12-30
DE59200018D1 (de) 1993-11-25
ATE96186T1 (de) 1993-11-15
CZ283368B6 (cs) 1998-04-15

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Legal Events

Date Code Title Description
FD Application lapsed