ATE96186T1 - Verwendung von zeolithen in bleichverfahren. - Google Patents

Verwendung von zeolithen in bleichverfahren.

Info

Publication number
ATE96186T1
ATE96186T1 AT92107106T AT92107106T ATE96186T1 AT E96186 T1 ATE96186 T1 AT E96186T1 AT 92107106 T AT92107106 T AT 92107106T AT 92107106 T AT92107106 T AT 92107106T AT E96186 T1 ATE96186 T1 AT E96186T1
Authority
AT
Austria
Prior art keywords
zeolites
bleaching
bleaching processes
cellulose
natural
Prior art date
Application number
AT92107106T
Other languages
German (de)
English (en)
Inventor
Wolfgang Dr Leonhardt
Kurt Schmidt
Hans Ulrich Dr Suess
Holger Dr 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
Application granted granted Critical
Publication of ATE96186T1 publication Critical patent/ATE96186T1/de

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • D21C9/1036Use of compounds accelerating or improving the efficiency of the processes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • D21C9/1042Use 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)
AT92107106T 1991-06-08 1992-04-25 Verwendung von zeolithen in bleichverfahren. ATE96186T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4118899A DE4118899C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-06-08 1991-06-08
EP92107106A EP0518036B1 (de) 1991-06-08 1992-04-25 Verwendung von Zeolithen in Bleichverfahren

Publications (1)

Publication Number Publication Date
ATE96186T1 true ATE96186T1 (de) 1993-11-15

Family

ID=6433502

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92107106T ATE96186T1 (de) 1991-06-08 1992-04-25 Verwendung von zeolithen in bleichverfahren.

Country Status (9)

Country Link
US (1) US5227022A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0518036B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE96186T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA2070556A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CZ (1) CZ283368B6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE4118899C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI922618A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO178831C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PL (1) PL168012B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865471A (en) 1993-08-05 1999-02-02 Kimberly-Clark Worldwide, Inc. Photo-erasable data processing forms
US5645964A (en) 1993-08-05 1997-07-08 Kimberly-Clark Corporation Digital information recording media and method of using same
US6211383B1 (en) 1993-08-05 2001-04-03 Kimberly-Clark Worldwide, Inc. Nohr-McDonald elimination reaction
US6017471A (en) 1993-08-05 2000-01-25 Kimberly-Clark Worldwide, Inc. Colorants and colorant modifiers
US6017661A (en) 1994-11-09 2000-01-25 Kimberly-Clark Corporation Temporary marking using photoerasable colorants
US5773182A (en) 1993-08-05 1998-06-30 Kimberly-Clark Worldwide, Inc. Method of light stabilizing a colorant
US5733693A (en) 1993-08-05 1998-03-31 Kimberly-Clark Worldwide, Inc. Method for improving the readability of data processing forms
US5681380A (en) 1995-06-05 1997-10-28 Kimberly-Clark Worldwide, Inc. Ink for ink jet printers
US5721287A (en) 1993-08-05 1998-02-24 Kimberly-Clark Worldwide, Inc. Method of mutating a colorant by irradiation
US6033465A (en) 1995-06-28 2000-03-07 Kimberly-Clark Worldwide, Inc. Colorants and colorant modifiers
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
US6071979A (en) 1994-06-30 2000-06-06 Kimberly-Clark Worldwide, Inc. Photoreactor composition method of generating a reactive species and 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
US5786132A (en) 1995-06-05 1998-07-28 Kimberly-Clark Corporation Pre-dyes, mutable dye compositions, and methods of developing a color
SK160497A3 (en) 1995-06-05 1998-06-03 Kimberly Clark Co Novel pre-dyes
KR19980701718A (ko) 1995-11-28 1998-06-25 바바라 에이취. 폴 개량된 착색제 안정화제
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
KR100591999B1 (ko) 1998-06-03 2006-06-22 킴벌리-클라크 월드와이드, 인크. 마이크로에멀젼 기술에 의해 제조된 네오나노플라스트 및잉크젯 프린팅용 잉크
WO1999062962A1 (en) 1998-06-03 1999-12-09 Kimberly-Clark Worldwide, Inc. Novel photoinitiators and applications therefor
BR9912003A (pt) 1998-07-20 2001-04-10 Kimberly Clark Co Composições de tinta para jato de tinta aperfeiçoadas
JP2003533548A (ja) 1998-09-28 2003-11-11 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 光重合開始剤であるキノイド基を含むキレート
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
CA2728278C (en) 2008-06-20 2016-06-28 Zheng Tan 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
FI922618A0 (fi) 1992-06-05
NO178831C (no) 1996-06-12
NO178831B (no) 1996-03-04
US5227022A (en) 1993-07-13
DE4118899C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-10-22
PL168012B1 (en) 1995-12-30
CS170992A3 (en) 1992-12-16
PL294801A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-02-08
EP0518036B1 (de) 1993-10-20
CA2070556A1 (en) 1992-12-09
FI922618L (fi) 1992-12-09
NO922225D0 (no) 1992-06-05
EP0518036A1 (de) 1992-12-16
CZ283368B6 (cs) 1998-04-15
NO922225L (no) 1992-12-09
FI922618A7 (fi) 1992-12-09
DE59200018D1 (de) 1993-11-25

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