DE69409967D1 - Aminoalkan-diphosphonsäuren zum bleichen von zellstoff - Google Patents

Aminoalkan-diphosphonsäuren zum bleichen von zellstoff

Info

Publication number
DE69409967D1
DE69409967D1 DE69409967T DE69409967T DE69409967D1 DE 69409967 D1 DE69409967 D1 DE 69409967D1 DE 69409967 T DE69409967 T DE 69409967T DE 69409967 T DE69409967 T DE 69409967T DE 69409967 D1 DE69409967 D1 DE 69409967D1
Authority
DE
Germany
Prior art keywords
bleaching
pulp
pct
aminoalkane
diphosphonate
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.)
Expired - Fee Related
Application number
DE69409967T
Other languages
English (en)
Other versions
DE69409967T2 (de
Inventor
Eltjo Boelema
Charles Navarro
Hanter Lambertus Olde
Doorn Marcellinus Van
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.)
Akzo Nobel NV
Original Assignee
Akzo Nobel NV
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 Akzo Nobel NV filed Critical Akzo Nobel NV
Publication of DE69409967D1 publication Critical patent/DE69409967D1/de
Application granted granted Critical
Publication of DE69409967T2 publication Critical patent/DE69409967T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01—Hydrogen peroxide
    • C01B15/037—Stabilisation by additives
    • 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)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
DE69409967T 1993-10-26 1994-10-26 Aminoalkan-diphosphonsäuren zum bleichen von zellstoff Expired - Fee Related DE69409967T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP93202989 1993-10-26
EP94200728 1994-03-22
PCT/EP1994/003546 WO1995012029A1 (en) 1993-10-26 1994-10-26 Aminoalkane diphosphonic acids in pulp bleaching

Publications (2)

Publication Number Publication Date
DE69409967D1 true DE69409967D1 (de) 1998-06-04
DE69409967T2 DE69409967T2 (de) 1998-11-05

Family

ID=26134042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409967T Expired - Fee Related DE69409967T2 (de) 1993-10-26 1994-10-26 Aminoalkan-diphosphonsäuren zum bleichen von zellstoff

Country Status (15)

Country Link
US (1) US5641386A (de)
CN (1) CN1054169C (de)
AT (1) ATE165636T1 (de)
AU (1) AU678631B2 (de)
BR (1) BR9407905A (de)
CA (1) CA2175062C (de)
CZ (1) CZ286131B6 (de)
DE (1) DE69409967T2 (de)
ES (1) ES2118445T3 (de)
FI (1) FI111965B (de)
NO (1) NO961661D0 (de)
NZ (1) NZ274840A (de)
RU (1) RU2131491C1 (de)
TW (1) TW272242B (de)
WO (1) WO1995012029A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19528843A1 (de) * 1995-08-04 1997-02-06 Cht R Beitlich Gmbh Verfahren zur Stabilisierung von alkalischen peroxidenthaltenden Bleichflotten für die Bleiche von Zellstoffen und anderen Faserstoffen
SE9604413D0 (sv) * 1996-11-29 1996-11-29 Eka Chemicals Ab Chemical composition
SE9604414D0 (sv) * 1996-11-29 1996-11-29 Eka Chemicals Ab Chemical composition
US6555020B1 (en) * 1998-10-29 2003-04-29 Den-Mat Corporation Stable tooth whitening gels containing high percentages of hydrogen peroxide
US7018510B2 (en) * 2002-03-21 2006-03-28 Council Of Scientific And Industrial Research Process for bio-bleaching of Kraft pulp using bacterial consortia
DK2225175T3 (da) 2007-12-13 2013-03-18 Akzo Nobel Nv Stabiliserede hydrogenperoxidopløsninger
CN101265678B (zh) * 2008-04-30 2010-12-01 江西科技师范学院 纸浆漂白中过氧化氢的稳定剂组合物
US8361571B2 (en) * 2008-06-20 2013-01-29 International Paper Company Composition and recording sheet with improved optical properties
CN105986499A (zh) * 2015-02-28 2016-10-05 上海东升新材料有限公司 一种含可生物降解物质的螯合剂组合物及其制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979385A (en) * 1969-11-19 1976-09-07 Henkel & Cie G.M.B.H. 1-Aminoalkane-1,1-diphosphonic acids and their salts
US3899496A (en) * 1970-10-06 1975-08-12 Henkel & Cie Gmbh Production of 1-aminoalkane-1,1-diphosphonic acids
DE3338260C1 (de) * 1983-10-21 1985-07-25 Benckiser-Knapsack Gmbh, 6802 Ladenburg Verfahren und Mittel zum Bleichen von Holzschliff
DE3531563A1 (de) * 1985-09-04 1987-03-05 Benckiser Knapsack Gmbh Holzstoffbleiche
US4732650A (en) * 1986-09-15 1988-03-22 The Dow Chemical Company Bleaching of cellulosic pulps using hydrogen peroxide
US4798652A (en) * 1987-10-19 1989-01-17 Peter Joyce Peroxide bleaching of mechanical pulps
FR2629716B1 (fr) * 1988-04-07 1991-07-19 Sanofi Sa Composition pharmaceutique pour administration orale a base d'un derive d'acide diphosphonique
ATE97179T1 (de) * 1989-06-06 1993-11-15 Eka Nobel Ab Verfahren zum bleichen von lignocellulose enthaltenden zellstoffen.
US5208369A (en) * 1991-05-31 1993-05-04 The Dow Chemical Company Degradable chelants having sulfonate groups, uses and compositions thereof
DE4128084A1 (de) * 1991-08-24 1993-02-25 Basf Ag Verwendung von (beta)-alanin-n,n-diessigsaeure und deren alkalimetall- oder ammoniumsalzen als komplexbildner
DE4204915C2 (de) * 1992-02-19 1995-09-28 Benckiser Knapsack Ladenburg Verfahren zur Wiederaufbereitung von Altpapier

Also Published As

Publication number Publication date
RU2131491C1 (ru) 1999-06-10
CZ286131B6 (cs) 2000-01-12
AU678631B2 (en) 1997-06-05
FI961774A (fi) 1996-04-25
NZ274840A (en) 1997-05-26
FI961774A0 (fi) 1996-04-25
BR9407905A (pt) 1996-11-26
NO961661L (no) 1996-04-25
CA2175062A1 (en) 1995-05-04
CN1133622A (zh) 1996-10-16
AU7992794A (en) 1995-05-22
CN1054169C (zh) 2000-07-05
DE69409967T2 (de) 1998-11-05
WO1995012029A1 (en) 1995-05-04
US5641386A (en) 1997-06-24
ATE165636T1 (de) 1998-05-15
CZ121296A3 (en) 1996-12-11
ES2118445T3 (es) 1998-09-16
CA2175062C (en) 2004-07-20
TW272242B (de) 1996-03-11
NO961661D0 (no) 1996-04-25
FI111965B (fi) 2003-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee