IT8848096A0 - Composizioni concentrate e loro impiego come stabilizzanti per bagni alcalini contenenti perossidi - Google Patents

Composizioni concentrate e loro impiego come stabilizzanti per bagni alcalini contenenti perossidi

Info

Publication number
IT8848096A0
IT8848096A0 IT8848096A IT4809688A IT8848096A0 IT 8848096 A0 IT8848096 A0 IT 8848096A0 IT 8848096 A IT8848096 A IT 8848096A IT 4809688 A IT4809688 A IT 4809688A IT 8848096 A0 IT8848096 A0 IT 8848096A0
Authority
IT
Italy
Prior art keywords
stabilizers
bath containing
alkaline bath
concentrated compositions
containing peroxides
Prior art date
Application number
IT8848096A
Other languages
English (en)
Other versions
IT1219651B (it
Inventor
Wiedemann Achim
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Publication of IT8848096A0 publication Critical patent/IT8848096A0/it
Application granted granted Critical
Publication of IT1219651B publication Critical patent/IT1219651B/it

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
    • D21C9/1042—Use of chelating agents
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Textile Engineering (AREA)
  • Detergent Compositions (AREA)
  • Paper (AREA)
IT48096/88A 1987-06-26 1988-06-17 Composizione concentrate e loro impiego come stabilizzanti per bagni alcalini contenenti perossidi IT1219651B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3721109 1987-06-26
DE3741231 1987-12-05

Publications (2)

Publication Number Publication Date
IT8848096A0 true IT8848096A0 (it) 1988-06-17
IT1219651B IT1219651B (it) 1990-05-24

Family

ID=25856974

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48096/88A IT1219651B (it) 1987-06-26 1988-06-17 Composizione concentrate e loro impiego come stabilizzanti per bagni alcalini contenenti perossidi

Country Status (6)

Country Link
US (1) US5000874A (it)
CH (1) CH676256A5 (it)
DE (1) DE3820160C2 (it)
FR (1) FR2617182B1 (it)
GB (1) GB2206903B (it)
IT (1) IT1219651B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2228274B (en) * 1989-01-12 1992-01-02 Sandoz Ltd Surface active compositions their production and use
GB9205600D0 (en) * 1992-03-14 1992-04-29 Interox Chemicals Ltd Disinfecting method
CA2063351C (en) * 1992-03-18 1996-08-13 Stanley Alan Heimburger Process for bleaching hardwood pulp
IN176964B (it) * 1992-11-27 1996-10-12 Lever Hindustan Ltd
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
FI115470B (fi) * 1996-02-19 2005-05-13 Kemira Oyj Menetelmä kemiallisen selluloosamateriaalin käsittelemiseksi
FI115641B (fi) * 1996-02-19 2005-06-15 Kemira Oyj Korkeasaantomassojen valkaisumenetelmä

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2927082A (en) * 1956-01-19 1960-03-01 Du Pont Peroxide bleaching compositions and their use
GB1123071A (en) * 1964-11-12 1968-08-14 Bowmans Chemicals Ltd Improvements in or relating to the treatment of natural or synthetic fibres
GB1293063A (en) * 1970-06-15 1972-10-18 Procter & Gamble Ltd Bleaching process and composition
US3795625A (en) * 1971-06-03 1974-03-05 Monsanto Co Bleaching compositions
BE795085A (fr) * 1972-03-10 1973-05-29 Benckiser Knapsack Gmbh Procede de blanchiment de fibres cellulosiques seules ou en melange avec des fibres synthetiques
US3956157A (en) * 1974-07-19 1976-05-11 W. R. Grace & Co. Detergent and bleaching agent comprising sodium perborate and sodium .alpha.β-glucoheptonate
FR2396114A1 (fr) * 1977-06-29 1979-01-26 Protex Manuf Prod Chimiq Perfectionnements aux procedes de blanchiment oxydant
FR2419974A1 (fr) * 1978-03-14 1979-10-12 Rhone Poulenc Ind Nouvel agent sequestrant pour compositions lessivielles a base d'un compose gluco-heptonique de magnesium
DE2933969C2 (de) * 1979-08-22 1982-02-25 Benckiser-Knapsack Gmbh, 6802 Ladenburg N-(Hydroxymethyl)-aminoalkan-diphosphonsäuren sowie diese Verbindungen enthaltende Stabilisatoren
GB8311865D0 (en) * 1983-04-29 1983-06-02 Procter & Gamble Ltd Bleach compositions

Also Published As

Publication number Publication date
GB2206903B (en) 1991-03-20
CH676256A5 (it) 1990-12-28
DE3820160C2 (de) 1998-10-08
FR2617182B1 (fr) 1994-01-07
FR2617182A1 (fr) 1988-12-30
DE3820160A1 (de) 1989-01-05
US5000874A (en) 1991-03-19
GB8814839D0 (en) 1988-07-27
IT1219651B (it) 1990-05-24
GB2206903A (en) 1989-01-18

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960626