DE69217196D1 - Verfahren zur verbesserung der rückhaltung bei der papier-oder pappeherstellung - Google Patents

Verfahren zur verbesserung der rückhaltung bei der papier-oder pappeherstellung

Info

Publication number
DE69217196D1
DE69217196D1 DE69217196T DE69217196T DE69217196D1 DE 69217196 D1 DE69217196 D1 DE 69217196D1 DE 69217196 T DE69217196 T DE 69217196T DE 69217196 T DE69217196 T DE 69217196T DE 69217196 D1 DE69217196 D1 DE 69217196D1
Authority
DE
Germany
Prior art keywords
paper
cardboard production
restraint
improving
improving restraint
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 - Lifetime
Application number
DE69217196T
Other languages
English (en)
Other versions
DE69217196T2 (de
Inventor
Maurice Turachus
Georges Vrisakis
Rene Hund
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.)
SNF SA
Original Assignee
SNF SA
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 SNF SA filed Critical SNF SA
Publication of DE69217196D1 publication Critical patent/DE69217196D1/de
Application granted granted Critical
Publication of DE69217196T2 publication Critical patent/DE69217196T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
DE69217196T 1991-07-26 1992-07-24 Verfahren zur verbesserung der rückhaltung bei der papier-oder pappeherstellung Expired - Lifetime DE69217196T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9109781A FR2679546B1 (fr) 1991-07-26 1991-07-26 Procede de traitement des eaux.
PCT/FR1992/000733 WO1993003223A1 (fr) 1991-07-26 1992-07-24 Procede de traitement des eaux, notamment pour ameliorer la retention dans la fabrication des papiers ou cartons

Publications (2)

Publication Number Publication Date
DE69217196D1 true DE69217196D1 (de) 1997-03-13
DE69217196T2 DE69217196T2 (de) 1997-07-10

Family

ID=9415808

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217196T Expired - Lifetime DE69217196T2 (de) 1991-07-26 1992-07-24 Verfahren zur verbesserung der rückhaltung bei der papier-oder pappeherstellung

Country Status (4)

Country Link
EP (1) EP0558701B1 (de)
DE (1) DE69217196T2 (de)
FR (1) FR2679546B1 (de)
WO (1) WO1993003223A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1270118B (it) * 1994-10-04 1997-04-28 Italtraco Srl Composizione per il trattamento di rifiuti polari contenenti dispersioni colloidali costituite da particelle solvatate e procedimento per la rimozione di dette sostanze che utilizza questa composizione
EP0794156A1 (de) * 1996-03-05 1997-09-10 Garuda Consulting + Holding GmbH Verfahren zum Reinigen betrieblicher Abwässer von darin gelösten organischen Stoffen, insbesondere Stärke oder Zellstoff
FR2793169B1 (fr) * 1999-05-03 2002-02-22 Gabriel Sylvestre Procede de creation de brouillard, de vaporisation par mise en haute/moyenne pression d'eau pure ou melangee a differents produits pour diverses applications
NO311713B1 (no) * 2000-03-22 2002-01-14 Stig Ovar Keller Fellingskjemikalie samt fremgangsmåte ved, og anvendelse av, fellingskjemikaliet

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3052595A (en) * 1955-05-11 1962-09-04 Dow Chemical Co Method for increasing filler retention in paper
DE2262906A1 (de) * 1972-03-30 1973-10-11 Sandoz Ag Verfahren zur verbesserung der entwaesserungsbeschleunigenden eigenschaften von polyamidaminen, polyaetheraminen und polyaethyleniminen in cellulosefasersuspensionen
DE3541163A1 (de) * 1985-11-21 1987-05-27 Basf Ag Verfahren zur herstellung von papier und karton
GB8602121D0 (en) * 1986-01-29 1986-03-05 Allied Colloids Ltd Paper & paper board
FR2640613B1 (fr) * 1988-11-29 1992-01-10 Alsthom Gec Produit et procede de traitement d'une dispersion aqueuse usee a l'aide d'une montmorillonite
GB8828899D0 (en) * 1988-12-10 1989-01-18 Laporte Industries Ltd Paper & paperboard
HU210306B (en) * 1989-01-24 1995-07-28 Varga Product for increasing of efficianci of water purificating apparatous
JPH0753815B2 (ja) * 1989-06-22 1995-06-07 第一工業製薬株式会社 ベントナイト改質剤

Also Published As

Publication number Publication date
FR2679546B1 (fr) 1994-01-28
FR2679546A1 (fr) 1993-01-29
WO1993003223A1 (fr) 1993-02-18
DE69217196T2 (de) 1997-07-10
EP0558701B1 (de) 1997-01-29
EP0558701A1 (de) 1993-09-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition