ATE424475T1 - Verfahren zur regulierung des tensidgehalts während des deinking von papier und deinkingvorrichtung, die dieses verfahren umsetzt - Google Patents

Verfahren zur regulierung des tensidgehalts während des deinking von papier und deinkingvorrichtung, die dieses verfahren umsetzt

Info

Publication number
ATE424475T1
ATE424475T1 AT07301076T AT07301076T ATE424475T1 AT E424475 T1 ATE424475 T1 AT E424475T1 AT 07301076 T AT07301076 T AT 07301076T AT 07301076 T AT07301076 T AT 07301076T AT E424475 T1 ATE424475 T1 AT E424475T1
Authority
AT
Austria
Prior art keywords
flotation
deinking
paper
regulating
surfactants
Prior art date
Application number
AT07301076T
Other languages
English (en)
Inventor
Bruno Carre
Original Assignee
Ct Tech De L Ind Du Papier Car
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 Ct Tech De L Ind Du Papier Car filed Critical Ct Tech De L Ind Du Papier Car
Application granted granted Critical
Publication of ATE424475T1 publication Critical patent/ATE424475T1/de

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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/08—Subsequent treatment of concentrated product
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • D21B1/325—Defibrating by other means of waste paper de-inking devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Physical Water Treatments (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT07301076T 2006-07-21 2007-05-31 Verfahren zur regulierung des tensidgehalts während des deinking von papier und deinkingvorrichtung, die dieses verfahren umsetzt ATE424475T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0653060A FR2904011B1 (fr) 2006-07-21 2006-07-21 Procede de reduction de la teneur en tensioactifs au cours du desencrage du papier et dispositif de desencrage mettant en oeuvre ce procede.

Publications (1)

Publication Number Publication Date
ATE424475T1 true ATE424475T1 (de) 2009-03-15

Family

ID=37734417

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07301076T ATE424475T1 (de) 2006-07-21 2007-05-31 Verfahren zur regulierung des tensidgehalts während des deinking von papier und deinkingvorrichtung, die dieses verfahren umsetzt

Country Status (5)

Country Link
EP (1) EP1881105B1 (de)
AT (1) ATE424475T1 (de)
DE (1) DE602007000629D1 (de)
ES (1) ES2321989T3 (de)
FR (1) FR2904011B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007044952A1 (de) * 2007-09-20 2009-04-02 Voith Patent Gmbh Verfahren zur Behandlung einer Papierfasersuspension

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0478505A3 (en) * 1990-09-26 1993-09-01 Sandoz Ltd. De-inking process
CH687209A5 (de) * 1993-12-07 1996-10-15 Utzenstorf Papierfabrik Ag Verfahren zur Aufbereitung von Altpapier fuer die Papierproduktion.
ZA9510691B (en) * 1994-12-15 1996-09-13 Rhone Poulenc Inc Deinking composition and process
WO1997018348A1 (en) * 1995-11-15 1997-05-22 Rhodia Inc. Process for enhancing ash removal in deinking process
WO1997022750A2 (en) * 1995-12-15 1997-06-26 Shell Internationale Research Maatschappij B.V. Office wastepaper deinking process
CA2210385A1 (en) * 1997-07-07 1999-01-07 Kenneth J. Chascin Use of cationic polyelectrolytes and surfactants in the deinking of wastepaper

Also Published As

Publication number Publication date
EP1881105A3 (de) 2008-02-13
FR2904011B1 (fr) 2011-03-18
FR2904011A1 (fr) 2008-01-25
EP1881105A2 (de) 2008-01-23
EP1881105B1 (de) 2009-03-04
DE602007000629D1 (de) 2009-04-16
ES2321989T3 (es) 2009-06-15

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties