FR2434233A1 - Procede de traitement des vieux papiers - Google Patents

Procede de traitement des vieux papiers

Info

Publication number
FR2434233A1
FR2434233A1 FR7919393A FR7919393A FR2434233A1 FR 2434233 A1 FR2434233 A1 FR 2434233A1 FR 7919393 A FR7919393 A FR 7919393A FR 7919393 A FR7919393 A FR 7919393A FR 2434233 A1 FR2434233 A1 FR 2434233A1
Authority
FR
France
Prior art keywords
paper
fibres
printing ink
low temp
dissolving
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.)
Granted
Application number
FR7919393A
Other languages
English (en)
Other versions
FR2434233B3 (fr
Inventor
Lothar Pfalzer
Siegbert Hischer
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.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Publication of FR2434233A1 publication Critical patent/FR2434233A1/fr
Application granted granted Critical
Publication of FR2434233B3 publication Critical patent/FR2434233B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • D21C5/025—De-inking
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)

Abstract

L'invention concerne le traitement de vieux papiers dans un lessiveur. Elle se caractérise en ce que l'on provoque un foisonnement important des fibres qui détache les couleurs d'imprimerie, après quoi celles-ci sont séparées des fibres. Application : papiers à liant de couleurs d'imprimerie non saponifiables.
FR7919393A 1978-08-23 1979-07-23 Procede de traitement des vieux papiers Granted FR2434233A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2836805A DE2836805B1 (de) 1978-08-23 1978-08-23 Verfahren zur Aufbereitung von Altpapier

Publications (2)

Publication Number Publication Date
FR2434233A1 true FR2434233A1 (fr) 1980-03-21
FR2434233B3 FR2434233B3 (fr) 1981-05-08

Family

ID=6047708

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7919393A Granted FR2434233A1 (fr) 1978-08-23 1979-07-23 Procede de traitement des vieux papiers

Country Status (3)

Country Link
JP (1) JPS5530500A (fr)
DE (1) DE2836805B1 (fr)
FR (1) FR2434233A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545381A (en) * 1991-01-31 1996-08-13 Ricoh Company, Ltd. Device for regenerating printed sheet-like recording medium
US5605777A (en) * 1992-08-31 1997-02-25 Ricoh Company, Ltd. Method and apparatus for regenerating image holding member
JPH07140704A (ja) * 1993-09-22 1995-06-02 Ricoh Co Ltd 像保持体の繰り返し使用方法
JP2691512B2 (ja) * 1993-09-22 1997-12-17 株式会社リコー 像保持体からの像形成物質除去方法及びその装置
US5642550A (en) * 1994-02-28 1997-07-01 Ricoh Company, Ltd. Apparatus for removing image forming substance from image holding member
US5574538A (en) 1994-09-26 1996-11-12 Ricoh Company, Ltd. Method and apparatus for removing image forming substance from image holding member forming processing situation mark
JPH08166747A (ja) 1994-10-14 1996-06-25 Ricoh Co Ltd シート材からの付着物除去装置
US5813344A (en) * 1994-10-24 1998-09-29 Ricoh Company, Ltd. Method and apparatus for removing image forming substance from image holding member
DE19655347C5 (de) * 1996-04-24 2014-07-24 Eckart Gmbh Perlglanzpigment-Zubereitung und deren Verwendung

Also Published As

Publication number Publication date
DE2836805B1 (de) 1979-04-12
FR2434233B3 (fr) 1981-05-08
JPS5530500A (en) 1980-03-04

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Legal Events

Date Code Title Description
ST Notification of lapse