ES2062730T3 - Procedimiento para desentintar los papeles impresos. - Google Patents

Procedimiento para desentintar los papeles impresos.

Info

Publication number
ES2062730T3
ES2062730T3 ES91420220T ES91420220T ES2062730T3 ES 2062730 T3 ES2062730 T3 ES 2062730T3 ES 91420220 T ES91420220 T ES 91420220T ES 91420220 T ES91420220 T ES 91420220T ES 2062730 T3 ES2062730 T3 ES 2062730T3
Authority
ES
Spain
Prior art keywords
pulp
stage
thickening
ink
suspension
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
ES91420220T
Other languages
English (en)
Inventor
Gerard Galland
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.)
CENTRE TECH IND PAPIER
Original Assignee
CENTRE TECH IND PAPIER
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9398829&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2062730(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by CENTRE TECH IND PAPIER filed Critical CENTRE TECH IND PAPIER
Application granted granted Critical
Publication of ES2062730T3 publication Critical patent/ES2062730T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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

  • Paper (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

PROCESO PARA DESTINTAR LOS VIEJOS PAPELES IMPRESOS, EN EL QUE: . SE TRANSFORMAN DICHOS PAPELES EN UNA SUSPENSION PASTOSA; . DESPUES, SE ELIMINA LA TINTA DE ESTA SUSPENSION EN DOS FASES I Y II DISTINTAS Y SUCESIVAS, SEGUIDAS CADA UNA DE UNA ETAPA DE ESPESAMIENTO; . Y FINALMENTE, SE ENVIA LA PASTA ASI DESTINTADA EN EL CIRCUITO DE UTILIZACION DE LA PASTA, CARACTERIZADA: -EN QUE LA PRIMERA FASE I, DURANTE LA CUAL SE EFECTUA UNA DESINTEGRACION (1) DE LA SUSPENSION PASTOSA, Y DESPUES UNA PRIMERA ELIMINACION DE LA TINTA (3) Y UN ESPESAMIENTO (5) DE LA PASTA PARCIALMENTE DESTINTADA, Y EFECTUADA EN MEDIO NEUTRO O LIGERAMENTE ACIDO; -Y EN QUE LA SEGUNDA FASE II, EN LA QUE SE RECUPERA EN UN MEZCLADOR (8) LA PASTA (7) ASI ESPESADA, Y DESPUES SE PRACTICA UNA SEGUNDA ELIMINACION (10) DE LA TINTA RESIDUAL, Y UN NUEVO ESPESAMIENTO (12) SE EFECTUA EN MEDIO ALCALINO POR ADICION DE REACTIVOS ALCALINOS EN EL MEZCLADOR (8).
ES91420220T 1990-07-12 1991-07-04 Procedimiento para desentintar los papeles impresos. Expired - Lifetime ES2062730T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9009128A FR2664627B1 (fr) 1990-07-12 1990-07-12 Procede pour desencrer les papiers imprimes.

Publications (1)

Publication Number Publication Date
ES2062730T3 true ES2062730T3 (es) 1994-12-16

Family

ID=9398829

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91420220T Expired - Lifetime ES2062730T3 (es) 1990-07-12 1991-07-04 Procedimiento para desentintar los papeles impresos.

Country Status (8)

Country Link
US (1) US5401360A (es)
EP (1) EP0466615B1 (es)
JP (1) JP2899141B2 (es)
AT (1) ATE112810T1 (es)
CA (1) CA2044466C (es)
DE (1) DE69104566T2 (es)
ES (1) ES2062730T3 (es)
FR (1) FR2664627B1 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2082557C (en) * 1992-02-24 1997-03-11 Charles W. Hankins Integrated pulping process of waste paper yielding tissue-grade paper fibers
US5225046A (en) * 1992-02-26 1993-07-06 Shell Oil Company Wastepaper deinking process
US5582681A (en) 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
US6074527A (en) 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
US6001218A (en) 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
JPH08120580A (ja) * 1994-10-20 1996-05-14 Honshu Paper Co Ltd 印刷古紙の脱インキ方法
JPH08127989A (ja) * 1994-10-28 1996-05-21 Honshu Paper Co Ltd 印刷古紙の脱インキ方法
US6312559B1 (en) * 1996-10-02 2001-11-06 Kao Corporation Deinking process using amine compounds and white water recycling
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
US6200416B1 (en) 1997-06-10 2001-03-13 Praxair Technology, Inc. Recycled paper production process which incorporates carbon dioxide
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers
US7169257B2 (en) * 2003-11-12 2007-01-30 Kemira Chemicals, Inc. Method of deinking waste paper using a reduced alkali system
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
US7770649B2 (en) 2004-10-12 2010-08-10 Cameron International Corporation Locking device
JP2007131704A (ja) * 2005-11-09 2007-05-31 Fujifilm Corp 環状オレフィン系重合体、およびそれを用いた光学材料、偏光板および液晶表示装置
US8185996B2 (en) * 2009-03-13 2012-05-29 Palo Alto Research Center Incorporated System and method of solid ink removal for substrate re-use
PL2703180T3 (pl) 2012-08-27 2016-06-30 Agfa Nv Utwardzalne radiacyjnie, rodnikowo ciecze do odbarwiania podłoży
CN112756374A (zh) * 2020-12-28 2021-05-07 储茂东 一种纸制品回收方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA699582A (en) * 1964-12-08 Ortner Herbert Process and apparatus for removing ink from printed waste paper
GB1012527A (en) * 1962-12-07 1965-12-08 Abitibi Power & Paper Co De-inking of newspapers and other waste paper
FR2280864A1 (fr) * 1974-07-29 1976-02-27 Genoud & Cie Ets Briquet a gaz a jeter
US4162186A (en) * 1976-12-15 1979-07-24 Desoto, Inc. Alkaline surfactant system for de-inking printed fibrous material
DE2816148B1 (de) * 1978-04-14 1978-10-12 Voith Gmbh J M Verfahren zum Wiederaufbereiten von Papieren
DE2919866A1 (de) * 1978-05-22 1979-11-29 Wiggins Teape Group Ltd Verfahren zur rueckgewinnung von fasern
DE2908660C2 (de) * 1979-03-06 1984-02-09 J.M. Voith Gmbh, 7920 Heidenheim Verfahren und Anlage zur Rückgewinnung einer Faserstoffsuspension aus gemischtem Altpapier
US4360402A (en) * 1979-03-27 1982-11-23 J. M. Voith Gmbh Process and apparatus for preparing waste paper for reuse
US4450043A (en) * 1982-03-12 1984-05-22 Appleton Papers Inc. Method for recovering pulp from pressure-sensitive carbonless copying paper waste
IT1155310B (it) * 1982-04-19 1987-01-28 Jean Marie Clement Procedimento per il trattamento di riciclaggio di carta stampata da macero
DE3305131A1 (de) * 1983-02-15 1984-08-16 Degussa Ag, 6000 Frankfurt Verfahren zum entfaerben von altpapier
FR2550561B1 (fr) * 1983-08-08 1986-08-08 Interox Procede pour la regeneration des vieux papiers
DE3702978C1 (de) * 1987-02-02 1988-06-30 Gruenau Gmbh Chem Fab Verfahren zum De-inken von bedrucktem Altpapier
FR2612212B1 (fr) * 1987-03-13 1990-06-29 Centre Tech Ind Papier Procede et installation pour le recyclage de vieux papiers imprimes
US5225046A (en) * 1992-02-26 1993-07-06 Shell Oil Company Wastepaper deinking process

Also Published As

Publication number Publication date
ATE112810T1 (de) 1994-10-15
EP0466615A1 (fr) 1992-01-15
CA2044466A1 (fr) 1992-01-13
FR2664627B1 (fr) 1995-11-24
US5401360A (en) 1995-03-28
FR2664627A1 (fr) 1992-01-17
CA2044466C (fr) 2001-01-16
DE69104566D1 (de) 1994-11-17
EP0466615B1 (fr) 1994-10-12
JP2899141B2 (ja) 1999-06-02
JPH04240285A (ja) 1992-08-27
DE69104566T2 (de) 1995-02-16

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