ES474344A1 - Procedimiento para el destintado de papel de desecho impreso. - Google Patents

Procedimiento para el destintado de papel de desecho impreso.

Info

Publication number
ES474344A1
ES474344A1 ES474344A ES474344A ES474344A1 ES 474344 A1 ES474344 A1 ES 474344A1 ES 474344 A ES474344 A ES 474344A ES 474344 A ES474344 A ES 474344A ES 474344 A1 ES474344 A1 ES 474344A1
Authority
ES
Spain
Prior art keywords
waste paper
printed waste
inking
weight
paper
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
Application number
ES474344A
Other languages
English (en)
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.)
Montedison SpA
Original Assignee
Montedison SpA
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
Priority claimed from IT2881677A external-priority patent/IT1088020B/it
Priority claimed from IT27242/78A external-priority patent/IT1109524B/it
Application filed by Montedison SpA filed Critical Montedison SpA
Publication of ES474344A1 publication Critical patent/ES474344A1/es
Expired 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
    • D21C5/027—Chemicals therefor
    • 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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

Procedimiento para el destinado de papel de desecho impreso, caracterizado porque en su realización comprende, una primera etapa en la que el papel de desecho impreso se somete en un reactor provisto con un sistema de agitación a un pulpado en agua, tratándolo en medio alcalino a un pH comprendido entre 9 y 12 en forma de una suspensión acuosa que contiene el papel de desecho impreso en una porción igual a 3- 15% en peso y una proporción igual a 1-6% con respecto al peso del papel.
ES474344A 1977-10-20 1978-10-19 Procedimiento para el destintado de papel de desecho impreso. Expired ES474344A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2881677A IT1088020B (it) 1977-10-20 1977-10-20 Composizione e procedimento per la disinchiostrazione di carta da macero stampata
IT27242/78A IT1109524B (it) 1978-09-01 1978-09-01 Composizione e procedimento per la disinchiostrazione di carta da macero

Publications (1)

Publication Number Publication Date
ES474344A1 true ES474344A1 (es) 1979-04-16

Family

ID=26328723

Family Applications (1)

Application Number Title Priority Date Filing Date
ES474344A Expired ES474344A1 (es) 1977-10-20 1978-10-19 Procedimiento para el destintado de papel de desecho impreso.

Country Status (14)

Country Link
US (1) US4231841A (es)
JP (1) JPS5468403A (es)
AT (1) AT367115B (es)
BE (1) BE871423A (es)
CH (1) CH639161A5 (es)
DE (1) DE2845606A1 (es)
DK (1) DK162899C (es)
ES (1) ES474344A1 (es)
FR (1) FR2406692A1 (es)
GB (1) GB2007252B (es)
IE (1) IE47408B1 (es)
LU (1) LU80382A1 (es)
NL (1) NL7810361A (es)
SE (1) SE439505B (es)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360439A (en) * 1977-10-20 1982-11-23 Montedison S.P.A. Composition for the de-inking of printed waste paper by the washing process
IT1155310B (it) * 1982-04-19 1987-01-28 Jean Marie Clement Procedimento per il trattamento di riciclaggio di carta stampata da macero
DD223746A1 (de) * 1983-12-20 1985-06-19 Wolfen Filmfab Veb Chemikalienflotte zur druckfarbenentfernung aus altpapierstoffen
DE3811025A1 (de) * 1988-03-31 1989-10-12 Gruenau Gmbh Chem Fab Verfahren zum de-inken von bedrucktem altpapier
DE3934893A1 (de) * 1989-10-19 1991-04-25 Gruenau Gmbh Chem Fab Waessrige, erdalkaliseifen und/oder erdalkaliharzseifen enthaltende dispersionen zum deinken von bedruckten altpapieren
US5173176A (en) * 1990-02-23 1992-12-22 The Dow Chemical Company Dialkylated aryl monosulfonate collectors useful in the flotation of minerals
US5015367A (en) * 1990-02-23 1991-05-14 The Dow Chemical Company Alkylated diaryl oxide monosulfonate collectors useful in the floatation of minerals
US5171427A (en) * 1990-02-23 1992-12-15 The Dow Chemical Company Sulfonated and carboxylate collector compositions useful in the flotation of minerals
US5094716A (en) * 1990-09-19 1992-03-10 Betz Paperchem, Inc. Use of anionic surfactant/dispersant blends for the deinking of groundwood newsprint
FI932773A7 (fi) * 1990-12-17 1993-07-23 Dow Global Technologies Inc Aryylimonosulfonaattikokoojat, jotka ovat käyttökelpoisia mineraalien vaahdotuksessa
US5288369A (en) * 1990-12-28 1994-02-22 Kao Corporation Deinking method and deinking composition
US5200034A (en) * 1991-04-25 1993-04-06 Betz Paperchem, Inc. Use of surfactants having an HLB less than 10 in the deinking of dry toner electrostatic printed wastepaper
US5248388A (en) * 1991-04-25 1993-09-28 Betz Paperchem, Inc. Use of surfactants having an HLB less than 10 in the deinking of dry toner electrostatic printed wastepaper
US5876559A (en) * 1991-06-25 1999-03-02 International Paper Company Deinking of impact and non-impact printed paper by an agglomeration process
US5259969A (en) * 1991-09-16 1993-11-09 International Paper Company Deinking of impact and non-impact printed paper
US5314580A (en) * 1992-07-08 1994-05-24 Mauvin Material & Chemical Processing Limited Process for the removal of ink, resin, and adhesive residues from paper, textile fabrics and solid surfaces
US5500082A (en) * 1993-04-26 1996-03-19 North Carolina State University Deinking of xerographic printed wastepaper using long chain alcohol
US5582681A (en) * 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
US6001218A (en) * 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. 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
US5744064A (en) * 1995-05-12 1998-04-28 Union Carbide Chemicals & Plastics Technology Corporation Ketone-based surfactant and method for treating industrial, commerical, and institutional waste-water
US5744065A (en) 1995-05-12 1998-04-28 Union Carbide Chemicals & Plastics Technology Corporation Aldehyde-based surfactant and method for treating industrial, commercial, and institutional waste-water
US5766448A (en) * 1996-09-25 1998-06-16 International Paper Company Pressure screening system for processing contaminated pulp fiber
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
US6258873B1 (en) * 1998-03-24 2001-07-10 Xerox Corporation Ink compositions substantially free of organic liquids
US6274645B1 (en) 1998-06-29 2001-08-14 Xerox Corporation Washing composition for indelible marks
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers
US6248162B1 (en) 1999-11-29 2001-06-19 Xerox Corporation Ink compositions containing malonaldehyde bis(dimethaylacetal)
US6264731B1 (en) 1999-11-29 2001-07-24 Xerox Corporation Ink compositions containing 1,3,5-trioxane or tetraethylene glycol dimethyl ether
US20050133172A1 (en) * 2003-12-01 2005-06-23 Robinson Peter M. Deinking system for carbonate pulping
US7862685B2 (en) * 2006-01-09 2011-01-04 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US7897010B2 (en) * 2006-01-09 2011-03-01 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US8617353B2 (en) 2009-06-17 2013-12-31 Kemira Oyj Deinking process
US8317973B2 (en) 2009-11-11 2012-11-27 Kemira Chemical, Inc. Polyester surfactants for deinking
CN105566997A (zh) * 2015-11-27 2016-05-11 徐州工程学院 一种废纸脱墨剂及其制备方法和应用
CN108727895B (zh) * 2018-05-04 2022-04-08 南京信息工程大学 一种环保型半水基印刷油墨清洗剂及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2005742A (en) * 1934-05-25 1935-06-25 Pierre R Hines Process for deinking imprinted paper
NL84209C (es) * 1952-02-09 1900-01-01
DE1085998B (de) * 1956-03-21 1960-07-28 California Research Corp Reinigungsmittel mit geringem Schaumbildungsvermoegen
BE621642A (es) * 1961-08-22 1900-01-01
FR1331843A (fr) * 1961-08-22 1963-07-05 Hugh Stevenson & Sons Ltd Procédé pour le désencrage de vieux papiers imprimés ou matières analogues imprimées
NL268544A (es) * 1961-10-02 1900-01-01
US3446696A (en) * 1962-05-09 1969-05-27 Evening News Publishing Co Method of de-inking with a non-ionic detergent
US3377234A (en) * 1963-09-05 1968-04-09 Garden State Paper Co Inc De-inking printed waste cellulosic stock utilizing an admixture of alkyl sulfates and alkyl aryl sulfonates
US3354027A (en) * 1963-09-11 1967-11-21 Abitibi Power & Paper Co Deinking of waste paper
US3354028A (en) * 1963-12-30 1967-11-21 Garden State Paper Company Inc Clarifying waste effluents from re-inking processes by reversing the effluent ph
JPS5022607B2 (es) * 1972-09-11 1975-08-01
US3959165A (en) * 1972-09-15 1976-05-25 Colgate-Palmolive Company Biodegradable, non-polluting, heavy duty synthetic organic detergent composition
DE2311674C3 (de) * 1973-03-09 1978-01-19 Degussa Verfahren zum regenerieren von altpapier
AT333587B (de) * 1973-08-04 1976-11-25 Voith Gmbh J M Verfahren und anlage zum aufbereiten von altpapier

Also Published As

Publication number Publication date
LU80382A1 (fr) 1979-06-15
CH639161A5 (it) 1983-10-31
DE2845606A1 (de) 1979-04-26
US4231841A (en) 1980-11-04
IE47408B1 (en) 1984-03-07
JPS5468403A (en) 1979-06-01
SE7810751L (sv) 1979-04-21
GB2007252A (en) 1979-05-16
DK460678A (da) 1979-04-21
FR2406692A1 (fr) 1979-05-18
SE439505B (sv) 1985-06-17
ATA752478A (de) 1981-10-15
IE782083L (en) 1979-04-20
FR2406692B1 (es) 1982-06-18
NL7810361A (nl) 1979-04-24
GB2007252B (en) 1982-10-06
DE2845606C2 (es) 1990-02-22
DK162899C (da) 1992-05-18
DK162899B (da) 1991-12-23
AT367115B (de) 1982-06-11
BE871423A (fr) 1979-04-20

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991102