ES2118948T3 - Desentintado de material celulosico y composiciones utilizadas. - Google Patents

Desentintado de material celulosico y composiciones utilizadas.

Info

Publication number
ES2118948T3
ES2118948T3 ES93908047T ES93908047T ES2118948T3 ES 2118948 T3 ES2118948 T3 ES 2118948T3 ES 93908047 T ES93908047 T ES 93908047T ES 93908047 T ES93908047 T ES 93908047T ES 2118948 T3 ES2118948 T3 ES 2118948T3
Authority
ES
Spain
Prior art keywords
ink
decentation
cellulosic material
compositions used
waste
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
ES93908047T
Other languages
English (en)
Inventor
John Graham Langley
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.)
Ciba Specialty Chemicals Water Treatments Ltd
Original Assignee
Allied Colloids Ltd
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 Allied Colloids Ltd filed Critical Allied Colloids Ltd
Application granted granted Critical
Publication of ES2118948T3 publication Critical patent/ES2118948T3/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
    • D21C5/027—Chemicals therefor
    • 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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

UN PROCESO PARA DESTINTAR PAPEL DE DESECHO PUEDE SER OPERADA BAJO CONDICIONES USANDO UNA COMBINACION SIMPLE DE PRODUCTOS QUIMICOS PARA RESULTAR UN JUGO DE DESECHO QUE ESTA SUSTANCIALMENTE ACOGEDOR AMBIENTALMENTE. EL PROCESO COMPRENDE FORMAR UNA PASTA DEL PAPEL DE DESECHO EN UN MEDIO ACUOSO QUE TIENE UN PH DE ENTRE 6 Y 9 Y QUE ESTA SUSTANCIALMENTE LIBRE DE FOSFATOS DISUELTOS Y QUE INCLUYE UNA CANTIDAD DE DISPERSADOR DE TINTA DE AGENTE DISPERSADOR, Y SEPARAR LA TINTA DE LA PASTA.
ES93908047T 1992-04-15 1993-04-14 Desentintado de material celulosico y composiciones utilizadas. Expired - Lifetime ES2118948T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9208293A GB9208293D0 (en) 1992-04-15 1992-04-15 Treatment of cellulosic material and compositions for use in this

Publications (1)

Publication Number Publication Date
ES2118948T3 true ES2118948T3 (es) 1998-10-01

Family

ID=10714080

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93908047T Expired - Lifetime ES2118948T3 (es) 1992-04-15 1993-04-14 Desentintado de material celulosico y composiciones utilizadas.

Country Status (15)

Country Link
EP (1) EP0636192B1 (es)
JP (1) JP3213320B2 (es)
KR (1) KR100281396B1 (es)
AT (1) ATE167713T1 (es)
AU (1) AU666006B2 (es)
CA (1) CA2118304C (es)
DE (1) DE69319335T2 (es)
DK (1) DK0636192T3 (es)
ES (1) ES2118948T3 (es)
FI (1) FI115847B (es)
GB (1) GB9208293D0 (es)
MX (1) MX9302167A (es)
NO (1) NO304749B1 (es)
WO (1) WO1993021376A1 (es)
ZA (1) ZA932615B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5637191A (en) * 1992-04-15 1997-06-10 Allied Colloids Limited Treatment of cellulosic material and compositions for use in this
GB9322118D0 (en) * 1993-10-27 1993-12-15 Allied Colloids Ltd Treatment of cellulosic material and compositions for use in this
CH687209A5 (de) * 1993-12-07 1996-10-15 Utzenstorf Papierfabrik Ag Verfahren zur Aufbereitung von Altpapier fuer die Papierproduktion.
DE4442056A1 (de) * 1994-11-25 1996-05-30 Henkel Kgaa Verfahren zur Entfernung von Druckfarben aus bedrucktem Altpapier
ZA9510691B (en) * 1994-12-15 1996-09-13 Rhone Poulenc Inc Deinking composition and process
CA2165251A1 (en) * 1994-12-15 1996-06-16 Jill Marie Jobbins Deinking composition and process
US5632857A (en) * 1995-04-04 1997-05-27 Rhone-Poulenc Inc. Process for removing waterborne flexographic inks from substrates
US6251220B1 (en) 1995-04-05 2001-06-26 Kao Corporation Wastepaper deinking method using amine or acid salt of amine in the flotation stage
FR3037084B1 (fr) * 2015-06-02 2020-01-10 Coatex Procede de desencrage de papier de recuperation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2276857A1 (fr) * 1974-07-02 1976-01-30 Rhone Poulenc Ind Nouvelle composition floculante
US4162186A (en) * 1976-12-15 1979-07-24 Desoto, Inc. Alkaline surfactant system for de-inking printed fibrous material
GB2178079A (en) * 1985-07-23 1987-02-04 Kao Corp Deinking of waste paper

Also Published As

Publication number Publication date
ATE167713T1 (de) 1998-07-15
GB9208293D0 (en) 1992-06-03
KR950701026A (ko) 1995-02-20
EP0636192B1 (en) 1998-06-24
FI115847B (fi) 2005-07-29
ZA932615B (en) 1994-04-14
DE69319335T2 (de) 1998-10-29
JP3213320B2 (ja) 2001-10-02
NO304749B1 (no) 1999-02-08
WO1993021376A1 (en) 1993-10-28
MX9302167A (es) 1994-05-31
AU3902993A (en) 1993-11-18
DE69319335D1 (de) 1998-07-30
FI944826A0 (fi) 1994-10-13
CA2118304C (en) 2004-08-10
NO943916D0 (no) 1994-10-14
JPH07505683A (ja) 1995-06-22
KR100281396B1 (ko) 2001-02-01
FI944826L (fi) 1994-10-13
EP0636192A1 (en) 1995-02-01
NO943916L (no) 1994-10-14
DK0636192T3 (da) 1999-06-23
CA2118304A1 (en) 1993-10-28
AU666006B2 (en) 1996-01-25

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