ES2152525T3 - Proceso y composicion para el destintado de papel de desecho. - Google Patents

Proceso y composicion para el destintado de papel de desecho.

Info

Publication number
ES2152525T3
ES2152525T3 ES96913817T ES96913817T ES2152525T3 ES 2152525 T3 ES2152525 T3 ES 2152525T3 ES 96913817 T ES96913817 T ES 96913817T ES 96913817 T ES96913817 T ES 96913817T ES 2152525 T3 ES2152525 T3 ES 2152525T3
Authority
ES
Spain
Prior art keywords
composition
disposal
waste paper
paper
destinate
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
ES96913817T
Other languages
English (en)
Inventor
Frank J Sutman
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.)
Veolia WTS USA Inc
Original Assignee
BetzDearborn Inc
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 BetzDearborn Inc filed Critical BetzDearborn Inc
Application granted granted Critical
Publication of ES2152525T3 publication Critical patent/ES2152525T3/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
    • 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)
  • Storage Of Web-Like Or Filamentary Materials (AREA)

Abstract

SE DESCRIBEN UN PROCESO Y UNA COMPOSICION PARA DESTINTAR PAPEL USADO. EL PROCESO CONSISTE EN ADMINISTRAR UN ALCOHOL, ALEATORIAMENTE ALCOXILADO CON UNA MEZCLA DE OXIDOS DE ALQUILENO, FORMANDO UN TENSIOACTIVO, A UNA MUESTRA DE PAPEL USADO PARA LA QUE SE DESEA EL TRATAMIENTO. EL TENSIOACTIVO ESTIMULA LA AGREGACION Y EL AUMENTO DE DENSIDAD DE PARTICULAS DE TONER ELECTROSTATICAS, PROMOVIENDO EL ESPUMADO EN LA PASTA ACUOSA.
ES96913817T 1995-05-02 1996-04-19 Proceso y composicion para el destintado de papel de desecho. Expired - Lifetime ES2152525T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/432,738 US5660683A (en) 1995-05-02 1995-05-02 Process for deinking waste paper using a mixture of thiol ethoxylate and alcohol alkoxylates

Publications (1)

Publication Number Publication Date
ES2152525T3 true ES2152525T3 (es) 2001-02-01

Family

ID=23717407

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96913817T Expired - Lifetime ES2152525T3 (es) 1995-05-02 1996-04-19 Proceso y composicion para el destintado de papel de desecho.

Country Status (13)

Country Link
US (1) US5660683A (es)
EP (1) EP0823949B1 (es)
JP (1) JPH11504992A (es)
KR (1) KR19980701977A (es)
AT (1) ATE198084T1 (es)
AU (1) AU700347B2 (es)
CA (1) CA2208782A1 (es)
DE (1) DE69611236T2 (es)
DK (1) DK0823949T3 (es)
ES (1) ES2152525T3 (es)
NO (1) NO974980L (es)
TW (1) TW334486B (es)
WO (1) WO1996035014A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6562194B1 (en) * 2000-03-30 2003-05-13 Calgon Corporation Method of creping paper webs
EP1309754A2 (en) * 2000-08-07 2003-05-14 Kao Specialties Americas Flotation deinking process
JP2002069876A (ja) * 2000-08-22 2002-03-08 Nippon Paper Industries Co Ltd 古紙の脱墨方法
JP4604962B2 (ja) * 2005-10-28 2011-01-05 王子製紙株式会社 高白色度脱墨パルプの製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618400A (en) * 1984-12-28 1986-10-21 Shell Oil Company Wastepaper deinking process
JPS61186592A (ja) * 1985-02-13 1986-08-20 栗田工業株式会社 脱墨剤
US5024821A (en) * 1990-02-28 1991-06-18 Ici Americas Inc. Solvent extraction process
FI913447A7 (fi) * 1990-12-28 1992-06-29 Kao Corp Deinkingsfoerfarande och deinkingssammansaettning.
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
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
US5417808A (en) * 1991-08-30 1995-05-23 Lion Corporation Deinking composition for flotation and deinking method
US5417807A (en) * 1993-05-27 1995-05-23 Kao Corporation Deinking formulation for flexographic inks

Also Published As

Publication number Publication date
NO974980D0 (no) 1997-10-29
DE69611236D1 (de) 2001-01-18
KR19980701977A (ko) 1998-06-25
AU5666196A (en) 1996-11-21
JPH11504992A (ja) 1999-05-11
ATE198084T1 (de) 2000-12-15
DE69611236T2 (de) 2001-05-23
DK0823949T3 (da) 2001-01-02
WO1996035014A1 (en) 1996-11-07
US5660683A (en) 1997-08-26
TW334486B (en) 1998-06-21
CA2208782A1 (en) 1996-11-07
EP0823949A1 (en) 1998-02-18
AU700347B2 (en) 1999-01-07
EP0823949B1 (en) 2000-12-13
NO974980L (no) 1997-10-29

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