ES2091240T3 - Proceso para blanquear una pasta de fibras con una solucion quimica. - Google Patents

Proceso para blanquear una pasta de fibras con una solucion quimica.

Info

Publication number
ES2091240T3
ES2091240T3 ES90905528T ES90905528T ES2091240T3 ES 2091240 T3 ES2091240 T3 ES 2091240T3 ES 90905528 T ES90905528 T ES 90905528T ES 90905528 T ES90905528 T ES 90905528T ES 2091240 T3 ES2091240 T3 ES 2091240T3
Authority
ES
Spain
Prior art keywords
treatment
layer
chemical solution
active chemicals
solution
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
ES90905528T
Other languages
English (en)
Spanish (es)
Inventor
Hakan Ostman
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.)
HACKMAN PROSESSI Oy AB
SALOMANS Oy
Original Assignee
HACKMAN PROSESSI Oy AB
SALOMANS Oy
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 HACKMAN PROSESSI Oy AB, SALOMANS Oy filed Critical HACKMAN PROSESSI Oy AB
Application granted granted Critical
Publication of ES2091240T3 publication Critical patent/ES2091240T3/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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1031—Pulse, dynamic, displacement processes
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Communication Cables (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
ES90905528T 1989-04-07 1990-04-06 Proceso para blanquear una pasta de fibras con una solucion quimica. Expired - Lifetime ES2091240T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI891662A FI85513C (fi) 1989-04-07 1989-04-07 Foerfarande foer behandling av fibermassa med kemikalieloesning.

Publications (1)

Publication Number Publication Date
ES2091240T3 true ES2091240T3 (es) 1996-11-01

Family

ID=8528196

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90905528T Expired - Lifetime ES2091240T3 (es) 1989-04-07 1990-04-06 Proceso para blanquear una pasta de fibras con una solucion quimica.

Country Status (13)

Country Link
EP (1) EP0466752B1 (de)
JP (1) JPH05500835A (de)
AT (1) ATE140282T1 (de)
AU (1) AU647020B2 (de)
BR (1) BR9007276A (de)
CA (1) CA2049951A1 (de)
DE (1) DE69027770T2 (de)
ES (1) ES2091240T3 (de)
FI (1) FI85513C (de)
NO (1) NO176485C (de)
NZ (1) NZ233237A (de)
WO (1) WO1990012146A1 (de)
ZA (1) ZA902703B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6423183B1 (en) 1997-12-24 2002-07-23 Kimberly-Clark Worldwide, Inc. Paper products and a method for applying a dye to cellulosic fibers
US6749721B2 (en) 2000-12-22 2004-06-15 Kimberly-Clark Worldwide, Inc. Process for incorporating poorly substantive paper modifying agents into a paper sheet via wet end addition
US6582560B2 (en) 2001-03-07 2003-06-24 Kimberly-Clark Worldwide, Inc. Method for using water insoluble chemical additives with pulp and products made by said method
US7749356B2 (en) 2001-03-07 2010-07-06 Kimberly-Clark Worldwide, Inc. Method for using water insoluble chemical additives with pulp and products made by said method
US6916402B2 (en) 2002-12-23 2005-07-12 Kimberly-Clark Worldwide, Inc. Process for bonding chemical additives on to substrates containing cellulosic materials and products thereof
US7670459B2 (en) 2004-12-29 2010-03-02 Kimberly-Clark Worldwide, Inc. Soft and durable tissue products containing a softening agent

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA783483A (en) * 1964-08-13 1968-04-23 Electric Reduction Company Of Canada Processes for bleaching cellulosic pulps
NO141172B (no) * 1970-06-25 Keskuslaboratorio-Centrallaboratorium Ab, Oy, Fremgangsmaate ved dynamisk bleking av fibermasse
FI67894C (fi) * 1982-05-21 1985-06-10 Rauma Repola Oy Foerfarande och anordning foer blekning av fibermassa
FI86895C (fi) * 1990-01-11 1997-01-15 Poeyry Jaakko & Co Oy Foerfarande foer motstroemstvaettning och blekning av massa fraon cellulosakok

Also Published As

Publication number Publication date
AU647020B2 (en) 1994-03-17
JPH05500835A (ja) 1993-02-18
NO913904L (no) 1991-10-04
DE69027770T2 (de) 1996-11-28
CA2049951A1 (en) 1990-10-08
NZ233237A (en) 1993-02-25
ATE140282T1 (de) 1996-07-15
FI891662A7 (fi) 1990-10-08
FI85513C (fi) 1992-04-27
WO1990012146A1 (en) 1990-10-18
NO176485B (no) 1995-01-02
EP0466752B1 (de) 1996-07-10
DE69027770D1 (de) 1996-08-14
AU5420190A (en) 1990-11-05
NO176485C (no) 1995-04-12
FI85513B (fi) 1992-01-15
EP0466752A1 (de) 1992-01-22
ZA902703B (en) 1994-10-07
NO913904D0 (no) 1991-10-04
FI891662A0 (fi) 1989-04-07
BR9007276A (pt) 1992-03-17

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