ES2004855B3 - Procedimiento para la preparacion de pastas quimicotermomecanicas. - Google Patents

Procedimiento para la preparacion de pastas quimicotermomecanicas.

Info

Publication number
ES2004855B3
ES2004855B3 ES88420160T ES88420160T ES2004855B3 ES 2004855 B3 ES2004855 B3 ES 2004855B3 ES 88420160 T ES88420160 T ES 88420160T ES 88420160 T ES88420160 T ES 88420160T ES 2004855 B3 ES2004855 B3 ES 2004855B3
Authority
ES
Spain
Prior art keywords
pasta
procedure
preparation
chemical thermomechanical
aid
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
ES88420160T
Other languages
English (en)
Spanish (es)
Other versions
ES2004855A4 (es
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.)
Arkema France SA
Original Assignee
Atochem SA
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 Atochem SA filed Critical Atochem SA
Publication of ES2004855A4 publication Critical patent/ES2004855A4/es
Application granted granted Critical
Publication of ES2004855B3 publication Critical patent/ES2004855B3/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Steroid Compounds (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Catalysts (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
ES88420160T 1987-05-25 1988-05-17 Procedimiento para la preparacion de pastas quimicotermomecanicas. Expired - Lifetime ES2004855B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8707552A FR2615874B1 (fr) 1987-05-25 1987-05-25 Procede de preparation de pates chimicothermomecaniques

Publications (2)

Publication Number Publication Date
ES2004855A4 ES2004855A4 (es) 1989-02-16
ES2004855B3 true ES2004855B3 (es) 1991-08-16

Family

ID=9351559

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88420160T Expired - Lifetime ES2004855B3 (es) 1987-05-25 1988-05-17 Procedimiento para la preparacion de pastas quimicotermomecanicas.

Country Status (12)

Country Link
EP (1) EP0293309B1 (xx)
JP (1) JPS63303189A (xx)
AT (1) ATE61639T1 (xx)
AU (1) AU609481B2 (xx)
CA (1) CA1310452C (xx)
DE (2) DE293309T1 (xx)
ES (1) ES2004855B3 (xx)
FI (1) FI93746C (xx)
FR (1) FR2615874B1 (xx)
NO (1) NO171801C (xx)
NZ (1) NZ224749A (xx)
PT (1) PT87569B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2634233B1 (fr) * 1988-07-12 1995-04-14 Atochem Procede de fabrication de pates chimicothermomecaniques blanchies
FR2659363B1 (fr) * 1990-03-07 1996-04-19 Atochem Procede de preparation de pates a haut rendement blanchies.
SE468644B (sv) * 1991-05-24 1993-02-22 Sunds Defibrator Ind Ab Framstaellning av kemitermomekanisk massa samt impregneringsloesning innehaallande borhydrid och sulfit
DE10109502A1 (de) 2001-02-28 2002-09-12 Rhodia Acetow Gmbh Verfahren zum Abtrennen von Hemicellulosen aus hemicellulosehaltiger Biomasse sowie die mit dem Verfahren erhältliche Biomasse und Hemicellulose
ES2708216T3 (es) * 2012-12-12 2019-04-09 Basf Se Uso de ditionito de sodio en el proceso de despulpado de celulosa
EP2924166A1 (de) 2014-03-25 2015-09-30 Basf Se Verfahren zur Herstellung von gebleichtem Holzfaserstoff
CN111549552B (zh) * 2020-05-25 2022-06-14 广西大学 一种废水碱回收循环利用的高得率化学机械浆制浆方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1150451A (fr) * 1956-05-04 1958-01-14 Saint Gobain Perfectionnement aux procédés de fabrication des pâtes cellulosiques mi-chimiques
US3284283A (en) * 1964-02-17 1966-11-08 Fmc Corp Production of wood pulps including treatment of cellulosic fibers with bisulfite ion followed by alkali metal borohydride
CH510168A (it) * 1969-07-30 1971-07-15 Vita Mayer & C Gia Processo per la produzione di paste ad alta resa ed alto grado di bianco per uso cartario
JPS5210300B2 (xx) * 1973-06-19 1977-03-23
SE416481B (sv) * 1977-05-02 1981-01-05 Mo Och Domsjoe Ab Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts
CA1212505A (en) * 1984-07-17 1986-10-14 Rudy Vit Method, process and apparatus for converting wood, wood residue and or biomass into pulp
FR2634233B1 (fr) * 1988-07-12 1995-04-14 Atochem Procede de fabrication de pates chimicothermomecaniques blanchies

Also Published As

Publication number Publication date
NO882263L (no) 1988-11-28
EP0293309A1 (fr) 1988-11-30
ES2004855A4 (es) 1989-02-16
PT87569A (pt) 1989-05-31
FR2615874A1 (fr) 1988-12-02
NZ224749A (en) 1989-08-29
FR2615874B1 (fr) 1992-02-21
EP0293309B1 (fr) 1991-03-13
ATE61639T1 (de) 1991-03-15
JPS63303189A (ja) 1988-12-09
FI882448A (fi) 1988-11-26
FI93746C (fi) 1995-05-26
FI882448A0 (fi) 1988-05-24
PT87569B (pt) 1992-09-30
DE3861982D1 (de) 1991-04-18
AU609481B2 (en) 1991-05-02
AU1661488A (en) 1988-12-01
FI93746B (fi) 1995-02-15
DE293309T1 (de) 1989-05-11
CA1310452C (fr) 1992-11-24
NO171801B (no) 1993-01-25
NO171801C (no) 1993-05-05
NO882263D0 (no) 1988-05-24
JPH0217675B2 (xx) 1990-04-23

Similar Documents

Publication Publication Date Title
EP0284585A3 (en) Improved process for preparing pulp for paper making
SE8503153L (sv) Delignifiering
ES2004855B3 (es) Procedimiento para la preparacion de pastas quimicotermomecanicas.
ES8400520A1 (es) Procedimiento para el tratamiento de pastas papeleras quimicas.
ES2004846T3 (es) Procedimiento para el blanqueado de pastas.
ES2015838T3 (es) Procedimiento de blanqueado de pastas destintadas.
ES2012324T3 (es) Procedimiento para la fabricacion de pastas quimicotermomecanicas blanqueadas.
ES2062463T3 (es) Procedimiento de blanqueo de pastas celulosicas quimicas.
ES2074670T3 (es) Procedimiento de preparacion de pastas de alto rendimiento, blanqueadas.
GB1100709A (en) Two-stage purification of fibrous cellulose material
FI871089A (fi) Anvaendning av rldmtm1-6 och andra ligninolytiska enzymer.
SE8700313L (sv) Forfarande for blekning av mekaniska massor
SE8503597L (sv) Forbettrad delignifiering av massa
NO860558L (no) Fremgangsmaate ved fremstilling av papir.