AU609481B2 - Process for the preparation of chemico-thermomechanical pulps - Google Patents

Process for the preparation of chemico-thermomechanical pulps

Info

Publication number
AU609481B2
AU609481B2 AU16614/88A AU1661488A AU609481B2 AU 609481 B2 AU609481 B2 AU 609481B2 AU 16614/88 A AU16614/88 A AU 16614/88A AU 1661488 A AU1661488 A AU 1661488A AU 609481 B2 AU609481 B2 AU 609481B2
Authority
AU
Australia
Prior art keywords
chemico
preparation
aid
thermomechanical pulps
medium
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.)
Ceased
Application number
AU16614/88A
Other languages
English (en)
Other versions
AU1661488A (en
Inventor
Robert Angelier
Michel Devic
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 AU1661488A publication Critical patent/AU1661488A/en
Application granted granted Critical
Publication of AU609481B2 publication Critical patent/AU609481B2/en
Anticipated expiration legal-status Critical
Ceased 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)
  • Steroid Compounds (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Catalysts (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
AU16614/88A 1987-05-25 1988-05-25 Process for the preparation of chemico-thermomechanical pulps Ceased AU609481B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8707552A FR2615874B1 (fr) 1987-05-25 1987-05-25 Procede de preparation de pates chimicothermomecaniques
FR8707552 1987-05-25

Publications (2)

Publication Number Publication Date
AU1661488A AU1661488A (en) 1988-12-01
AU609481B2 true AU609481B2 (en) 1991-05-02

Family

ID=9351559

Family Applications (1)

Application Number Title Priority Date Filing Date
AU16614/88A Ceased AU609481B2 (en) 1987-05-25 1988-05-25 Process for the preparation of chemico-thermomechanical pulps

Country Status (12)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU616541B2 (en) * 1988-07-12 1991-10-31 Atochem Process for the manufacture of bleached chemithermomechanical pulps
AU641478B2 (en) * 1990-03-07 1993-09-23 Atochem Process for the preparation of bleached high-yield pulps
US11725338B2 (en) 2014-03-25 2023-08-15 Basf Se Method for producing bleached wood fibre material

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3799989A (en) * 1988-07-12 1990-01-18 Atochem Process for the manufacture of bleached chemithermomechanical pulps

Family Cites Families (6)

* 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 (de) * 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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3799989A (en) * 1988-07-12 1990-01-18 Atochem Process for the manufacture of bleached chemithermomechanical pulps

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU616541B2 (en) * 1988-07-12 1991-10-31 Atochem Process for the manufacture of bleached chemithermomechanical pulps
AU641478B2 (en) * 1990-03-07 1993-09-23 Atochem Process for the preparation of bleached high-yield pulps
US11725338B2 (en) 2014-03-25 2023-08-15 Basf Se Method for producing bleached wood fibre material

Also Published As

Publication number Publication date
ATE61639T1 (de) 1991-03-15
FI93746C (fi) 1995-05-26
AU1661488A (en) 1988-12-01
DE3861982D1 (de) 1991-04-18
JPS63303189A (ja) 1988-12-09
ES2004855B3 (es) 1991-08-16
JPH0217675B2 (de) 1990-04-23
PT87569B (pt) 1992-09-30
CA1310452C (fr) 1992-11-24
FR2615874B1 (fr) 1992-02-21
NO882263L (no) 1988-11-28
NO882263D0 (no) 1988-05-24
NO171801C (no) 1993-05-05
FI93746B (fi) 1995-02-15
EP0293309A1 (de) 1988-11-30
EP0293309B1 (de) 1991-03-13
FI882448A (fi) 1988-11-26
DE293309T1 (de) 1989-05-11
NZ224749A (en) 1989-08-29
NO171801B (no) 1993-01-25
FI882448A0 (fi) 1988-05-24
PT87569A (pt) 1989-05-31
ES2004855A4 (es) 1989-02-16
FR2615874A1 (fr) 1988-12-02

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired