CA1173604A - Mode de production de pate mecanico-chimique - Google Patents

Mode de production de pate mecanico-chimique

Info

Publication number
CA1173604A
CA1173604A CA000394564A CA394564A CA1173604A CA 1173604 A CA1173604 A CA 1173604A CA 000394564 A CA000394564 A CA 000394564A CA 394564 A CA394564 A CA 394564A CA 1173604 A CA1173604 A CA 1173604A
Authority
CA
Canada
Prior art keywords
chips
pulp
pulping process
acid
wood
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
Application number
CA000394564A
Other languages
English (en)
Inventor
Zenon C. Prusas
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.)
Mead Corp
Original Assignee
Mead Corp
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 Mead Corp filed Critical Mead Corp
Application granted granted Critical
Publication of CA1173604A publication Critical patent/CA1173604A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA000394564A 1981-02-11 1982-01-20 Mode de production de pate mecanico-chimique Expired CA1173604A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23341581A 1981-02-11 1981-02-11
US233,415 1981-02-11

Publications (1)

Publication Number Publication Date
CA1173604A true CA1173604A (fr) 1984-09-04

Family

ID=22877153

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000394564A Expired CA1173604A (fr) 1981-02-11 1982-01-20 Mode de production de pate mecanico-chimique

Country Status (8)

Country Link
JP (1) JPS57149581A (fr)
AU (1) AU545847B2 (fr)
BR (1) BR8200512A (fr)
CA (1) CA1173604A (fr)
FI (1) FI820296L (fr)
NO (1) NO820336L (fr)
NZ (1) NZ199486A (fr)
SE (1) SE8200756L (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8048263B2 (en) 2001-07-19 2011-11-01 Andritz Inc. Four stage alkaline peroxide mechanical pulpings
US8216423B2 (en) 2001-07-19 2012-07-10 Andritz Inc. Multi-stage AP mechanical pulping with refiner blow line treatment

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE454186C (sv) * 1985-03-13 1989-06-27 Eka Nobel Ab Saett foer framstaellning av kemimekanisk massa
SE8501246L (sv) * 1985-03-13 1986-09-14 Eka Ab Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering
US5607546A (en) * 1990-02-13 1997-03-04 Molnlycke Ab CTMP-process
SE466060C (sv) 1990-02-13 1995-07-11 Moelnlycke Ab Absorberande kemitermomekanisk massa och framställning därav
FR2675518B1 (fr) * 1991-04-17 1996-10-18 Atochem Procede de preparation de pate a papier a haut rendement et blanchie, a partir de copeaux de bois.
JP4501329B2 (ja) * 2002-03-29 2010-07-14 日本製紙株式会社 グラビア印刷用塗工紙
CN104389214A (zh) * 2014-10-28 2015-03-04 广西大学 一种利用鲜竹材制取apmp浆的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8048263B2 (en) 2001-07-19 2011-11-01 Andritz Inc. Four stage alkaline peroxide mechanical pulpings
US8216423B2 (en) 2001-07-19 2012-07-10 Andritz Inc. Multi-stage AP mechanical pulping with refiner blow line treatment

Also Published As

Publication number Publication date
AU545847B2 (en) 1985-08-01
NO820336L (no) 1982-08-12
SE8200756L (sv) 1982-08-12
BR8200512A (pt) 1982-12-07
AU7947182A (en) 1982-08-19
NZ199486A (en) 1984-12-14
FI820296L (fi) 1982-08-12
JPS57149581A (en) 1982-09-16

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry