CA1073162A - Process for treating mechanical pulps and/or products prepared therefrom - Google Patents

Process for treating mechanical pulps and/or products prepared therefrom

Info

Publication number
CA1073162A
CA1073162A CA234,947A CA234947A CA1073162A CA 1073162 A CA1073162 A CA 1073162A CA 234947 A CA234947 A CA 234947A CA 1073162 A CA1073162 A CA 1073162A
Authority
CA
Canada
Prior art keywords
pulp
buffering agent
weight
mechanical
buffers
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
CA234,947A
Other languages
English (en)
French (fr)
Inventor
Nicolai Soteland
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.)
PAPIRINDUSTRIENS FORSKNINGSINSTITUTT
Original Assignee
PAPIRINDUSTRIENS FORSKNINGSINSTITUTT
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 PAPIRINDUSTRIENS FORSKNINGSINSTITUTT filed Critical PAPIRINDUSTRIENS FORSKNINGSINSTITUTT
Application granted granted Critical
Publication of CA1073162A publication Critical patent/CA1073162A/en
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
    • D21B1/38—Conserving the finely-divided cellulosic material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/20—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing organic materials
    • 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
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hematology (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Paper (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
CA234,947A 1974-09-12 1975-09-08 Process for treating mechanical pulps and/or products prepared therefrom Expired CA1073162A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO743286A NO136583C (no) 1974-09-12 1974-09-12 Mekanisk tremasse med hoey absorpsjonshastighet, samt fremgangsmaate for fremstilling derav

Publications (1)

Publication Number Publication Date
CA1073162A true CA1073162A (en) 1980-03-11

Family

ID=19881821

Family Applications (1)

Application Number Title Priority Date Filing Date
CA234,947A Expired CA1073162A (en) 1974-09-12 1975-09-08 Process for treating mechanical pulps and/or products prepared therefrom

Country Status (13)

Country Link
JP (1) JPS5184904A (xx)
AT (1) AT347781B (xx)
BE (1) BE833343A (xx)
CA (1) CA1073162A (xx)
DE (1) DE2539570C3 (xx)
DK (1) DK141255B (xx)
FI (1) FI59444C (xx)
FR (1) FR2284706A1 (xx)
GB (1) GB1515865A (xx)
IT (1) IT1049168B (xx)
NL (1) NL7510763A (xx)
NO (1) NO136583C (xx)
SE (1) SE418873B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE432118B (sv) * 1975-02-26 1984-03-19 Moelnlycke Ab Mekanisk fluffmassa och sett for framstellning derav
NO760666L (no) * 1976-02-27 1977-08-30 Papirind Forskningsinst Fremgangsm}te ved fremstilling av mekaniske masser.
PH13425A (en) * 1976-05-10 1980-04-23 Du Pont 2,3,8,12b-tetrahydro 1 h-3a,8-methano-dibenzo(3,4,6,7)cyclohepta(1,2-c)pyrrole derivatives pharmaceutical compositions containing same and method
DE3128100C2 (de) * 1981-07-16 1986-05-22 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Absorptionsmittel für Blut und seröse Körperflüssigkeiten
DE3712445A1 (de) * 1987-04-11 1988-10-20 Ver Papierwerke Ag Hygienisches zellstoffprodukt mit verbesserter hautvertraeglichkeit

Also Published As

Publication number Publication date
NO743286L (xx) 1976-03-15
ATA688175A (de) 1978-05-15
FI752552A (xx) 1976-03-13
AT347781B (de) 1979-01-10
NO136583C (no) 1984-06-07
NL7510763A (nl) 1976-03-16
DE2539570B2 (de) 1979-06-13
BE833343A (fr) 1975-12-31
IT1049168B (it) 1981-01-20
DK141255B (da) 1980-02-11
NO136583B (xx) 1977-06-20
AU8455175A (en) 1977-03-10
SE7510158L (sv) 1976-03-15
FI59444B (fi) 1981-04-30
FR2284706A1 (fr) 1976-04-09
JPS5184904A (xx) 1976-07-24
GB1515865A (en) 1978-06-28
FR2284706B1 (xx) 1982-04-23
DK406775A (xx) 1976-03-13
FI59444C (fi) 1981-08-10
SE418873B (sv) 1981-06-29
DE2539570A1 (de) 1976-04-01
DE2539570C3 (de) 1980-02-14

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Legal Events

Date Code Title Description
MKEX Expiry