SE7811348L - Forfarande for framstellning av flamfast cellulosamaterial - Google Patents

Forfarande for framstellning av flamfast cellulosamaterial

Info

Publication number
SE7811348L
SE7811348L SE7811348A SE7811348A SE7811348L SE 7811348 L SE7811348 L SE 7811348L SE 7811348 A SE7811348 A SE 7811348A SE 7811348 A SE7811348 A SE 7811348A SE 7811348 L SE7811348 L SE 7811348L
Authority
SE
Sweden
Prior art keywords
flamfast
cellulosamaterial
procedure
manufacture
flamfast cellulosamaterial
Prior art date
Application number
SE7811348A
Other languages
English (en)
Other versions
SE423728B (sv
Inventor
M-O Hedblom
Z Lindh-Nomm
Original Assignee
Alby Klorat Ab
Soedra Skogsaegarna Ab
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 Alby Klorat Ab, Soedra Skogsaegarna Ab filed Critical Alby Klorat Ab
Priority to CA316,418A priority Critical patent/CA1134213A/en
Priority to DE2850496A priority patent/DE2850496C2/de
Priority to NO783951A priority patent/NO153065C/no
Priority to JP14541578A priority patent/JPS5493078A/ja
Priority to GB7846275A priority patent/GB2010940B/en
Priority to FI783637A priority patent/FI68099C/fi
Priority to FR787833721A priority patent/FR2410016B1/fr
Publication of SE7811348L publication Critical patent/SE7811348L/sv
Publication of SE423728B publication Critical patent/SE423728B/sv

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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/34—Ignifugeants
    • 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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • D21C9/185—De-watering; Elimination of cooking or pulp-treating liquors from the pulp comprising at least one step where the pulp is suspended in a gaseous medium, e.g. flash drying
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/18—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with itself, or other added substances, e.g. by grafting on the fibres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07—Nitrogen-containing compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/10—Phosphorus-containing compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Paper (AREA)
  • Fireproofing Substances (AREA)
SE7811348A 1977-11-29 1978-11-02 Forfarande for framstellning av flamfast cellulosamaterial SE423728B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CA316,418A CA1134213A (en) 1977-11-29 1978-11-17 Process for the production of flame proof cellulosic material
DE2850496A DE2850496C2 (de) 1977-11-29 1978-11-21 Verfahren zur Herstellung eines fibrösen, flammensicheren, zellulosehaltigen Materials
NO783951A NO153065C (no) 1977-11-29 1978-11-23 Fremgangsmaate for fremstilling av et fibroest, flammebestandig celluloseholdig materiale
JP14541578A JPS5493078A (en) 1977-11-29 1978-11-27 Improvement of manufacture of fireproof cellulose material
GB7846275A GB2010940B (en) 1977-11-29 1978-11-28 Processes for the production of flame-proof cellulosic material
FI783637A FI68099C (fi) 1977-11-29 1978-11-28 Foerfarande foer framstaellning av flamfast cellulosamaterial
FR787833721A FR2410016B1 (fr) 1977-11-29 1978-11-29 Procede perfectionne pour la production d'une matiere cellulosique ignifugee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7713497A SE420432B (sv) 1977-11-29 1977-11-29 Forfarande for framstellning av flamfast pappersmaterial

Publications (2)

Publication Number Publication Date
SE7811348L true SE7811348L (sv) 1979-05-30
SE423728B SE423728B (sv) 1982-05-24

Family

ID=20333037

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7713497A SE420432B (sv) 1977-11-29 1977-11-29 Forfarande for framstellning av flamfast pappersmaterial
SE7811348A SE423728B (sv) 1977-11-29 1978-11-02 Forfarande for framstellning av flamfast cellulosamaterial

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7713497A SE420432B (sv) 1977-11-29 1977-11-29 Forfarande for framstellning av flamfast pappersmaterial

Country Status (1)

Country Link
SE (2) SE420432B (sv)

Also Published As

Publication number Publication date
SE423728B (sv) 1982-05-24
SE7713497L (sv) 1979-05-30
SE420432B (sv) 1981-10-05

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