BR9908118B1 - processo para a obtenção de fibra integral com partìculas de carbonato de cálcio e produto complexo, contendo fibras e cargas cristalizadas em seu contato. - Google Patents

processo para a obtenção de fibra integral com partìculas de carbonato de cálcio e produto complexo, contendo fibras e cargas cristalizadas em seu contato.

Info

Publication number
BR9908118B1
BR9908118B1 BRPI9908118-0A BR9908118A BR9908118B1 BR 9908118 B1 BR9908118 B1 BR 9908118B1 BR 9908118 A BR9908118 A BR 9908118A BR 9908118 B1 BR9908118 B1 BR 9908118B1
Authority
BR
Brazil
Prior art keywords
calcium carbonate
crystallized
charges
carbonate particles
contact
Prior art date
Application number
BRPI9908118-0A
Other languages
English (en)
Other versions
BR9908118A (pt
Inventor
Christian Richard
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
Priority claimed from FR9802096A external-priority patent/FR2775197B1/fr
Priority claimed from FR9802097A external-priority patent/FR2775301B1/fr
Application filed filed Critical
Publication of BR9908118A publication Critical patent/BR9908118A/pt
Publication of BR9908118B1 publication Critical patent/BR9908118B1/pt

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
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/70—Inorganic compounds forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with other substances added separately
    • 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
    • D21H17/01—Waste products, e.g. sludge
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/64—Alkaline 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
    • D21H17/63—Inorganic compounds
    • D21H17/65—Acid 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
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BRPI9908118-0A 1998-02-20 1999-02-18 processo para a obtenção de fibra integral com partìculas de carbonato de cálcio e produto complexo, contendo fibras e cargas cristalizadas em seu contato. BR9908118B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9802096A FR2775197B1 (fr) 1998-02-20 1998-02-20 Procede de separation du carbonate de calcium contenu dans des boues de desencrage
FR9802097A FR2775301B1 (fr) 1998-02-20 1998-02-20 Procede de synthese de carbonate de calcium au contact de fibres, nouveau produit obtenu
PCT/FR1999/000366 WO1999042657A1 (fr) 1998-02-20 1999-02-18 Procede de synthese de carbonate de calcium, produit obtenu

Publications (2)

Publication Number Publication Date
BR9908118A BR9908118A (pt) 2000-10-24
BR9908118B1 true BR9908118B1 (pt) 2009-12-01

Family

ID=26234155

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9908118-0A BR9908118B1 (pt) 1998-02-20 1999-02-18 processo para a obtenção de fibra integral com partìculas de carbonato de cálcio e produto complexo, contendo fibras e cargas cristalizadas em seu contato.

Country Status (15)

Country Link
US (1) US6387212B1 (pt)
EP (1) EP1114219B1 (pt)
JP (1) JP4386578B2 (pt)
KR (1) KR100687585B1 (pt)
CN (1) CN1231636C (pt)
AT (1) ATE252181T1 (pt)
AU (1) AU762430C (pt)
BR (1) BR9908118B1 (pt)
CA (1) CA2318387C (pt)
DE (1) DE69912142T2 (pt)
DK (1) DK1114219T3 (pt)
ES (1) ES2209393T3 (pt)
ID (1) ID25919A (pt)
PT (1) PT1114219E (pt)
WO (1) WO1999042657A1 (pt)

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Also Published As

Publication number Publication date
CN1291248A (zh) 2001-04-11
ES2209393T3 (es) 2004-06-16
AU762430C (en) 2004-02-12
EP1114219A1 (fr) 2001-07-11
KR20010041098A (ko) 2001-05-15
PT1114219E (pt) 2004-03-31
WO1999042657A1 (fr) 1999-08-26
EP1114219B1 (fr) 2003-10-15
CN1231636C (zh) 2005-12-14
DK1114219T3 (da) 2004-02-16
DE69912142D1 (de) 2003-11-20
DE69912142T2 (de) 2004-07-22
AU762430B2 (en) 2003-06-26
JP2002504634A (ja) 2002-02-12
CA2318387C (fr) 2008-12-30
KR100687585B1 (ko) 2007-02-28
AU2430799A (en) 1999-09-06
ID25919A (id) 2000-11-09
BR9908118A (pt) 2000-10-24
CA2318387A1 (fr) 1999-08-26
ATE252181T1 (de) 2003-11-15
JP4386578B2 (ja) 2009-12-16
US6387212B1 (en) 2002-05-14

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