BR0010979A - Dispersão de micro-fibrilas e/ou de micro-cristais, especialmente de celulose,em um solvente orgânico - Google Patents

Dispersão de micro-fibrilas e/ou de micro-cristais, especialmente de celulose,em um solvente orgânico

Info

Publication number
BR0010979A
BR0010979A BR0010979-7A BR0010979A BR0010979A BR 0010979 A BR0010979 A BR 0010979A BR 0010979 A BR0010979 A BR 0010979A BR 0010979 A BR0010979 A BR 0010979A
Authority
BR
Brazil
Prior art keywords
micro
crystals
organic solvent
dispersion
fibrils
Prior art date
Application number
BR0010979-7A
Other languages
English (en)
Inventor
Laurent Heux
Celine Bonini
Original Assignee
Centre Nat Rech Scient
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 Centre Nat Rech Scient filed Critical Centre Nat Rech Scient
Publication of BR0010979A publication Critical patent/BR0010979A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/03—Specific additives for general use in well-drilling compositions
    • C09K8/035—Organic additives

Abstract

Patente de Invenção para "DISPERSãO DE MICRO-FIBRILAS E/OU DE MICRO-CRISTAIS, ESPECIALMENTE DE CELULOSE, EM UM SOLVENTE ORGâNICO". A presente invenção se refere a uma dispersão de micro-fibrilas e/ou de micro-cristais, especialmente de celulose, em um solvente orgânico. A presente invenção se refere à dispersão coloidal, em um solvente orgânico, de micro-fibrilas e/ou de micro-cristais de uma substância orgânica fibrilar escolhida do grupo compreendendo celulose, chitina, e polissacarídeos tais como <225> 1 -> 3 glucan, <225> 1 -> 3 xilan e <225> 1 -> 4 manan, em adição contendo pelo menos um composto possuindo uma parte hidrofílica e uma parte hidrofóbica.
BR0010979-7A 1999-06-14 2000-06-13 Dispersão de micro-fibrilas e/ou de micro-cristais, especialmente de celulose,em um solvente orgânico BR0010979A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9907493A FR2794762B1 (fr) 1999-06-14 1999-06-14 Dispersion de microfibrilles et/ou de microcristaux, notamment de cellulose, dans un solvant organique
PCT/FR2000/001628 WO2000077088A1 (fr) 1999-06-14 2000-06-13 Dispersion de microfibrilles et/ou de microcristaux, notamment de cellulose, dans un solvant organique

Publications (1)

Publication Number Publication Date
BR0010979A true BR0010979A (pt) 2002-03-19

Family

ID=9546745

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0010979-7A BR0010979A (pt) 1999-06-14 2000-06-13 Dispersão de micro-fibrilas e/ou de micro-cristais, especialmente de celulose,em um solvente orgânico

Country Status (7)

Country Link
US (1) US6967027B1 (pt)
EP (1) EP1192215B1 (pt)
JP (1) JP2003528935A (pt)
BR (1) BR0010979A (pt)
DE (1) DE60023893T2 (pt)
FR (1) FR2794762B1 (pt)
WO (1) WO2000077088A1 (pt)

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Also Published As

Publication number Publication date
WO2000077088A1 (fr) 2000-12-21
FR2794762A1 (fr) 2000-12-15
EP1192215A1 (fr) 2002-04-03
US6967027B1 (en) 2005-11-22
EP1192215B1 (fr) 2005-11-09
DE60023893D1 (de) 2005-12-15
FR2794762B1 (fr) 2002-06-21
JP2003528935A (ja) 2003-09-30
DE60023893T2 (de) 2006-07-20

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