ZA951466B - Silica-based sols preparation and use of the sols - Google Patents

Silica-based sols preparation and use of the sols

Info

Publication number
ZA951466B
ZA951466B ZA951466A ZA951466A ZA951466B ZA 951466 B ZA951466 B ZA 951466B ZA 951466 A ZA951466 A ZA 951466A ZA 951466 A ZA951466 A ZA 951466A ZA 951466 B ZA951466 B ZA 951466B
Authority
ZA
South Africa
Prior art keywords
sols
silica
preparation
based sols
sols preparation
Prior art date
Application number
ZA951466A
Inventor
Hans Johansson
Original Assignee
Eka Nobel 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 Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of ZA951466B publication Critical patent/ZA951466B/en

Links

Classifications

    • 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
    • D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • D21H17/29—Starch cationic
    • 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D21H17/375—Poly(meth)acrylamide
    • 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
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
ZA951466A 1994-02-28 1995-02-22 Silica-based sols preparation and use of the sols ZA951466B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9400690A SE502464C2 (en) 1994-02-28 1994-02-28 Silica-based sols, preparation and use of the soles

Publications (1)

Publication Number Publication Date
ZA951466B true ZA951466B (en) 1995-12-08

Family

ID=20393117

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA951466A ZA951466B (en) 1994-02-28 1995-02-22 Silica-based sols preparation and use of the sols

Country Status (5)

Country Link
AU (1) AU1906295A (en)
SE (1) SE502464C2 (en)
TW (1) TW282504B (en)
WO (1) WO1995023021A1 (en)
ZA (1) ZA951466B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5571494A (en) * 1995-01-20 1996-11-05 J. M. Huber Corporation Temperature-activated polysilicic acids
US5846384A (en) * 1995-06-15 1998-12-08 Eka Chemicals Ab Process for the production of paper
SE9502522D0 (en) * 1995-07-07 1995-07-07 Eka Nobel Ab A process for the production of paper
SE9600285D0 (en) 1996-01-26 1996-01-26 Eka Nobel Ab Modification of starch
NZ514752A (en) * 1999-05-04 2004-01-30 Akzo Nobel Nv Two-step alkalization process for the preparation of silica-based sols
US7169261B2 (en) 1999-05-04 2007-01-30 Akzo Nobel N.V. Silica-based sols
US6861112B2 (en) 2002-11-15 2005-03-01 Cabot Corporation Dispersion, coating composition, and recording medium containing silica mixture
US7629392B2 (en) 2004-04-07 2009-12-08 Akzo Nobel N.V. Silica-based sols and their production and use
US7732495B2 (en) 2004-04-07 2010-06-08 Akzo Nobel N.V. Silica-based sols and their production and use
US7201826B2 (en) 2004-05-17 2007-04-10 Zo Mineral Partners Ltd. High performance natural zeolite microparticle retention aid for papermaking
GB0702249D0 (en) 2007-02-05 2007-03-14 Ciba Sc Holding Ag Manufacture of paper or paperboard
GB0702248D0 (en) 2007-02-05 2007-03-14 Ciba Sc Holding Ag Manufacture of Filled Paper
AR066831A1 (en) 2007-06-07 2009-09-16 Akzo Nobel Nv SILICE BASED SOLES
CL2008002019A1 (en) 2007-07-16 2009-01-16 Akzo Nobel Chemicals Int Bv A filler composition comprising a filler, a cationic inorganic compound, a cationic organic compound, and an anionic polysaccharide; method of preparing said composition; use as an additive for an aqueous cellulosic suspension; procedure for producing paper; and paper.
JP5341449B2 (en) * 2008-09-25 2013-11-13 株式会社ピーアイシステム Facility navigation system
EP3036192B1 (en) 2013-08-23 2018-10-03 Akzo Nobel Chemicals International B.V. Silica sol
CN105417666A (en) * 2015-11-24 2016-03-23 宜兴市丰烨化学有限公司 Acrylamide and glutaraldehyde flocculating agent and preparation method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867304A (en) * 1967-06-12 1975-02-18 Nalco Chemical Co Acidic stable salt-free silica sols
US4054536A (en) * 1974-12-23 1977-10-18 Nalco Chemical Company Preparation of aqueous silica sols free of alkali metal oxides

Also Published As

Publication number Publication date
AU1906295A (en) 1995-09-11
SE9400690L (en) 1995-08-29
SE9400690D0 (en) 1994-02-28
SE502464C2 (en) 1995-10-23
WO1995023021A1 (en) 1995-08-31
TW282504B (en) 1996-08-01

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