BE786280A - Procede de preparation de sols de silice a grosses particules - Google Patents

Procede de preparation de sols de silice a grosses particules

Info

Publication number
BE786280A
BE786280A BE786280A BE786280A BE786280A BE 786280 A BE786280 A BE 786280A BE 786280 A BE786280 A BE 786280A BE 786280 A BE786280 A BE 786280A BE 786280 A BE786280 A BE 786280A
Authority
BE
Belgium
Prior art keywords
large particle
particle silica
preparing large
silica soils
soils
Prior art date
Application number
BE786280A
Other languages
English (en)
Inventor
F A Irani
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BE786280A publication Critical patent/BE786280A/fr

Links

Classifications

    • 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
    • C01B33/141—Preparation of hydrosols or aqueous dispersions
    • C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
    • C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
    • C01B33/1435—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates using ion exchangers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
BE786280A 1971-07-15 1972-07-14 Procede de preparation de sols de silice a grosses particules BE786280A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16578671A 1971-07-15 1971-07-15

Publications (1)

Publication Number Publication Date
BE786280A true BE786280A (fr) 1972-11-03

Family

ID=22600482

Family Applications (1)

Application Number Title Priority Date Filing Date
BE786280A BE786280A (fr) 1971-07-15 1972-07-14 Procede de preparation de sols de silice a grosses particules

Country Status (8)

Country Link
US (1) US3789009A (fr)
BE (1) BE786280A (fr)
CA (1) CA983810A (fr)
DE (1) DE2234730A1 (fr)
FR (1) FR2145702B1 (fr)
GB (1) GB1369339A (fr)
IT (1) IT962883B (fr)
NL (1) NL7209785A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410405A (en) * 1979-12-10 1983-10-18 E. I. Du Pont De Nemours And Co. Silica sol process
JPS6364911A (ja) * 1986-09-01 1988-03-23 Catalysts & Chem Ind Co Ltd 大粒径のシリカ粒子を含むシリカゾルの製造方法
EP1047634A1 (fr) * 1998-01-15 2000-11-02 Cabot Corporation Production en continu de silice par echange ionique
WO1999036355A2 (fr) 1998-01-15 1999-07-22 Cabot Corporation Procede de preparation de silice hydrophobe
US6747065B1 (en) 2000-09-01 2004-06-08 Chemical Products Corporation System and method for producing high purity colloidal silica and potassium hydroxide
US6906109B2 (en) * 2000-09-01 2005-06-14 Chemical Products Corp. Method for controling uniformity of colloidal silica particle size
US8052788B2 (en) * 2005-08-10 2011-11-08 Nalco Company Method of producing silica sols with controllable broad size distribution and minimum particle size
US20070034116A1 (en) * 2005-08-10 2007-02-15 Mac Donald Dennis L Silica sols with controlled minimum particle size and preparation thereof
CN101641288B (zh) * 2007-03-27 2013-07-03 扶桑化学工业株式会社 胶态二氧化硅及其制造方法
AU2008344012A1 (en) * 2007-12-27 2009-07-09 W. R. Grace & Co.-Conn. Method for making colloidal metal oxide particles
US20100284884A1 (en) * 2007-12-27 2010-11-11 James Neil Pryor Method for making colloidal silica particles

Also Published As

Publication number Publication date
US3789009A (en) 1974-01-29
FR2145702B1 (fr) 1977-01-14
IT962883B (it) 1973-12-31
CA983810A (en) 1976-02-17
DE2234730A1 (de) 1973-01-25
FR2145702A1 (fr) 1973-02-23
GB1369339A (en) 1974-10-02
NL7209785A (fr) 1973-01-17

Similar Documents

Publication Publication Date Title
BE785637A (fr) Procede de preparation de molybdene-99 radioactif
BE836649Q (fr) Pigments de silice ou de silicate et procede pour leur preparation
BE786280A (fr) Procede de preparation de sols de silice a grosses particules
BE778863A (fr) Procede de preparation de boehmite fibriforme colloidale
BE803794A (fr) Procede de preparation de xerogels de silice
BE784737A (fr) Procede de preparation de n-arylurees
BE776337A (fr) Procede de preparation de l'eburnamonine
BE818870A (fr) Procede de preparation du trichlorure de monomethyl-etain
FR1514496A (fr) Procédé de préparation de sols concentrés de silice
BE782971A (fr) Procede de preparation de compositions pigmentaires
BE772927A (fr) Procede de preparation d'un granule mixte tripolyphosphate de sodium-silicate alcalin
BE787410A (fr) Procede de preparation du 1,1-difluorethane
BE785780A (fr) Procede de preparation de 6-hydroxy-dihydro-uraciles
BE782829A (fr) Procede de preparation du dichloracetoxypropane
BE800678A (fr) Procede de preparation de mousses de silicates
BE767636A (fr) Procede de preparation de carboxamides
CH553804A (fr) Procede de preparation de pyridopyrimidones substituees.
BE800901A (fr) Procede perfectionne de preparation de sols de silice
AU449758B2 (en) Process for preparing calcium silicate shaped materials
BE784116R (fr) Procede de preparation de
BE792288R (fr) Procede de preparation de 1-ethyl-3-
BE791411R (fr) Procede de preparation de
BE767309A (fr) Procede de preparation des flavone-7-oxyacetates d'alcoyle inferieur
BE783626A (fr) Procede de preparation de dichloroquinacridones
BE791527A (fr) Procede de preparation de cyclo-dicarboximido phosphonothioatessubstitues