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BR8404790A - Processo para aumentar a relacao de silica para alcali em uma solucao aquosa de silicato de metal alcalino - Google Patents

Processo para aumentar a relacao de silica para alcali em uma solucao aquosa de silicato de metal alcalino

Info

Publication number
BR8404790A
BR8404790A BR8404790A BR8404790A BR8404790A BR 8404790 A BR8404790 A BR 8404790A BR 8404790 A BR8404790 A BR 8404790A BR 8404790 A BR8404790 A BR 8404790A BR 8404790 A BR8404790 A BR 8404790A
Authority
BR
Brazil
Prior art keywords
aque
alkali
silica
ratio
increase
Prior art date
Application number
BR8404790A
Other languages
English (en)
Inventor
Graham Wilfred Scott
James Hugh Steven
Original Assignee
Ici Plc
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 Ici Plc filed Critical Ici Plc
Publication of BR8404790A publication Critical patent/BR8404790A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • 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
    • C01B33/20—Silicates
    • C01B33/32—Alkali metal silicates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/18—Details relating to membrane separation process operations and control pH control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/24—Quality control
    • B01D2311/243—Electrical conductivity control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
BR8404790A 1983-09-23 1984-09-24 Processo para aumentar a relacao de silica para alcali em uma solucao aquosa de silicato de metal alcalino BR8404790A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838325477A GB8325477D0 (en) 1983-09-23 1983-09-23 Alkali metal silicates

Publications (1)

Publication Number Publication Date
BR8404790A true BR8404790A (pt) 1985-08-13

Family

ID=10549195

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8404790A BR8404790A (pt) 1983-09-23 1984-09-24 Processo para aumentar a relacao de silica para alcali em uma solucao aquosa de silicato de metal alcalino

Country Status (8)

Country Link
US (1) US4556465A (pt)
EP (1) EP0139476B1 (pt)
JP (1) JPS60106985A (pt)
AU (1) AU569914B2 (pt)
BR (1) BR8404790A (pt)
CA (1) CA1231917A (pt)
DE (1) DE3472661D1 (pt)
GB (2) GB8325477D0 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2157337C1 (ru) * 1999-11-30 2000-10-10 Ануфриев Николай Геннадиевич Способ получения высокомодульного жидкого стекла
US6328649B1 (en) * 2000-07-27 2001-12-11 Igt Gaming device having multiple award enhancing levels

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1233933A (pt) * 1968-07-19 1971-06-03
US3668088A (en) * 1969-12-02 1972-06-06 Du Pont Method of producing colloidal silica by electrodialysis of a silicate
JPS50129487A (pt) * 1974-03-30 1975-10-13
JPS514071A (en) * 1974-07-02 1976-01-13 Asahi Glass Co Ltd Denkaisoniokeru shitsuwakukozotai
US4203822A (en) * 1976-03-22 1980-05-20 Diamond Shamrock Corporation Method of producing sols by electrodialysis
FR2392139A1 (fr) * 1976-03-22 1978-12-22 Diamond Shamrock Corp Pro
GB1535389A (en) * 1976-08-12 1978-12-13 Ici Ltd Splicing process and apparatus
US4124471A (en) * 1977-08-22 1978-11-07 Diamond Shamrock Corporation Controlling silica sol particle size
US4303487A (en) * 1978-04-19 1981-12-01 Ppg Industries, Inc. Production of alkali metal silicate having a high silica to alkali metal oxide ratio
US4387008A (en) * 1979-10-01 1983-06-07 W. R. Grace & Co. Electrodialytic method for production of silica gel
US4410405A (en) * 1979-12-10 1983-10-18 E. I. Du Pont De Nemours And Co. Silica sol process
DE3124893A1 (de) * 1981-06-25 1983-01-13 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von festem, kristallinem, wasserfreiem natriummetasilikat
DE3202657A1 (de) * 1982-01-28 1983-08-04 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von katalytisch aktiven alumosilikaten und ihre verwendung
FR2541667B2 (fr) * 1982-04-16 1986-07-04 Ugine Kuhlmann Procede de fabrication de solutions de silicate alcalin dans un reacteur statique
US4508607A (en) * 1982-10-18 1985-04-02 W. R. Grace & Co. Particulate dialytic silica

Also Published As

Publication number Publication date
EP0139476A1 (en) 1985-05-02
GB8423484D0 (en) 1984-10-24
EP0139476B1 (en) 1988-07-13
US4556465A (en) 1985-12-03
AU3338584A (en) 1985-03-28
AU569914B2 (en) 1988-02-25
CA1231917A (en) 1988-01-26
DE3472661D1 (en) 1988-08-18
JPS60106985A (ja) 1985-06-12
GB8325477D0 (en) 1983-10-26

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)
B15K Others concerning applications: alteration of classification

Ipc: B01D 61/44 (2006.01), C01B 33/32 (2006.0