FR2189318B3 - - Google Patents

Info

Publication number
FR2189318B3
FR2189318B3 FR7322485A FR7322485A FR2189318B3 FR 2189318 B3 FR2189318 B3 FR 2189318B3 FR 7322485 A FR7322485 A FR 7322485A FR 7322485 A FR7322485 A FR 7322485A FR 2189318 B3 FR2189318 B3 FR 2189318B3
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7322485A
Other languages
French (fr)
Other versions
FR2189318A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 US00264950A external-priority patent/US3839221A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2189318A1 publication Critical patent/FR2189318A1/fr
Application granted granted Critical
Publication of FR2189318B3 publication Critical patent/FR2189318B3/fr
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141Preparation of hydrosols or aqueous dispersions
    • C01B33/142Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
    • C01B33/143Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
    • C01B33/1435Preparation 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)
FR7322485A 1972-06-21 1973-06-20 Silica sol - from alkali metal silicate soln and cation exchange resi Granted FR2189318A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00264950A US3839221A (en) 1971-07-15 1972-06-21 Preparation of silica sols of minimum turbidity

Publications (2)

Publication Number Publication Date
FR2189318A1 FR2189318A1 (en) 1974-01-25
FR2189318B3 true FR2189318B3 (jp) 1976-06-18

Family

ID=23008335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7322485A Granted FR2189318A1 (en) 1972-06-21 1973-06-20 Silica sol - from alkali metal silicate soln and cation exchange resi

Country Status (6)

Country Link
JP (1) JPS4963696A (jp)
BE (1) BE800901A (jp)
DE (1) DE2331605A1 (jp)
FR (1) FR2189318A1 (jp)
IT (1) IT989349B (jp)
NL (1) NL7307752A (jp)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0786177B2 (ja) * 1986-08-12 1995-09-20 触媒化成工業株式会社 コーティング用非沈降性シリカ組成物およびその製造法
CN110526636B (zh) * 2019-09-19 2022-02-15 重庆兴渝新材料研究院有限公司 一种疏水硅溶胶及其制备方法

Also Published As

Publication number Publication date
DE2331605A1 (de) 1974-01-17
IT989349B (it) 1975-05-20
FR2189318A1 (en) 1974-01-25
BE800901A (fr) 1973-10-01
NL7307752A (jp) 1973-12-27
JPS4963696A (jp) 1974-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse