FR2095602A5 - - Google Patents

Info

Publication number
FR2095602A5
FR2095602A5 FR7118185A FR7118185A FR2095602A5 FR 2095602 A5 FR2095602 A5 FR 2095602A5 FR 7118185 A FR7118185 A FR 7118185A FR 7118185 A FR7118185 A FR 7118185A FR 2095602 A5 FR2095602 A5 FR 2095602A5
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
FR7118185A
Other languages
French (fr)
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.)
Pfizer Corp Belgium
Pfizer Inc
Original Assignee
Pfizer Corp Belgium
Pfizer Inc
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 Pfizer Corp Belgium, Pfizer Inc filed Critical Pfizer Corp Belgium
Application granted granted Critical
Publication of FR2095602A5 publication Critical patent/FR2095602A5/fr
Expired legal-status Critical Current

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
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
    • C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
FR7118185A 1970-06-22 1971-05-19 Expired FR2095602A5 (Direct)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4851470A 1970-06-22 1970-06-22

Publications (1)

Publication Number Publication Date
FR2095602A5 true FR2095602A5 (Direct) 1972-02-11

Family

ID=21954989

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7118185A Expired FR2095602A5 (Direct) 1970-06-22 1971-05-19

Country Status (3)

Country Link
DE (1) DE2125253A1 (Direct)
FR (1) FR2095602A5 (Direct)
GB (1) GB1307376A (Direct)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556709A1 (fr) * 1983-12-19 1985-06-21 Rhone Poulenc Chim Base Procede d'obtention d'une silice de precipitation notamment pour des elastomeres

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115583656B (zh) * 2022-10-12 2024-04-09 天津市建筑材料科学研究院有限公司 一种经二氧化碳水溶液转化制备二氧化硅气凝胶的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556709A1 (fr) * 1983-12-19 1985-06-21 Rhone Poulenc Chim Base Procede d'obtention d'une silice de precipitation notamment pour des elastomeres

Also Published As

Publication number Publication date
DE2125253A1 (de) 1971-12-30
GB1307376A (en) 1973-02-21

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Legal Events

Date Code Title Description
ST Notification of lapse