FR2107652A5 - - Google Patents

Info

Publication number
FR2107652A5
FR2107652A5 FR7133104A FR7133104A FR2107652A5 FR 2107652 A5 FR2107652 A5 FR 2107652A5 FR 7133104 A FR7133104 A FR 7133104A FR 7133104 A FR7133104 A FR 7133104A FR 2107652 A5 FR2107652 A5 FR 2107652A5
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
FR7133104A
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.)
GCP Products UK Ltd
WR Grace and Co Conn
Original Assignee
WR Grace Ltd
WR Grace and Co Conn
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 WR Grace Ltd, WR Grace and Co Conn filed Critical WR Grace Ltd
Application granted granted Critical
Publication of FR2107652A5 publication Critical patent/FR2107652A5/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
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/152—Preparation of hydrogels
    • C01B33/154—Preparation of hydrogels by acidic treatment of aqueous silicate solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
FR7133104A 1970-09-14 1971-09-14 Expired FR2107652A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7196670A 1970-09-14 1970-09-14

Publications (1)

Publication Number Publication Date
FR2107652A5 true FR2107652A5 (en) 1972-05-05

Family

ID=22104715

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7133104A Expired FR2107652A5 (en) 1970-09-14 1971-09-14

Country Status (6)

Country Link
JP (1) JPS549157B1 (en)
AU (1) AU460371B2 (en)
CA (1) CA944655A (en)
DE (1) DE2145090C2 (en)
FR (1) FR2107652A5 (en)
GB (1) GB1340230A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725976A1 (en) * 1994-10-20 1996-04-26 Ssangyong Cement Ind Co Ltd METHOD FOR PREPARING A LOW DENSITY POROUS SILICA GEL POWDER

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3430801A1 (en) * 1984-08-22 1986-03-06 Bayer Ag, 5090 Leverkusen USE OF POROUS FILLERS IN POLYMERIZABLE MEASURES, SUCH MEASURES AND THE USE THEREOF FOR THE PRODUCTION OF MOLDED BODIES
US5215733A (en) * 1986-04-25 1993-06-01 Unilever Patent Holdings B.V. Manufacture of silica gels using shear to reduce the particle size prior to washing with a hydrocyclone
GB9625630D0 (en) * 1996-12-10 1997-01-29 Unilever Plc Controlled-pore amorphous silicas and process for manufacturing the same
CN115583656B (en) * 2022-10-12 2024-04-09 天津市建筑材料科学研究院有限公司 Method for preparing silicon dioxide aerogel through carbon dioxide aqueous solution conversion
CN115849387B (en) * 2022-12-27 2024-06-25 中南大学 Method for preparing silica gel by utilizing steel slag powder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1237991B (en) * 1962-10-18 1967-04-06 Mobil Oil Corp Process for the manufacture of a silica-containing airgel
NL134071C (en) * 1965-07-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725976A1 (en) * 1994-10-20 1996-04-26 Ssangyong Cement Ind Co Ltd METHOD FOR PREPARING A LOW DENSITY POROUS SILICA GEL POWDER

Also Published As

Publication number Publication date
GB1340230A (en) 1973-12-12
DE2145090A1 (en) 1972-03-16
AU3254471A (en) 1973-02-22
AU460371B2 (en) 1975-04-24
DE2145090C2 (en) 1985-01-24
JPS549157B1 (en) 1979-04-21
CA944655A (en) 1974-04-02

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Legal Events

Date Code Title Description
ST Notification of lapse