CA944655A - High pore volume silica - Google Patents

High pore volume silica

Info

Publication number
CA944655A
CA944655A CA122,654A CA122654A CA944655A CA 944655 A CA944655 A CA 944655A CA 122654 A CA122654 A CA 122654A CA 944655 A CA944655 A CA 944655A
Authority
CA
Canada
Prior art keywords
pore volume
high pore
volume silica
silica
volume
Prior art date
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
CA122,654A
Other versions
CA122654S (en
Inventor
Milton E. Winyall
Ellsworth G. Acker
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.)
WR Grace and Co
Original Assignee
WR Grace 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
Application filed by WR Grace and Co filed Critical WR Grace and Co
Application granted granted Critical
Publication of CA944655A publication Critical patent/CA944655A/en
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)
CA122,654A 1970-09-14 1971-09-13 High pore volume silica Expired CA944655A (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
CA944655A true CA944655A (en) 1974-04-02

Family

ID=22104715

Family Applications (1)

Application Number Title Priority Date Filing Date
CA122,654A Expired CA944655A (en) 1970-09-14 1971-09-13 High pore volume silica

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)

Families Citing this family (6)

* 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
KR0133232B1 (en) * 1994-10-20 1998-04-13 우덕창 Process of preparation of a powder of porous silicagel with low density
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
CN115849387A (en) * 2022-12-27 2023-03-28 中南大学 Method for preparing silicon dioxide gel by using 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

Also Published As

Publication number Publication date
DE2145090C2 (en) 1985-01-24
GB1340230A (en) 1973-12-12
DE2145090A1 (en) 1972-03-16
JPS549157B1 (en) 1979-04-21
FR2107652A5 (en) 1972-05-05
AU3254471A (en) 1973-02-22
AU460371B2 (en) 1975-04-24

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