FR1189149A - Aérogels hydrophobes de silice - Google Patents

Aérogels hydrophobes de silice

Info

Publication number
FR1189149A
FR1189149A FR1189149DA FR1189149A FR 1189149 A FR1189149 A FR 1189149A FR 1189149D A FR1189149D A FR 1189149DA FR 1189149 A FR1189149 A FR 1189149A
Authority
FR
France
Prior art keywords
hydrophobic silica
silica aerogels
aerogels
hydrophobic
silica
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
Other languages
English (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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1189149A publication Critical patent/FR1189149A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0091—Preparation of aerogels, e.g. xerogels
    • 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
    • C01B33/157—After-treatment of gels
    • C01B33/158—Purification; Drying; Dehydrating
    • C01B33/1585—Dehydration into aerogels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
FR1189149D 1956-09-04 1957-09-04 Aérogels hydrophobes de silice Expired FR1189149A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1189149XA 1956-09-04 1956-09-04

Publications (1)

Publication Number Publication Date
FR1189149A true FR1189149A (fr) 1959-09-29

Family

ID=22381510

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1189149D Expired FR1189149A (fr) 1956-09-04 1957-09-04 Aérogels hydrophobes de silice

Country Status (1)

Country Link
FR (1) FR1189149A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0864531A1 (fr) * 1997-03-05 1998-09-16 Armstrong World Industries, Inc. Gels de silice humides pour la réalisation d'aerogel et de xerogel utilisables en isolation thermique et leur procédé de préparation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0864531A1 (fr) * 1997-03-05 1998-09-16 Armstrong World Industries, Inc. Gels de silice humides pour la réalisation d'aerogel et de xerogel utilisables en isolation thermique et leur procédé de préparation

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