FR2190731A1 - - Google Patents

Info

Publication number
FR2190731A1
FR2190731A1 FR7322754A FR7322754A FR2190731A1 FR 2190731 A1 FR2190731 A1 FR 2190731A1 FR 7322754 A FR7322754 A FR 7322754A FR 7322754 A FR7322754 A FR 7322754A FR 2190731 A1 FR2190731 A1 FR 2190731A1
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.)
Withdrawn
Application number
FR7322754A
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
Original Assignee
WR Grace Ltd
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 filed Critical WR Grace Ltd
Publication of FR2190731A1 publication Critical patent/FR2190731A1/fr
Withdrawn legal-status Critical Current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
    • C01B33/155—Preparation of hydroorganogels or organogels
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
FR7322754A 1972-06-28 1973-06-21 Withdrawn FR2190731A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00267033A US3803046A (en) 1972-06-28 1972-06-28 Process for preparing silica organogel

Publications (1)

Publication Number Publication Date
FR2190731A1 true FR2190731A1 (fr) 1974-02-01

Family

ID=23017043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7322754A Withdrawn FR2190731A1 (fr) 1972-06-28 1973-06-21

Country Status (6)

Country Link
US (1) US3803046A (fr)
JP (1) JPS4936600A (fr)
CA (1) CA990171A (fr)
DE (1) DE2331379A1 (fr)
FR (1) FR2190731A1 (fr)
IT (1) IT994905B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0073051A2 (fr) * 1981-08-26 1983-03-02 Hoechst Aktiengesellschaft Aluminosilicates et gels de silice à faible teneur d'éléments de transition, procédé pour leur préparation et leur utilisation

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303641A (en) * 1978-05-24 1981-12-01 W. R. Grace & Co. Hydrous silica gel containing dentifrice
GR69682B (fr) * 1978-09-11 1982-07-08 Newhouse Michael T
DE3166709D1 (en) * 1980-08-04 1984-11-22 Fisons Plc Inhalation device for administering medicaments
US4717708A (en) * 1983-12-27 1988-01-05 Stauffer Chemical Company Inorganic oxide aerogels and their preparation
DE3751849T2 (de) * 1986-03-07 1996-11-28 Nippon Catalytic Chem Ind Verfahren zur Verbesserung des Gleitvermögens von Polyesterfolie
US5304324A (en) * 1986-03-07 1994-04-19 Nippon Shokubai Kagaku Kogyo Co., Ltd. Monodispersed glycol suspension of fine inorganic oxide particles having excellent dispersion stability
FR2622565B1 (fr) * 1987-11-04 1990-11-09 Rhone Poulenc Chimie Silice pour compositions dentifrices compatible notamment avec le zinc
US5614177A (en) * 1987-11-04 1997-03-25 Rhone-Poulenc Chimie Dentifrice-compatible silica particulates
US5286478A (en) * 1987-11-04 1994-02-15 Rhone-Poulenc Chimie Dentifrice-compatible silica particulates
FR2632185B1 (fr) * 1988-06-01 1992-05-22 Rhone Poulenc Chimie Silice pour compositions dentifrices compatible notamment avec le zinc
FR2649089B1 (fr) * 1989-07-03 1991-12-13 Rhone Poulenc Chimie Silice a porosite controlee et son procede d'obtention
US5565142A (en) * 1992-04-01 1996-10-15 Deshpande; Ravindra Preparation of high porosity xerogels by chemical surface modification.
JPH06324511A (ja) * 1993-05-14 1994-11-25 Brother Ind Ltd 感光性マイクロカプセル型トナー
JP3362745B2 (ja) * 1993-07-28 2003-01-07 ブラザー工業株式会社 感光性マイクロカプセル型トナー
EP0670813B1 (fr) 1993-09-29 2003-03-12 Rhodia Chimie Silice precipitee
US6001322A (en) * 1993-09-29 1999-12-14 Rhone-Poulenc Chimie Precipitated silicas
FR2710630B1 (fr) * 1993-09-29 1995-12-29 Rhone Poulenc Chimie Nouvelles silices précipitées, leur procédé de préparation et leur utilisation au renforcement des élastomères.
US5762829A (en) * 1997-03-05 1998-06-09 Armstrong World Industries, Inc. Wet silica gels for aerogel and xerogel thermal insulation and processes for the wet gels
US6586501B1 (en) 1999-01-20 2003-07-01 Cabot Corporation Aggregates having attached polymer groups and polymer foams
US6258864B1 (en) 1999-01-20 2001-07-10 Cabot Corporation Polymer foam containing chemically modified carbonaceous filler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0073051A2 (fr) * 1981-08-26 1983-03-02 Hoechst Aktiengesellschaft Aluminosilicates et gels de silice à faible teneur d'éléments de transition, procédé pour leur préparation et leur utilisation
EP0073051A3 (en) * 1981-08-26 1985-12-18 Hoechst Aktiengesellschaft Aluminosilicates and silica gels with a small transition element amount, process for their preparation and their use

Also Published As

Publication number Publication date
DE2331379A1 (de) 1974-01-17
CA990171A (en) 1976-06-01
JPS4936600A (fr) 1974-04-04
US3803046A (en) 1974-04-09
IT994905B (it) 1975-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse